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UC1854J - Texas Instruments

Description: High Power Factor Preregulator

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UC1854J - Texas Instruments PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - J(R-GDIP-T16)
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UC1854J - Texas Instruments  - 3D model - Ceramic Dual-In-Line Packages - J(R-GDIP-T16)
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UC1854J Details

  • Manufacturer Part Number:

    UC1854J

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    POWER FACTOR CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    30 V

  • Input Voltage-Min:

    15 V

  • Input Voltage-Nom:

    18 V

  • JESD-30 Code:

    R-GDIP-T16

  • JESD-609 Code:

    e0

  • Length:

    19.56 mm

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Current-Max:

    1.5 A

  • Output Voltage-Max:

    7.6 V

  • Output Voltage-Min:

    7.4 V

  • Output Voltage-Nom:

    7.5 V

  • Package Body Material:

    CERAMIC, GLASS-SEALED

  • 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):

    10 mA

  • Supply Voltage-Max (Vsup):

    30 V

  • Supply Voltage-Nom (Vsup):

    18 V

  • Surface Mount:

    NO

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    200 kHz

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

UC1854J Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the UC1854J is 15V to 40V, although it can operate up to 42V with reduced performance.
  • To ensure stability, make sure to decouple the input and output pins with capacitors, use a low-ESR output capacitor, and keep the layout compact and symmetrical.
  • The maximum output current of the UC1854J is 4A, but it can be limited by the external components and the application's requirements.
  • Yes, the UC1854J can operate up to 125°C, but the maximum junction temperature should not exceed 150°C. Ensure proper thermal management and derate the output current accordingly.
  • Use the SYNC pin to synchronize multiple UC1854J devices. Connect the SYNC pins of each device together and ensure a common clock signal is applied to all devices.

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UC1854J Overview

Use the download button to access the UC1854J schematic symbol, PCB footprint, and 3D model.
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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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For a full list of alternate parts for UC1854J, check out Findchips.com