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UC1525BJ883B - Texas Instruments

Description: Switching Controllers Regulating Pulse Width Modulators 16-CDIP -55 to 125

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UC1525BJ883B - Texas Instruments PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - J(R-CDIP-T16)
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UC1525BJ883B - Texas Instruments  - 3D model - Ceramic Dual-In-Line Packages - J(R-CDIP-T16)
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UC1525BJ883B Details

  • Manufacturer Part Number:

    UC1525BJ883B

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • 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:

    SWITCHING CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    35 V

  • Input Voltage-Min:

    8 V

  • Input Voltage-Nom:

    20 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:

    0.5 A

  • Output Voltage-Max:

    5.138 V

  • Output Voltage-Min:

    5.062 V

  • Output Voltage-Nom:

    5.1 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

  • Screening Level:

    MIL-STD-883 Class B

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max (Isup):

    20 mA

  • Supply Voltage-Max (Vsup):

    8 V

  • Surface Mount:

    NO

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    400 kHz

  • Technology:

    BIPOLAR

  • 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

UC1525BJ883B Frequently Asked Questions (FAQs)

  • A 2-layer or 4-layer PCB with a solid ground plane and thermal vias is recommended. Ensure a low-thermal-resistance path from the device to the heat sink or PCB.
  • Use a soft-start circuit to limit inrush current, and ensure the input voltage rises slowly (e.g., 10-20 ms) to prevent excessive current draw. For shutdown, slowly decrease the input voltage to prevent voltage spikes.
  • Use a pi-filter (L-C-L) or a common-mode choke to reduce EMI. Place the filter components close to the UC1525BJ883B to minimize radiation. Ensure the filter's cutoff frequency is below the switching frequency.
  • Use a low-quiescent-current (Iq) regulator, such as the TLV703, to power the UC1525BJ883B. Ensure the input voltage is as low as possible while maintaining regulation. Consider using a low-power mode or shutdown feature.
  • Use a heat sink with a thermal resistance (RθJA) of 10°C/W or lower. Ensure good thermal contact between the device and heat sink. Consider using thermal interface material (TIM) and a fan for high-power applications.

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UC1525BJ883B 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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