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STM32F103C8T6
MFI343S00177
STM32F407VET6
ATMEGA328P-PU

Categories
- Integrated Circuits (ICs)
  - Integrated Circuits (ICs)
  - AC to DC Converter ICs
  - Active Filters
  - ADC
  - AFE
  - Analog Multipliers & Dividers
  - Analog Switches & Multiplexers ICs
  - Application Specific Microcontrollers
  - Application Specific Timer
  - Audio Amplifiers
  - Audio Special Purpose
  - Battery Chargers ICs
  - Battery Management ICs
  - Buffers & Transceivers
  - Capacitive Sensors
  - Clock Buffers & Drivers
  - Clock Generators
  - CODECs Interface ICs
  - Comparators
  - Configuration Proms for FPGAs
  - Controllers Interface ICs
  - Converting Interface ICs
  - Counters & Dividers
  - CPLDs
  - Current Regulator IC
  - DAC
  - DC DC Voltage Regulators
  - DC to DC converter
  - DDS
  - Delay Lines Timing ICs
  - Digital Potentiometers
  - Display Drivers ICs
  - Drivers Interface ICs
  - DSP
  - Embedded ICs Modules
  - Energy Metering ICs
  - FIFOs Memory
  - Flip Flops
  - FPGAs
  - FPGAs with Microcontrollers
  - Full & Half-Bridge Drivers ICs
  - Gate Drivers ICs
  - Gates & Inverters
  - Hot Swap Controllers
  - I/O Expanders
  - IC Batteries
  - Ideal Diode controller
  - Instrumentational OP Amps
  - Interface ICs Modules
  - Laser Driver ICs
  - Latches
  - LED Driver ICs
  - Lighting Controllers
  - Linear Comparators
  - Linear Regulator Controllers
  - Linear Voltage Regulators
  - Memory
  - Memory Batteries
  - Memory Controllers
  - Microcontrollers
  - Microprocessors
  - Modems ICs & Modules
  - Motor Drivers
  - Multi-Functional Gates & Inverters
  - Multivibrators
  - Multivibrators
  - PFC PMICs
  - PLDs
  - PoE Controllers
  - Power Supply Control ICs
  - Power Switches ICs
  - Programmable Timers & Oscillators
  - RMS to DC Converters
  - RTCs
  - Sensor & Detector Interface ICs
  - Serializers & Deserializers
  - Shift Registers
  - Signal Buffers
  - Signal Switches & Multiplexers
  - Signal Terminators
  - SoC
  - Special Purpose ADCs/DACs
  - Special Purpose Amplifiers
  - Special Purpose Analog Switches
  - Specialized ICs
  - Specialized Interface ICs
  - Specialized Power Management ICs
  - Specialized Voltage Regulators
  - Specialty Logic ICs
  - Switching Voltage Regulators
  - Telecom Interface ICs
  - Thermal Management
  - Touch Screen Controllers
  - UARTs
  - Universal Bus Functions
  - V/F & F/V Converters
  - Video Amps & Modules
  - Video Processing Linear ICs
  - Voice Record and Playback
  - Voltage Reference
  - Voltage Supervisors
  - Voltage Translators & Level Shifters
  - Integrated circuits, often referred to as ICs or microchips, are miniature electronic circuits that contain thousands to billions of transistors, resistors, capacitors, and other electronic components on a small semiconductor material. ICs are the building blocks of modern electronics and are used in a vast array of devices and systems, ranging from smartphones and computers to automotive electronics and medical devices. They provide compactness, high functionality, and improved performance by integrating multiple electronic functions onto a single chip.
