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Transformers

Transformers are electronic components that are used to transfer electrical energy from one circuit to another through electromagnetic induction. They consist of two coils of wire, known as the primary and secondary windings, which are wrapped around a magnetic core. When an alternating current is passed through the primary winding, it creates a magnetic field that induces a voltage in the secondary winding. Transformers are commonly used in power supplies, audio equipment, and electronic devices to step up or step down voltage levels, isolate circuits, and match impedance. They come in various sizes and types, including toroidal, laminated, and ferrite core transformers, and are essential components in many electronic systems.

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Lifecycle Status Published Series Pbfree Code Part Status Termination ECCN Code Max Operating Temperature Min Operating Temperature Length RoHS Status Lead Free Current Rating Number of Pins Additional Feature Package / Case REACH SVHC Frequency Height Width Resistance Mfr Mounting Type Operating Temperature Size / Dimension Packing Method Physical Dimension Power Rating Type JESD-609 Code Terminal Finish Surface Mount Operating Temperature (Max) Operating Temperature (Min) Subcategory Shielding Mounting Feature Application Style Operating Frequency-Max Operating Frequency-Min Inductance Transformer Type Material - Core Insertion Loss Applications DC Resistance (DCR) - Parallel Isolation Voltage Output Voltage 1 Input Voltage (Min) Input Voltage (Max) Max DC Current Inductance @ Frequency Turns Ratio - Primary:Secondary Turns Ratio (NpNs) Number of Secondary Winding Number of Primary Winding Load Resistance DC Unbalance Current-Max Output Voltage 2 Voltage - Isolation Cut-off Frequency-Max Cut-off Frequency-Min Primary Inductance Output Current 1 Voltage - Primary Footprint Chipset Manufacturer Intended Chipset Voltage - Auxiliary
JA4309-ALB JA4309-ALB Coilcraft 0.0000
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0.00000000 ACTIVE (Last Updated: 13 hours ago) EAR99 23.37mm Non-RoHS Compliant TURNS RATIO: 6: 1 9.14mm 20.57mm TAPE & REEL L23.37XB20.57XH9.14 (mm) 100W e3 MATTE TIN OVER NICKEL YES 85°C -40°C SURFACE MOUNT SMPS TRANSFORMER 3.3V 36V 75V 2 2 3.3V 67.5 µH
TTWB1015LB TTWB1015LB Coilcraft 0.0000
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0.00000000 yes EAR99 6.35mm Non-RoHS Compliant Contains Lead IMPEDANCE RATIO IS 1:1.5 4.7mm 6.1mm TAPE & REEL 6.35mm X 6.1mm X 4.7mm e1 Tin/Silver/Copper (Sn/Ag/Cu) YES 85°C -40°C Other Transformers SURFACE MOUNT POWER 225000kHz 70kHz RF TRANSFORMER 0.4 dB 400V 1:1.5 1 1 0.145Ohm 250mA 225MHz 0.07MHz 51 µH
HA3950-AL HA3950-AL Coilcraft 10.2362
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0.00000000 ACTIVE (Last Updated: 7 hours ago) yes Through Hole EAR99 85°C -40°C 21.1mm RoHS Compliant Contains Lead 330mA No SVHC 17.3mm 21.1mm 860mOhm TRAY L21.1XB21.1XH17.3 (mm) 5W Tin/Silver (Sn/Ag) - Tin (Sn) NO Unshielded 2.3 mH SMPS TRANSFORMER 800mOhm 15V 300mA 1:0.16 1 2 3kV
POE30P-33LD POE30P-33LD Coilcraft 3.6140
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0.00000000 ACTIVE (Last Updated: 5 hours ago) yes EAR99 10.92mm RoHS Compliant Contains Lead HEIGHT DIMENSION INCLUDES TERMINAL ALSO 9.02mm 8.6mm TAPE & REEL L10.92XB8.6XH9.02 (mm) 3W e2 Tin/Silver (Sn/Ag) YES 85°C -40°C SURFACE MOUNT 250kHz SMPS TRANSFORMER 12V 36V 72V 2 2 3.3V 310000 µH
