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UC2825N - Texas Instruments

Description: High Speed PWM Controller, UC2825N

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UC2825N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T16)-
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UC2825N - Texas Instruments  - 3D model - Dual-In-Line Packages - N (R-PDIP-T16)-
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UC2825N Details

  • Manufacturer Part Number:

    UC2825N

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    DIP

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    CAN ALSO BE CONFIGURED IN CURRENT MODE

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    12 V

  • Input Voltage-Min:

    8.8 V

  • Input Voltage-Nom:

    15 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:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    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):

    33 mA

  • Supply Voltage-Max (Vsup):

    12 V

  • Supply Voltage-Min (Vsup):

    9.2 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    NO

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

UC2825N Frequently Asked Questions (FAQs)

  • The UC2825N requires careful layout and placement to ensure proper operation. TI recommends placing the IC close to the power source, using a solid ground plane, and keeping the input and output traces short and separate to minimize noise and EMI.
  • The output inductor should be chosen based on the desired output voltage, current, and frequency. A good starting point is to use an inductor with a value between 10uH to 22uH, and a current rating that exceeds the maximum output current. TI also provides an inductor selection guide in the datasheet.
  • The UC2825N can handle input voltages up to 40V, but it's recommended to operate within the specified range of 10V to 30V for optimal performance and reliability.
  • The UC2825N has a built-in overcurrent protection feature that can be enabled by connecting a resistor between the OC pin and ground. The value of the resistor determines the overcurrent threshold. TI provides a calculation formula in the datasheet to determine the correct resistor value.
  • Yes, the UC2825N can be used in a synchronous rectification configuration to improve efficiency. However, this requires additional external components and careful design consideration to ensure proper operation.

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UC2825N 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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For a full list of alternate parts for UC2825N, check out Findchips.com