- Connectors
  - Connectors
  - ARINC Connectors
  - Backplane Connector Contacts
  - Backplane Connectors Accessories
  - Backplane Connectors Housings
  - Backshells and Cable Clamps
  - Banana Tip Adapters
  - Banana Tip Binding Posts
  - Banana Tip Connectors Accessories
  - Banana Tip Jacks
  - Barrel Accessories
  - Barrel Adapters
  - Barrel Audio Connectors
  - Barrel Connectors
  - Barrel Power Connectors
  - Barrier Terminal Blocks
  - Between Series Adapters
  - Blade Type Power Connectors
  - Blade Type Power Connectors
  - Blade Type Power Connectors Accessories
  - Blade Type Power Connectors Housings
  - Board In Connectors
  - Board to Board Connectors
  - Card Edge Adapters
  - Card Edge Connectors Accessories
  - Card Edge Connectors Housings
  - Card Edge Contacts
  - Centronics Connectors
  - Circular Adapters
  - Circular Connectors
  - Circular Connectors Accessories
  - Circular Connectors Housings
  - Circular Contacts
  - Coaxial Connectors
  - Coaxial Connectors Accessories
  - D-Sub Adapters
  - D-Sub Connector Housings
  - D-Sub Connector Terminators
  - D-Sub Connectors
  - D-Sub Connectors Accessories
  - D-Sub Contacts
  - D-Sub Hoods
  - D-Sub Jackscrews
  - DIN 41612 Connectors
  - Din Rail Terminal Blocks
  - Edgeboard Connectors
  - Faceplates & Frames
  - Fiber Optic Adapters
  - Fiber Optic Connectors
  - Fiber Optic Connectors Accessories
  - Fiber Optic Connectors Housings
  - Flat Flexible Connector Housings
  - Flat Flexible Connectors
  - Flat Flexible Connectors Accessories
  - Flat Flexible Contacts
  - Foil Connectors
  - Hard Metric Connector
  - Headers & Male Pins
  - Heavy Duty Connectors Accessories
  - Heavy Duty Connectors Assemblies
  - Heavy Duty Connectors Frames
  - Heavy Duty Connectors Housings
  - Heavy Duty Connectors Modules
  - Heavy Duty Contacts
  - IC Adapters
  - IC and Component Sockets
  - IC Sockets Accessories
  - Inline Memory Module Sockets
  - Interface Modules Terminal Blocks
  - Keystone Accessories
  - Keystone Inserts
  - Knife Connectors
  - Leadframe Contacts
  - LGH Connectors
  - Magnetic Wire Terminals
  - Magnetics Modular Jacks
  - Memory Card Adapters
  - Memory Card Sockets
  - Memory Connectors Accessories
  - Modular Adapters
  - Modular Connectors Accessories
  - Modular Jacks
  - Modular Plug Housings
  - Modular Plugs
  - Multi Purpose Contacts
  - Panel Mount Connectors
  - Panel Mount Terminal Blocks
  - PC Pin Terminals
  - Photovoltaic Connectors
  - Photovoltaic Connectors Accessories
  - Photovoltaic Contacts
  - Pluggable Connectors
  - Pluggable Connectors Accessories
  - Pluggable Terminal Blocks
  - Power Distribution Terminal Blocks
  - Power Entry Connectors Accessories
  - Power Entry Connectors Modules
  - Quick-Connect & Quick-Disconnect Connectors
  - Rectangular Connectors
  - Rectangular Connectors Accessories
  - Rectangular Connectors Adapters
  - Rectangular Connectors Arrays
  - Rectangular Connectors Headers
  - Rectangular Connectors Housings
  - Rectangular Contact Inserts
  - Rectangular Terminals
  - RF Adapters
  - RF Contacts
  - RF Terminators
  - Ring Terminals
  - Screw Connectors
  - Shunts & Jumpers
  - Socket Terminals
  - Solder Lug Connectors
  - Spade Connectors
  - Specialized Backplane Connectors
  - Specialized Connectors
  - Specialized Terminal Blocks
  - Spring Loaded Contacts
  - Spring Loaded Rectangular Connectors
  - SSL Connectors
  - SSL Connectors Accessories
  - SSL Contacts
  - Terminal Block Adapters
  - Terminal Blocks - Contacts
  - Terminal Blocks Accessories
  - Terminal Jumpers
  - Terminal Junction Systems
  - Terminal Marker Strips
  - Terminal Strips and Turret Boards
  - Terminal Wire Ferrules
  - Terminals Accessories
  - Terminals Adapters
  - Terminals Housings
  - Transistor Sockets
  - Turret Connectors
  - Video Adapters
  - Video Connector Accessories
  - Video Connectors
  - Wire Pin Connectors
  - Wire Splice Connectors
  - Wire-to-Board Connectors
  - Wire-to-Board Terminal Blocks
  - Wiring Blocks Accessories
  - Wiring Modular Connectors
  - Connectors are devices used to establish electrical or mechanical connections between two or more components or systems. They provide a means for joining cables, wires, or other conductive elements, enabling the transmission of electrical signals, power, or data. Connectors come in a wide range of forms, including electrical connectors, coaxial connectors, modular connectors, and fiber optic connectors. They play a critical role in industries such as telecommunications, automotive, aerospace, and consumer electronics, facilitating reliable and secure connections.
- Discrete Semiconductors
  - Discrete Semiconductors
  - Arrays BJT Transistors
  - BJT Transistors Arrays
  - Bridge Rectifiers
  - DIACs and SIDACs
  - IGBTs Modules
  - IGBTs Transistors Arrays
  - JFETs Transistors
  - MOSFETs Transistors Arrays
  - Power Driver Modules
  - Pre-Biased BJT Transistors
  - Programmable Unijunction Transistors
  - Rectifier Diode Array
  - RF BJT Transistors
  - RF Diodes
  - RF MOSFETs Transistors
  - SCRs Thyristors
  - Single BJT Transistors
  - Single IGBTs
  - Single IGBTs
  - Single MOSFETs Transistors
  - Single-Phase Diode Rectifier
  - Specialized Transistors
  - Thyristors Modules
  - TRIACs Thyristors
  - Varactors
  - Zener Diode Arrays
  - Zener Single Diodes
  - Discrete Semiconductor refer to electronic components that are individual and separate from each other, as opposed to integrated circuits that contain multiple components on a single chip. These discrete components include diodes, transistors, thyristors, and other similar devices that perform specific functions in electronic circuits. They are commonly used in power supplies, amplifiers, and other electronic devices where precise control and regulation of electrical signals is required. Discrete Semiconductor Products are available in a variety of sizes, shapes, and specifications to meet the needs of different applications. They are widely used in the electronics industry and are essential components in many electronic devices.