PL140-107LB PL140-107LB Coilcraft 0.0000
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0.00000000 ACTIVE (Last Updated: 3 hours ago) 2011 yes Active EAR99 23.37mm Non-RoHS Compliant Contains Lead LENGTH AND HEIGHT DIM INCLUDE TERMINAL ALSO 9.14mm 20.57mm TAPE & REEL L23.37XB20.57XH9.14 (mm) 140W e3 Matte Tin (Sn) - with Nickel (Ni) barrier YES 85°C -40°C SURFACE MOUNT 500kHz 200kHz SMPS TRANSFORMER 2 2 188 µH
WB3010-1-SMLD WB3010-1-SMLD Coilcraft 0.0000
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0.00000000 ACTIVE (Last Updated: 11 hours ago) yes EAR99 8.26mm RoHS Compliant Contains Lead IMPEDENCE RATIO IS 1:1 5.72mm 7.24mm TAPE & REEL L8.26XB7.24XH5.72 (mm) e3 Matte Tin (Sn) - with Nickel (Ni) barrier YES 85°C -40°C SURFACE MOUNT RF TRANSFORMER 1:1 175MHz 0.04MHz 95 µH
1812WBT1.5-1LC 1812WBT1.5-1LC Coilcraft 0.0000
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0.00000000 ACTIVE (Last Updated: 17 hours ago) yes EAR99 4.95mm RoHS Compliant Contains Lead IMPEDANCE RATIO IS 1.5:1, HEIGHT DIM INCLUDES TERMINAL ALSO SMD/SMT 3.43mm 3.81mm TAPE & REEL L4.95XB3.81XH3.43 (mm) e4 Gold (Au) - with Nickel (Ni) barrier YES 85°C -40°C SURFACE MOUNT RF TRANSFORMER 0.5 dB 1.5:1 100MHz 1.3MHz 5 µH
WB2040-SMLB WB2040-SMLB Coilcraft 0.0000
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0.00000000 ACTIVE (Last Updated: 6 hours ago) yes EAR99 8.26mm RoHS Compliant Contains Lead IMPEDENCE RATIO IS 4:1 5.72mm 7.24mm TAPE & REEL L8.26XB7.24XH5.72 (mm) e3 Matte Tin (Sn) - with Nickel (Ni) barrier YES 85°C -40°C SURFACE MOUNT SIGNAL 300000kHz 200kHz RF TRANSFORMER 500V 4:1 1 1 300MHz 0.2MHz 95 µH 0.25A
DA2034-ALB DA2034-ALB Coilcraft 0.0000
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0.00000000 download ACTIVE (Last Updated: 13 hours ago) 2006 yes Active SMD/SMT EAR99 125°C -40°C 20.57mm RoHS Compliant Contains Lead 9A No SVHC 11.43mm 21mm 18mOhm TAPE & REEL L30.0XB20.57XH11.43 (mm) e2 Tin/Silver (Sn/Ag) YES Shielded SURFACE MOUNT 100kHz 10 μH SMPS TRANSFORMER 1.75Ohm 300V 3V 24V 10A 1:10 1 4 1.5kV
FA2671-ALD FA2671-ALD Coilcraft 5.3678
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0.00000000 ACTIVE (Last Updated: 13 hours ago) yes EAR99 85°C -40°C 12.7mm RoHS Compliant Contains Lead 3A SMD/SMT 11mm 10.5mm 10W Shielded 40 μH 62mOhm 1.3A 1.5kV
WB16-6TL WB16-6TL Coilcraft 0.0000
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0.00000000 ACTIVE (Last Updated: 2 hours ago) 2013 yes Active EAR99 8.26mm RoHS Compliant Contains Lead IMPEDENCE RATIO IS 1:16 SMD/SMT 5.72mm 7.24mm TUBE L8.26XB7.24XH5.72 (mm) e3 Matte Tin (Sn) - with Nickel (Ni) barrier NO 85°C -40°C THROUGH HOLE MOUNTED RF TRANSFORMER 0.6 dB 100MHz 0.05MHz 56 µH
YA9036-ALD YA9036-ALD Coilcraft 0.0000
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0.00000000 - 300kHz Coilcraft Surface Mount -40°C ~ 85°C - For DC/DC Converters - Flyback Converters 30μH @ 300kHz 1500Vrms 4 ~ 65V 0.402" L x 0.366" W (10.20mm x 9.30mm) Texas Instruments LM25180, LM5180 -
YA9035-ALD YA9035-ALD Coilcraft 0.0000
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0.00000000 - 300kHz Coilcraft Surface Mount -40°C ~ 85°C - For DC/DC Converters - Flyback Converters 30μH @ 300kHz 1500Vrms 4 ~ 65V 0.402" L x 0.366" W (10.20mm x 9.30mm) Texas Instruments LM25180, LM5180 -
