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UC3834N - Texas Instruments

Description: Texas Instruments UC3834N, LDO Voltage Regulator, 350mA Adjustable, 1.5 V 16-Pin, PDIP

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Symbol
UC3834N - Texas Instruments - PCB symbol
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PCB Footprints
UC3834N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 16 lead pdip
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3D Models
UC3834N - Texas Instruments - 3D model - Dual-In-Line Packages - 16 lead pdip
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UC3834N Details

  • Manufacturer Part Number:

    UC3834N

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    GREEN, PLASTIC, DIP-16

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    UNDER AND OVER-VOLTAGE FAULT ALERT WITH PROGRAMMABLE DELAY

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    UNDER/OVERVOLTAGE SUPERVISOR

  • JESD-30 Code:

    R-PDIP-T16

  • JESD-609 Code:

    e4

  • Length:

    19.305 mm

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    35 V

  • Supply Voltage-Min (Vsup):

    5 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • 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

UC3834N Frequently Asked Questions (FAQs)

  • TI recommends a compact layout with the UC3834N placed close to the input capacitors, and the output stage components placed close to the output capacitors. A ground plane is also recommended to reduce EMI.
  • To ensure stability, ensure the output voltage is within the recommended range, the input voltage is within the specified range, and the output capacitor is of sufficient value and type. Also, avoid over-compensating the feedback loop.
  • The UC3834N can handle 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.
  • Yes, the UC3834N can be used in a synchronous rectification configuration, but this requires additional external components and careful design consideration to ensure proper operation.
  • The output voltage can be adjusted by changing the ratio of the feedback resistors (R1 and R2) or by using a voltage reference IC. Be sure to follow the recommended voltage adjustment procedure to avoid instability.

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UC3834N Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like UC383, or try a keyword search, such as Power Management Circuits

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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