- Capacitors
  - Capacitors
  - Aluminum Electrolytic Capacitors
  - Aluminum Polymer Capacitors
  - Capacitor Accessories
  - Capacitor Networks
  - Ceramic Capacitors
  - Ceramic Capacitors
  - Film Capacitors
  - Mica & PTFE Capacitors
  - Niobium Oxide Capacitors
  - Silicon Capacitors
  - Supercapacitors & EDLC
  - Tantalum Capacitors
  - Tantalum Polymer Capacitors
  - Thin Film Capacitors
  - Trimmers Variable
  - Capacitors are electronic components that store and release electrical energy. They consist of two conductive plates separated by an insulating material known as a dielectric. Capacitors are widely used in electronic circuits for various purposes, including energy storage, filtering, decoupling, timing, and coupling signals. They are available in different types, such as electrolytic capacitors, ceramic capacitors, and tantalum capacitors, each with unique characteristics suitable for different applications.
- Sensors
  - Sensors
  - CdS Cells
  - Accelerometers
  - Accessories
  - Amplifiers
  - Analog & Digital Sensor
  - Analog & Digital Sensors
  - Analog Optical Sensors
  - Angle & Linear Position Measuring Sensors
  - Camera Modules
  - Color Sensors
  - Current Sensors
  - Distance Measuring Sensors
  - Dust Sensors
  - Encoders
  - Float & Level Sensors
  - Flow Sensors
  - Force Sensors
  - Gas Sensors
  - Gyroscopes
  - Humidity Sensors
  - Image Sensors
  - IMUs
  - Inclinometers
  - IrDA Transceiver Modules
  - Junction Blocks
  - Logic Optical Sensors
  - Logic Photo Detectors
  - Logic Photointerrupters
  - LVDT Transducers
  - Magnetic Compass Sensors Modules
  - Magnetic Linear Sensors ICs
  - Magnetic Position Sensors Modules
  - Magnetic Switches
  - Mechanical Temperature Sensors
  - Multi Purpose Magnets
  - Multifunction
  - NTC Thermistors
  - Occupancy Sensors
  - Optical Motion Sensors
  - Optical Sensors Remote Receiver
  - Photodiodes
  - Photoelectric Sensors
  - Phototransistors
  - Proximity Sensors
  - PTC Thermistors
  - RTD
  - Sensor Cable Accessories
  - Sensor Cable Assemblies
  - Sensor Matched Magnets
  - Shock Sensors
  - Solar Cells
  - Solid State Thermostats
  - Specialized Sensors
  - Strain Gauges
  - Thermocouple Temperature Sensors
  - Tilt Switch Sensors
  - Touch Sensors
  - Transducers
  - Transistor Optical Sensors
  - Ultrasonic Receivers
  - UV Sensors
  - Vibration Sensors
  - Sensors are devices that detect and measure physical or environmental parameters and convert them into electrical signals. They enable the acquisition of real-world data for monitoring, control, and feedback purposes. Sensors can detect variables such as temperature, pressure, light, motion, proximity, and many others. They find application in diverse fields, including automotive systems, consumer electronics, industrial automation, healthcare, and environmental monitoring.
- Resistors
  - Resistors
  - Chassis Mount Resistors
  - Chip SMD Resistors
  - Chip SMD Resistors
  - Resistor Accessories
  - Resistor Arrays
  - Specialized Resistors
  - Through Hole Resistors
  - Resistors are passive electronic components designed to impede the flow of electric current in a circuit. They are used to control current levels, divide voltage, and limit power dissipation. Resistors are available in various types, including fixed resistors, variable resistors (potentiometers), and specialized resistors for specific applications such as high power or precision requirements. They are fundamental components in electronic circuits, playing roles in voltage regulation, signal conditioning, and impedance matching.
- Isolators
  - Isolators
  - Digital Isolators
  - Isolated Gate Drivers
  - Logic Optoisolators
  - Photovoltaic Optoisolators
  - Specialized Isolators
  - Triac Optoisolators
  - Isolators, also known as isolation devices or isolating components, are electronic components designed to electrically separate or isolate different parts of a circuit or system. They provide protection by preventing unwanted electrical currents, noise, or interference from affecting sensitive components or systems. Isolators are commonly used in applications where electrical isolation is crucial, such as power supplies, communication systems, motor control, and industrial automation. They ensure reliable operation, safety, and protection from electrical disturbances or faults.