Y8848-AL Y8848-AL Coilcraft 7.1919
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0.00000000 download ACTIVE (Last Updated: 20 hours ago) 2013 yes Active Through Hole EAR99 85°C -40°C 27.9mm RoHS Compliant Contains Lead 830mA 10 No SVHC 24.1mm 27.9mm 1.77Ohm L27.84XB27.94XH24.13 (mm) 10W e2 Tin/Silver (Sn/Ag) NO Shielded 1.8 mH SMPS TRANSFORMER 38mOhm 12V 85V 265V 1:0.1 1 1 2kV
ZB1175-AED ZB1175-AED Coilcraft 0.0000
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0.00000000 - 500kHz Coilcraft Surface Mount -40°C ~ 125°C - For DC/DC Converters - Isolated Buck Converters 18μH @ 500kHz 3300Vrms - 0.600" L x 0.531" W (15.24mm x 13.50mm) STMicroelectronics - -
ZB1052-AED ZB1052-AED Coilcraft 0.0000
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0.00000000 - 300kHz Coilcraft Surface Mount -40°C ~ 85°C - For DC/DC Converters - Flyback Converters 14μH @ 300kHz 1500Vrms 4 ~ 42V 0.520" L x 0.430" W (13.21mm x 10.92mm) Texas Instruments LM25183, LM25183-Q1 -
YA9034-ALD YA9034-ALD Coilcraft 0.0000
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0.00000000 - 300kHz Coilcraft Surface Mount -40°C ~ 85°C - For DC/DC Converters - Flyback Converters 36μH @ 300kHz 1500Vrms 4 ~ 65V 0.402" L x 0.366" W (10.20mm x 9.30mm) Texas Instruments LM25180, LM5180 -
C1099-ALD C1099-ALD Coilcraft 0.0000
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0.00000000 download ACTIVE (Last Updated: 5 hours ago) 2009 yes Active SMD/SMT EAR99 125°C -40°C 17.2mm RoHS Compliant Contains Lead 2.5A BREADTH & HEIGHT DIM INCLUDES TERMINAL ALSO, TURNS RATIO: 1:0.13; 1:0.57 8.51mm 14.98mm TAPE & REEL L17.20XB14.98XH8.51 (mm) Tin/Silver - Tin - with Nickel barrier YES Shielded SURFACE MOUNT 133 μH SMPS TRANSFORMER 13mOhm 3.3V 32V 56V 900mA 2 3 1.5kV
WBC4-1TLC WBC4-1TLC Coilcraft 5.0929
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0.00000000 ACTIVE (Last Updated: 15 hours ago) yes SMD/SMT EAR99 85°C -40°C 4.45mm RoHS Compliant Contains Lead 250mA IMPEDANCE RATIO IS 1:4 No SVHC 3.05mm 4.19mm TAPE & REEL L4.45XB4.19XH3.05 (mm) 250mW e1 Tin/Silver/Copper (Sn95.5Ag4.0Cu0.5) YES Unshielded SURFACE MOUNT 36 μH RF TRANSFORMER Ferrite 1 dB 55mOhm 30mA 300V 750MHz 0.25MHz
ZA9671-BED ZA9671-BED Coilcraft 0.0000
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0.00000000 - 300kHz Coilcraft Surface Mount -40°C ~ 85°C - For DC/DC Converters - Flyback Converters 9μH @ 300kHz 1500Vrms 4 ~ 42V 0.520" L x 0.430" W (13.21mm x 10.92mm) Texas Instruments LM25184 -
1812WBT-3LC 1812WBT-3LC Coilcraft 3.6306
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0.00000000 ACTIVE (Last Updated: 14 hours ago) 2011 yes Active SMD/SMT EAR99 85°C -40°C 4.52mm RoHS Compliant Contains Lead 500mA IMPEDANCE RATIO IS 1:1, HEIGHT DIM INCLUDES TERMINAL ALSO 1812 3.43mm 3.81mm TAPE & REEL L4.95XB3.81XH3.43 (mm) 250mW e4 Gold (Au) - with Nickel (Ni) barrier YES Unshielded SURFACE MOUNT 1.25 μH RF TRANSFORMER 1 dB 700mOhm 500mA 1:1 50V 200MHz 4MHz
FA2900-ALD FA2900-ALD Coilcraft 9.5026
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0.00000000 download ACTIVE (Last Updated: 16 hours ago) yes EAR99 30mm Non-RoHS Compliant Contains Lead 11.43mm 20.57mm L30.0XB20.57XH11.43 (mm) Tin/Silver - Tin - with Nickel barrier YES 125°C -40°C SURFACE MOUNT 250kHz SMPS TRANSFORMER 12V 18V 57V 1 2 50 µH
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