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LP38691DT-5.0/NOPB - Texas Instruments

Description: 500mA Low Dropout CMOS Linear Regulators Stable with Ceramic Output Capacitors

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LP38691DT-5.0/NOPB Details

  • Manufacturer Part Number:

    LP38691DT-5.0/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TO-252

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • 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:

    e3

  • Length:

    6.58 mm

  • Line Regulation-Max:

    0.0225%

  • Load Regulation-Max:

    0.12475%

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-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:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    2.55 mm

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.285 mm

  • Terminal Position:

    SINGLE

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

    30

  • Voltage Tolerance-Max:

    4%

  • Width:

    6.1 mm

LP38691DT-5.0/NOPB Frequently Asked Questions (FAQs)

  • A good PCB layout for the LP38691DT-5.0/NOPB involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce noise and EMI.
  • To ensure stability, ensure that the output capacitor is properly sized, the input voltage is within the recommended range, and the device is operated within its specified temperature range. Additionally, adding a small capacitor (e.g., 10nF) between the output and ground can help prevent oscillations.
  • The LP38691DT-5.0/NOPB can deliver up to 1.5A of output current, but it's recommended to limit the output current to 1A or less to ensure reliable operation and prevent overheating.
  • Use a TVS (transient voltage suppressor) diode or a voltage clamp circuit at the input to protect the device from voltage transients and surges. Additionally, ensure that the input capacitor is properly sized to filter out noise and ripple.
  • A 10uF to 22uF ceramic or X5R/X7R dielectric capacitor is recommended for the input capacitor. The capacitor should be placed as close to the device as possible to minimize noise and EMI.

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LP38691DT-5.0/NOPB Overview

Use the download button to access the LP38691DT-5.0/NOPB 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
To find more CAD model downloads similar to this part, try a partial part number search, like LP386, or try a keyword search, such as Linear Regulator ICs

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

Fixed Positive LDO Regulator, 5V, 0.45V Dropout, CMOS, PSSO2

Part Image LP38691DT-5.0 Texas Instruments

Fixed Positive LDO Regulator, 5V, 0.45V Dropout, CMOS, PSSO2