- Board Mount Power Supplies
  - Board Mount Power Supplies
  - Board Mount AC DC Converters
  - Board Mount Accessories
  - Board Mount DC DC Converters
  - Off-board LED Drivers
  - Box and enclosure products refer to electronic components that are designed to protect and house electronic devices. These products come in a variety of shapes and sizes, and are typically made from materials such as plastic, metal, or fiberglass. Box and enclosure products are essential for protecting electronic components from environmental factors such as dust, moisture, and temperature fluctuations. They also provide a secure and organized way to store and transport electronic devices. Box and enclosure products are commonly used in industries such as telecommunications, aerospace, and automotive, as well as in consumer electronics.
- RF/IF & RFID
  - RF/IF & RFID
  - Attenuators
  - Balun
  - RF Accessories
  - RF Amplifiers
  - RF Antennas
  - RF Boards
  - RF Demodulators
  - RF Detectors
  - RF Directional Coupler
  - RF Front End
  - RF Misc ICs and Modules
  - RF Mixers
  - RF Modulators
  - RF Multiplexers
  - RF Power Controller ICs
  - RF Power Dividers
  - RF Receivers
  - RF Shields
  - RF Switches
  - RF Transceiver ICs
  - RF Transceiver Modules
  - RF Transmitter
  - RF Transmitters
  - RFI & EMI Contacts
  - RFI & EMI Materials
  - RFID Accessories
  - RFID Antennas
  - RFID Boards
  - RFID ICs
  - RFID Reader Modules
  - RFID Tags
  - RF power dividers/splitters are electronic components that are used to divide or split an incoming RF signal into multiple output signals. These components are commonly used in communication systems, such as radio and television broadcasting, as well as in radar and satellite communication systems. RF power dividers/splitters are designed to maintain signal integrity and minimize signal loss, ensuring that each output signal is of equal strength and quality. They come in various configurations, including 2-way, 3-way, 4-way, and 8-way, and can be used in both indoor and outdoor applications. RF power dividers/splitters are essential components in any RF system that requires signal distribution.
- Circuit Protection
  - Circuit Protection
  - Circuit Breakers
  - Circuit Protection Accessories
  - Electrical Fuses
  - Fuseholders
  - Fuses
  - GDT
  - GFCI
  - ICL
  - Lighting Protection
  - PTC Resettable Fuses
  - Surge Suppression ICs
  - Thermal Fuses
  - TVS Diodes
  - TVS Mixed Technology
  - TVS SPDs
  - TVS Thyristors
  - TVS Varistors
  - Circuit protection is a crucial aspect of electronic components classification. It refers to the measures taken to prevent damage to electronic circuits due to overvoltage, overcurrent, or short circuits. Circuit protection devices such as fuses, circuit breakers, surge protectors, and voltage regulators are used to safeguard electronic components from damage caused by power surges, lightning strikes, and other electrical disturbances. These devices are designed to interrupt the flow of current when the voltage or current exceeds a safe level, thereby protecting the circuit and preventing damage to the electronic components. Circuit protection is essential for ensuring the reliability and longevity of electronic devices and systems.
- Crystals
  - Crystals
  - Crystals
  - Crystals Accessories
  - Oscillators
  - Pin Configurable Oscillators
  - Programmable Oscillators
  - Resonators
  - Stand Alone Programmers
  - Voltage Controlled Oscillators
  - Crystals, in the context of electronics, refer to quartz crystals or other similar crystalline structures used as precise timing references or frequency-determining elements. These crystals exhibit a phenomenon called piezoelectricity, which allows them to generate a stable and accurate electrical signal when subjected to mechanical stress or voltage. Crystals are extensively used in oscillators
- Inductors
  - Inductors
  - Adjustable Inductors
  - Delay Lines
  - Fixed Inductors
  - Signal Transformers
  - Wireless Charging Coils
  - Inductors are passive electronic components that store electrical energy in the form of a magnetic field. They are typically made of a coil of wire wound around a core material and are used in various electrical circuits and systems. Inductors resist changes in current flow and are commonly employed in filtering, energy storage, impedance matching, and signal conditioning applications. They play a vital role in applications such as power supplies, radio frequency (RF) circuits, motor control, and electromagnetic compatibility (EMC) solutions.
- Filters
  - Filters
  - Cable Ferrites
  - Ceramic Filters
  - Common Mode Chokes
  - DSL Filters
  - EMI/RFI Filters
  - Feed Through Capacitors
  - Ferrite Beads and Chips
  - Ferrite Disks and Plates
  - Filters Accessories
  - Helical Filters
  - Monolithic Crystals
  - Power Line Filter Modules
  - RF Filters
  - SAW Filters
  - Filters are electronic components designed to selectively allow or block certain frequencies or ranges of frequencies in a signal or waveform. They are used to remove unwanted noise, interference, or specific frequency components, and to shape or modify the frequency response of a circuit or system. Filters can be classified into different types, such as low-pass, high-pass, band-pass, and band-stop filters, each serving specific purposes in applications ranging from audio and communication systems to power electronics and signal processing.
