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UC3823AN - Texas Instruments

Description: Texas Instruments UC3823AN, PWM Current Mode Controller, Dual 2 A, 1000 kHz 16-Pin PDIP

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PCB Footprints
UC3823AN - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 16 lead pdip
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UC3823AN - Texas Instruments  - 3D model - Dual-In-Line Packages - 16 lead pdip
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UC3823AN Details

  • Manufacturer Part Number:

    UC3823AN

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    1999-11-03

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    CAN ALSO BE CONFIGURED IN CURRENT MODE

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT/VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    22 V

  • Input Voltage-Min:

    12 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDIP-T16

  • JESD-609 Code:

    e4

  • Length:

    19.305 mm

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    2.2 A

  • Output Voltage-Max:

    5.15 V

  • Output Voltage-Min:

    5.05 V

  • Output Voltage-Nom:

    5.1 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max (Isup):

    36 mA

  • Supply Voltage-Max (Vsup):

    22 V

  • Supply Voltage-Min (Vsup):

    9.2 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    NO

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

UC3823AN Frequently Asked Questions (FAQs)

  • The recommended input capacitor value is 10uF to 22uF, depending on the input voltage and current requirements. A larger capacitor value can help reduce input ripple and improve stability.
  • To ensure stability, make sure to follow the recommended layout guidelines, use a sufficient input capacitor, and add a compensation capacitor (typically 10nF to 22nF) between the COMP and GND pins. Also, ensure that the output voltage is within the recommended range.
  • The UC3823AN can deliver up to 3A of output current, but this depends on the input voltage, output voltage, and thermal considerations. Be sure to check the thermal derating curves in the datasheet to ensure the device can handle the required output current.
  • Yes, the UC3823AN can be used in a synchronous buck converter configuration. However, you'll need to add an external FET driver and ensure that the device is properly configured for synchronous operation. Refer to the datasheet and application notes for more information.
  • The output voltage of the UC3823AN can be adjusted by using a resistive divider network between the output and the FB (feedback) pin. The ratio of the resistors determines the output voltage. Refer to the datasheet for more information on the feedback network and output voltage adjustment.

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UC3823AN Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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