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  • UC3843BN

UC3843BN

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Manufacturer No:

UC3843BN

Manufacturer:

STMicroelectronics

HK JDW NO:

761-UC3843BN

Package:

8-DIP (0.300, 7.62mm)

Datasheet:

UC3843BN

Description:

8 Terminals 7.6V~30V 8-Pin UC3843 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs Up to 500kHz Transistor Driver

Quantity:

In Stock : 999

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Product Details

Purchasing and Inquiry

UC3843BN Overview


It comes in a 8-DIP (0.300, 7.62mm) package, so switching controller can be used for most applications. 1 outputs are supported by the dc motor controller. The pmic is packaged in Tube solid enclosure. There are Transistor Driver dc switching's output (s) that it can handle. Voltages 7.6V~30V are the dc control's supply voltage and operating voltage, respectively. A 0°C~70°C TJ dc switcher is not a problem. The switching controller can be switched at Up to 500kHz. It is suitable for general dc dc regulator when it is set to Through Hole. DCDC regulator is controlled efficiently by Frequency Control. An analog IC with the SWITCHING CONTROLLER signal is connected to the switch converters. The switching converters's terminal (s) are designed at DUAL . Various 8 terminations. PULSE WIDTH MODULATION is an example of one of the control techniques these dc dc converter ics adapt. 15V nominal DC switcher's voltage input. Search for "UC3843" to find other relevant dc to dc converter ics. The switching converter has a total of 8 pins. Switching converter is a type of Switching Regulator or Controllers in particular. DC regulator outputs 5.05V voltage according to the test statistics. If you are starting a new project, you should note the dc dc regulator's typical output current is 200mA. The duty cycle of the voltage regulator dc to dc can be set to 100 % on power-up or power-down to ensure reliability. As DC switcher has a Through Hole, it's suitable for most applications and prototype designs. A frequency of 250kHz is set for the switching controller. It is possible to set the input voltage to 15V for nominal working status. There is a possibility of damage to the component if the switching voltage regulators current exceeds 17mA.

UC3843BN Features


Transistor Driver Outputs
Switching Frequency: Up to 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 100 %
Frequency: 250kHz

UC3843BN Applications


There are a lot of STMicroelectronics UC3843BN DC to DC converter applications.

  • Energy management systems
  • Current source circuits
  • Electrical power transmission
  • Smoke prevention equipment
  • Ball screw pair
  • Refrigerators of central air conditioners
  • Smoke exhaust equipment
  • Computer rooms
  • Overvoltage protection circuits in TV sets
  • Fire elevators
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EmailEmail for receiving inquiries: jindawei@hkjdwchip.com

2. Means of Payment

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3. RFQ (Request for Quotations)

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Our sales will reply to your request by email within 24 hours.

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2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

4. Shipping Cost

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The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and country.

Shipping Method

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

Delivery Time

Once the goods are shipped, estimated delivery time depends on the shipping methods you chose:
FedEx International, 5-7 business days.
The following are some common countries' logistic time.

Purchasing and Inquiry

Payment Method

The fee is charged according to the rule of PayPal.
East West Bank charge US$30.00 banking fee.
The fee is charged according to the rule of PayPal.
Western Union charge US$0.00 banking fee.

Shipping

DHL(www.dhl.com)
From $40.00 basic shipping fee depend on zone and country.
UPS(www.ups.com)
From $40.00 basic shipping fee depend on zone and country.
FedEx(www.fedex.com)
From $40.00 basic shipping fee depend on zone and country.
Registered Mail(www.singpost.com)
From $10.00 basic shipping fee depend on different zone and country.

Package

Product
Step1Product
Casing drivepipe
Step2Casing drivepipe
Anti-static bag
Step3Anti-static bag
Packaging boxes
Step4Packaging boxes
Bar-code shipping tag
Step5Bar-code shipping tag

UC3843BN

technical specifications, attributes, parameters and parts with similar specifications to UC3843BN.

  • Type
    Parameter
    Select All
  • Factory Lead Time

    14 Weeks

  • Lifecycle Status

    ACTIVE (Last Updated: 7 months ago)

  • Mount

    Through Hole

  • Mounting Type

    Through Hole

  • Package / Case

    8-DIP (0.300, 7.62mm)

  • Number of Pins

    8

  • Weight

    930.006106mg

  • Operating Temperature

    0°C~70°C TJ

  • Packaging

    Tube

  • JESD-609 Code

    e3

  • Part Status

    Active

  • Moisture Sensitivity Level (MSL)

    1 (Unlimited)

  • Number of Terminations

    8

  • ECCN Code

    EAR99

  • Terminal Finish

    Matte Tin (Sn) - annealed

  • Subcategory

    Switching Regulator or Controllers

  • Max Power Dissipation

    800mW

  • Technology

    BIPOLAR

  • Terminal Position

    DUAL

  • Terminal Pitch

    2.54mm

  • Frequency

    250kHz

  • Base Part Number

    UC3843

  • Function

    Step-Up, Step-Up/Step-Down

  • Number of Outputs

    1

  • Output Voltage

    5.05V

  • Output Type

    Transistor Driver

  • Input Voltage-Nom

    15V

  • Analog IC - Other Type

    SWITCHING CONTROLLER

  • Output Configuration

    Positive

  • Power Dissipation

    800mW

  • Output Current

    200mA

  • Voltage - Supply (Vcc/Vdd)

    7.6V~30V

  • Max Supply Current

    17mA

  • Control Features

    Frequency Control

  • Topology

    Boost, Flyback

  • Control Mode

    CURRENT-MODE

  • Frequency - Switching

    Up to 500kHz

  • Control Technique

    PULSE WIDTH MODULATION

  • Rise Time

    50ns

  • Synchronous Rectifier

    No

  • Fall Time (Typ)

    50 ns

  • Nominal Input Voltage

    15V

  • Switcher Configuration

    SINGLE

  • Max Duty Cycle

    100 %

  • Duty Cycle (Max)

    96%

  • Height

    3.32mm

  • Length

    10.92mm

  • Width

    6.6mm

  • REACH SVHC

    No SVHC

  • RoHS Status

    ROHS3 Compliant

  • Lead Free

    Lead Free

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