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PoE Controllers

Name	Manufacturer	Quantity	Datasheet	Factory Lead Time	Lifecycle Status	Mount	Packaging	Published	Series	Pbfree Code	Part Status	Moisture Sensitivity Level (MSL)	Number of Terminations	ECCN Code	Max Operating Temperature	Min Operating Temperature	Operating Supply Voltage	Length	RoHS Status	Lead Free	Contact Plating	Radiation Hardening	Number of Pins	Additional Feature	Package / Case	Interface	Max Supply Voltage	REACH SVHC	Min Supply Voltage	Frequency	Height	Width	Thickness	Resistance	Weight	Operating Temperature	Technology	Operating Supply Current	Current - Supply	Bandwidth	Height Seated (Max)	HTS Code	Number of Functions	Nominal Supply Current	Max Frequency	Nominal Input Voltage	Type	Max Input Voltage	JESD-609 Code	Terminal Finish	Terminal Position	Terminal Form	Peak Reflow Temperature (Cel)	Supply Voltage	Time@Peak Reflow Temperature-Max (s)	Base Part Number	Pin Count	Temperature Grade	Surface Mount	Terminal Pitch	JESD-30 Code	Supply Voltage-Min (Vsup)	Operating Temperature (Max)	Operating Temperature (Min)	Number of Channels	Subcategory	Power Supplies	Supply Voltage-Max (Vsup)	Max Power Dissipation	Power - Max	Output Voltage	Output Current-Max	Number of Outputs	Output Current	Output Power	Max Output Power	Max Output Current	Input Voltage-Nom	Analog IC - Other Type	Halogen Free	Current - Output	Min Input Voltage	Power Dissipation	Supply Current-Max (Isup)	Adjustable Threshold	Neg Supply Voltage-Nom (Vsup)	Supplier Device Package	Max Output Voltage	Power Dissipation-Max	Control Mode	Switching Frequency	Input Voltage (Max)	Telecom IC Type	Voltage - Supply	Min Output Voltage	Standards	Control Technique	Switcher Configuration	Switching Frequency-Max	Neg Supply Voltage-Max (Vsup)	Neg Supply Voltage-Min (Vsup)	Topology	Neg Supply Voltage-Nom	Internal Switch(s)	Duty Cycle	Min Current Limit	Auxiliary Sense
SI3453C-B01-GM	Silicon Labs	RFQ Min: 1 Mult: 1	download	8 Weeks		Surface Mount	Tube	1999			Obsolete	3 (168 Hours)	40					6mm	RoHS Compliant				40		40-VFQFN Exposed Pad						830μm				105.687022mg	-40°C~85°C		4mA					4				Controller (PSE)				QUAD			3.3V		SI3453	40			0.5mm					4				40W																									45V~57V		802.3at (PoE+), 802.3af (PoE)							-48V	Yes			No
TPS23861PWR	Texas Instruments	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 3 days ago)	Surface Mount	Tape & Reel (TR)			yes	Active	2 (1 Year)	28	EAR99				9.7mm	ROHS3 Compliant	Lead Free	Gold		28		28-TSSOP (0.173, 4.40mm Width)					400kHz	1.2mm	4.4mm	1mm			-40°C~85°C		3.5mA					1			3.3V	Controller (PSE)		e4		DUAL	GULL WING	260	48V		TPS23861				0.65mm					4			57V	25.5W																NO									44V~57V		802.3at (PoE+), 802.3af (PoE)								No
TPS23851DCER	Rochester Electronics	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)				Obsolete	3 (168 Hours)							ROHS3 Compliant						36-BSOP (0.295, 7.50mm Width)											-20°C~85°C			2mA								Controller (PSE)																		4					34.2W																	36-SSOP							44V~57V		802.3at (PoE+), 802.3af (PoE)								No			No
SI3452C-B02-GMR	Silicon Labs	RFQ Min: 1 Mult: 1	download	8 Weeks			Tape & Reel (TR)	1999			Obsolete	3 (168 Hours)	40					6mm	RoHS Compliant				40		40-VFQFN Exposed Pad							6mm				-40°C~85°C		3.7mA			0.9mm		1				Controller (PSE)				QUAD			3.3V		SI3452	40		YES	0.5mm		3V			4	Power Management Circuits		3.6V	40W							40W										-54V								45V~57V		802.3at (PoE+), 802.3af (PoE)				-51V	-57V			Yes			No
LTC4259AIGW-1#PBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	8 Weeks			Tube	2006			Active	1 (Unlimited)	36	EAR99					ROHS3 Compliant						36-BSOP (0.295, 7.50mm Width)							7.506mm				-40°C~85°C	CMOS		2mA				1				Controller (PSE)		e3	Matte Tin (Sn)	DUAL	GULL WING	260	3.3V	30	LTC4259	36		YES	0.8mm	R-PDSO-G36	3V			4	Power Management Circuits		4V		15.4W															YES									48V~57V		802.3af (PoE)								No
