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LP38691DT-5.0 - Texas Instruments

Description: IC REG LDO 500MA 5.0V

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LP38691DT-5.0 - Texas Instruments PCB footprint - Other - Other - TO228P1042X238-3N
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LP38691DT-5.0 Details

  • Manufacturer Part Number:

    LP38691DT-5.0

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-252

  • Package Description:

    TO-252, 3 PIN

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.45 V

  • Dropout Voltage1-Nom:

    0.25 V

  • Input Voltage Absolute-Max:

    12 V

  • Input Voltage-Max:

    10 V

  • Input Voltage-Min:

    2.7 V

  • JESD-30 Code:

    R-PSSO-G2

  • JESD-609 Code:

    e0

  • Length:

    6.58 mm

  • Line Regulation-Max:

    0.0225%

  • Load Regulation-Max:

    0.12475%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    2

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    0.5 A

  • Output Voltage1-Max:

    5.2 V

  • Output Voltage1-Min:

    4.8 V

  • Output Voltage1-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-252

  • Package Equivalence Code:

    SMSIP3H,.38,90TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    RAIL

  • Peak Reflow Temperature (Cel):

    235

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    2.38 mm

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.285 mm

  • Terminal Position:

    SINGLE

  • Time@Peak Reflow Temperature-Max (s):

    20

  • Voltage Tolerance-Max:

    4%

  • Width:

    6.1 mm

LP38691DT-5.0 Frequently Asked Questions (FAQs)

  • The recommended input capacitor value is 10uF to 22uF, depending on the input voltage and output current requirements. A larger capacitor value can help to reduce input voltage ripple and improve output voltage regulation.
  • To ensure stability, it's essential to follow the recommended PCB layout guidelines, use a sufficient input capacitor, and ensure that the output capacitor is within the recommended range (10uF to 100uF). Additionally, avoid using long traces and minimize the distance between the input and output capacitors.
  • The LP38691DT-5.0 can deliver up to 1.5A of output current, but this is dependent on the input voltage, output voltage, and ambient temperature. It's essential to check the datasheet for the specific output current capability under different operating conditions.
  • The LP38691DT-5.0 is rated for operation up to 125°C, but its performance and reliability may degrade at high temperatures. It's essential to check the datasheet for the specific temperature derating curves and ensure that the device is properly heatsinked if operating in a high-temperature environment.
  • The output voltage of the LP38691DT-5.0 is determined by the resistor divider network (R1 and R2) connected to the FB pin. The output voltage can be calculated using the formula: Vout = 5.0V x (1 + R2/R1).

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LP38691DT-5.0 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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Part Image LP38691DT-5.0 National Semiconductor Corporation

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