LTC4266CUHF#TRPBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	26 Weeks			Tape & Reel (TR)	2012			Active	1 (Unlimited)	38	EAR99				7mm	ROHS3 Compliant						38-WFQFN Exposed Pad							5mm				0°C~70°C	CMOS		3.5mA		0.8mm		1				Controller (PSE)		e3	Matte Tin (Sn)	QUAD			3.3V		LTC4266	38		YES	0.5mm	R-PQCC-N38	3V			4	Power Management Circuits				25W														3mA	YES									45V~57V		802.3at (PoE+), 802.3af (PoE)								No
LTC4267CDHC#TRPBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	16 Weeks			Tape & Reel (TR)	2007			Active	1 (Unlimited)	16	EAR99				5mm	ROHS3 Compliant						16-WFDFN Exposed Pad							3mm				0°C~70°C	CMOS		3mA Max		0.8mm		1				Controller (PD), DC/DC		e3	Matte Tin (Sn)	DUAL		260		30	LTC4267	16		YES	0.5mm					1	Switching Regulator or Controllers				12.95W		1A																		CURRENT-MODE				57V Max		802.3af (PoE)		SINGLE	240kHz					No
MAX5953BUTM+	Maxim Integrated	RFQ Min: 1 Mult: 1	download			Surface Mount	Tube	2007		yes	Obsolete	1 (Unlimited)	48	EAR99				7mm	ROHS3 Compliant	Lead Free			48		48-WFQFN Exposed Pad							7mm				0°C~85°C			400μA		0.8mm		1				Controller (PD), DC/DC		e4	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD		260			MAX5953	48			0.5mm					1	Switching Regulator or Controllers				15W								48V												VOLTAGE-MODE		76V		11V~76V		802.3af (PoE)	PULSE WIDTH MODULATION	BUCK	250kHz					Yes			No
LM5070SDX-80	Texas Instruments	RFQ Min: 1 Mult: 1				Surface Mount	Tape & Reel (TR)			no	Obsolete	1 (Unlimited)	16	EAR99				5mm	Non-RoHS Compliant	Contains Lead			16		16-WFDFN Exposed Pad											-40°C~125°C	BICMOS				0.8mm		1		1MHz		Controller (PD), DC/DC		e0	Tin/Lead (Sn/Pb)	DUAL		260			LM5070	16								1	Switching Regulator or Controllers						0.8A			13W			48V												CURRENT-MODE		75V		1.8V~75V		802.3af (PoE)	PULSE WIDTH MODULATION	SINGLE	665kHz					Both	80 %		No
LTC4290CIUJ#TRPBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	8 Weeks			Tape & Reel (TR)	2013			Active	1 (Unlimited)	40					6mm	ROHS3 Compliant					ALSO REQUIRED VDD OF 3V TO 3.6V	40-WFQFN Exposed Pad							6mm				-40°C~85°C	CMOS		10mA				1				Controller (PSE)		e3	Matte Tin (Sn)	QUAD					LTC4290	40		YES	0.5mm	S-PQCC-N40				8	Power Management Circuits	3.354V			13W														15mA		-54V								3V~3.6V		802.3af (PoE)				-45V	-57V			No
NCP1082DEG	ON Semiconductor	RFQ Min: 1 Mult: 1	download	14 Weeks	ACTIVE (Last Updated: 3 days ago)		Tube	2008		yes	Active	2 (1 Year)	20	EAR99				6.6mm	ROHS3 Compliant	Lead Free		No	20	ALSO OPERATES AS LDO REGULATOR	20-TSSOP (0.173, 4.40mm Width) Exposed Pad						950μm	4.5mm				-40°C~85°C							1				Controller (PD), DC/DC	57V	e3	Tin (Sn)	DUAL	GULL WING				NCP1082	20		YES	0.65mm					1	Switching Regulator or Controllers				13W	9.6V						26mA	1.4V		Halogen Free		0V						9.6V		CURRENT-MODE	250kHz			0V~57V	8.4V	802.3af (PoE)	PULSE WIDTH MODULATION	SINGLE				Flyback		Both			Yes
NCP1090DG	ON Semiconductor	RFQ Min: 1 Mult: 1	download	26 Weeks	ACTIVE (Last Updated: 2 days ago)		Bulk	2006	HIPO™	yes	Active	2 (1 Year)						4.93mm	ROHS3 Compliant	Lead Free		No	8		8-SOIC (0.154, 3.90mm Width)			No SVHC			1.47mm	4mm			540.001716mg	-40°C~85°C		600μA								57V	Controller (PD)	57V	e3	Tin (Sn)						NCP1090	8								1					12.95W							5mA			Halogen Free		0V						72V						0V~57V	-300mV	802.3af (PoE)								Yes
LT4276AIUFD#PBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	8 Weeks	PRODUCTION (Last Updated: 1 week ago)		Tube	2013			Active	1 (Unlimited)							ROHS3 Compliant				28		28-WFQFN Exposed Pad			No SVHC		300kHz						-40°C~85°C		2mA								60V	Controller (PD), DC/DC									LT4276	28								1				90W																									60V Max		802.3at (PoE+), 802.3af (PoE), LTPoE++								No			Yes
MAX5953DUTM+	Rochester Electronics	RFQ Min: 1 Mult: 1	download				Tube			yes	Obsolete	3 (168 Hours)	48					7mm	ROHS3 Compliant						48-WFQFN Exposed Pad							7mm				0°C~85°C			400μA		0.8mm		1				Controller (PD), DC/DC		e4	NICKEL PALLADIUM GOLD	QUAD		260				48		YES	0.5mm	S-XQCC-N48				1					15W								48V												VOLTAGE-MODE		76V		11V~76V		802.3af (PoE)	PULSE WIDTH MODULATION	BUCK	250kHz					Yes			No
MAX5935CAX+T	Rochester Electronics	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)				Obsolete	1 (Unlimited)							ROHS3 Compliant						36-BSOP (0.295, 7.50mm Width)											0°C~70°C			4.2mA								Controller (PSE)																		4					15.4W																	36-SSOP							32V~60V		802.3af (PoE)								No			No
PD67124MAC-GGGG	Microsemi	RFQ Min: 1 Mult: 1	download	25 Weeks							Obsolete	1 (Unlimited)	168					133.37mm	RoHS Compliant																							8542.39.00.01	1								DUAL	NO LEAD	NOT SPECIFIED	48V	NOT SPECIFIED		168	COMMERCIAL	NO		R-XDMA-N168		70°C	-10°C																													TELECOM CIRCUIT
MAX5982BETE+T	Maxim Integrated	RFQ Min: 1 Mult: 1	download	6 Weeks		Surface Mount	Tape & Reel (TR)	2012		yes	Active	1 (Unlimited)	16	EAR99				5mm	ROHS3 Compliant			No			16-WQFN Exposed Pad							5mm				-40°C~85°C	BICMOS		250μA		0.8mm		1				Controller (PD)				QUAD			48V		MAX5982				0.8mm					1			60V		70W															YES									36.6V~60V		802.3at (PoE+), 802.3af (PoE)								Yes
TPS2379DDA	Texas Instruments	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 4 days ago)	Surface Mount	Tube			yes	Active	2 (1 Year)	8	EAR99			57V	4.89mm	ROHS3 Compliant				8		8-PowerSOIC (0.154, 3.90mm Width)	Parallel		No SVHC			1.7mm	3.9mm	1.48mm	750mOhm	506.605978mg	-40°C~125°C TJ		285μA					1			57V	Controller (PD)	57V	e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	GULL WING	260	1.4V		TPS2379									1	Power Management Circuits				25W				850mA								0V			NO									0V~57V		IEEE 802.3								Yes			No
MAX5988CETP+	Maxim Integrated	RFQ Min: 1 Mult: 1	download				Tube	2015		yes	Obsolete	1 (Unlimited)		EAR99					ROHS3 Compliant				20		20-WFQFN Exposed Pad											-40°C~85°C			3.3mA								Controller (PD), DC/DC						NOT SPECIFIED		NOT SPECIFIED	MAX5988									1					6.49W																								8.8V~60V		802.3af (PoE)								Yes
SI3454-B01-IM	Silicon Labs	RFQ Min: 1 Mult: 1	download	8 Weeks			Tray				Active	3 (168 Hours)	38					7mm	RoHS Compliant						38-VFQFN Exposed Pad							5mm				-40°C~85°C	CMOS		2mA		0.9mm						Controller (PSE), DC/DC				QUAD			3.3V					YES	0.5mm	R-XQCC-N38				4																													44V~57V		802.3at (PoE+), 802.3af (PoE)								No
TPS23770PWP	Texas Instruments	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 3 days ago)		Tube			yes	Active	2 (1 Year)	20	EAR99				6.5mm	ROHS3 Compliant	Lead Free			20		20-PowerTSSOP (0.173, 4.40mm Width)			No SVHC		565kHz	1.2mm	4.4mm	1mm	1Ohm	81.788374mg	-40°C~85°C		1.3mA		2MHz			1	1mA		67V	Controller (PD), DC/DC		e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	GULL WING	260			TPS23770	20		YES	0.65mm					1	Switching Regulator or Controllers			1.2W	12.95W	5.5V			1A				48V					13W							CURRENT-MODE				0V~67V		802.3af (PoE)	PULSE WIDTH MODULATION	SINGLE						Both		405mA	No
TPS23880RTQT	Texas Instruments	RFQ Min: 1 Mult: 1		6 Weeks			Tape & Reel (TR)			yes	Active	3 (168 Hours)	56						ROHS3 Compliant						56-VFQFN Exposed Pad											-40°C~125°C			6mA		1mm		1				Controller (PSE)				QUAD			3.3V		TPS23880			YES	0.5mm	S-PQCC-N56	3V			8			3.6V		100W															NO									3V~3.6V		802.3at (PoE+), 802.3bt								No
TPS23841PJDG4	Texas Instruments	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 1 week ago)		Tray			yes	Active	3 (168 Hours)	64	EAR99				10mm	ROHS3 Compliant	Contains Lead			64		64-TQFP Exposed Pad						1.2mm	10mm	1mm		248.398522mg	-40°C~125°C			10mA				1			48V	Controller (PSE)	57V	e4	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD	GULL WING	260	48V		TPS23841	64		YES	0.5mm		21.5V			4	Power Management Circuits				25W												34V			NO									21.5V~57V		802.3af (PoE)								Yes		571mA	No
TPS2376DDA-HG4	Texas Instruments	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 1 week ago)		Tube			yes	Active	1 (Unlimited)	8	EAR99			57V	4.89mm	ROHS3 Compliant	Lead Free	Gold		8		8-PowerSOIC (0.154, 3.90mm Width)			No SVHC			1.7mm	3.9mm	1.48mm	1Ohm	70.590313mg	-40°C~85°C		240μA					1	240μA		57V	Controller (PD)		e4		DUAL	GULL WING	260	48V		TPS2376	8		YES						1	Power Management Circuits					100V		5	350mA	12.95W								266mW	0.6mA	YES									0V~57V		802.3af (PoE)								Yes		625mA	No
PD69000XX-GGGG	Microsemi	RFQ Min: 1 Mult: 1	download				Tray	2009			Discontinued								RoHS Compliant																												Controller (PSE)																		96																															802.3at (PoE+), 802.3af (PoE)
LTC4274IUHF#TRPBF	Analog Devices Inc.	RFQ Min: 1 Mult: 1					Tape & Reel (TR)												RoHS Compliant						QFN-38
LTC4266CUHF#TRPBF	Analog Devices Inc.	RFQ Min: 1 Mult: 1					Tape & Reel (TR)												RoHS Compliant						QFN-38
LTC4279IUFD	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1					Tube				Obsolete	1 (Unlimited)							Non-RoHS Compliant						20-WFQFN Exposed Pad											-40°C~85°C			1.7mA								Controller (PSE)										20								1					90W																								45V~57V		802.3at (PoE+), 802.3af (PoE), LTPoE++								No
TPS2377DG4	Texas Instruments	RFQ Min: 1 Mult: 1										1	8	EAR99	85°C	-40°C		5mm	RoHS Compliant	Lead Free		No	8		SOIC		57V		0V		1.58mm	3.91mm		1Ohm	72.603129mg			240μA					1			57V			e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	GULL WING	260	48V			8	INDUSTRIAL	YES	1.27mm					1	Power Management Circuits													POWER SUPPLY SUPPORT CIRCUIT		350mA		13W	0.45mA	NO				266mW																	405mA
PD64012G	Microsemi	RFQ Min: 1 Mult: 1					Tray	2003			Obsolete	1 (Unlimited)	64	EAR99				10mm	RoHS Compliant				64		64-LQFP							10mm				-20°C~85°C					1.6mm	8542.39.00.01	1				Controller (PSE)				QUAD	GULL WING	260	55V	30		64		YES	0.5mm		44V			12			57V		31W															YES									44V~57V		802.3at (PoE+), 802.3af (PoE)

SI3453C-B01-GM Silicon Labs
SI3453C-B01-GM datasheet pdf and PMIC - Power Over Ethernet (PoE) Controllers product details from Silicon Labs stock available at HK JDW

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TPS23861PWR Texas Instruments
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TPS23851DCER Rochester Electronics
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SI3452C-B02-GMR Silicon Labs
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LTC4259AIGW-1#PBF Linear Technology / Analog Devices
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LTC4266CUHF#TRPBF Linear Technology / Analog Devices
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LTC4267CDHC#TRPBF Linear Technology / Analog Devices
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MAX5953BUTM+ Maxim Integrated
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LM5070SDX-80 Texas Instruments
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LTC4290CIUJ#TRPBF Linear Technology / Analog Devices
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NCP1082DEG ON Semiconductor
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NCP1090DG ON Semiconductor
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LT4276AIUFD#PBF Linear Technology / Analog Devices
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MAX5953DUTM+ Rochester Electronics
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MAX5935CAX+T Rochester Electronics
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PD67124MAC-GGGG Microsemi
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MAX5982BETE+T Maxim Integrated
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TPS2379DDA Texas Instruments
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MAX5988CETP+ Maxim Integrated
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SI3454-B01-IM Silicon Labs
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TPS23770PWP Texas Instruments
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TPS23880RTQT Texas Instruments
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TPS23841PJDG4 Texas Instruments
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TPS2376DDA-HG4 Texas Instruments
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PD69000XX-GGGG Microsemi
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LTC4274IUHF#TRPBF Analog Devices Inc.
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LTC4266CUHF#TRPBF Analog Devices Inc.
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LTC4279IUFD Linear Technology / Analog Devices
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TPS2377DG4 Texas Instruments
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PD64012G Microsemi
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