Part Image

LM317EMP/NOPB - Texas Instruments

Description: Voltage regulator,LM317EMP 37V 1A Texas Instruments LM317EMP/NOPB, Single Linear Voltage Regulator, 1A Adjustable 1.2 → 37 V, 4-Pin SOT-223

Download LM317EMP/NOPB Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
LM317EMP/NOPB - Texas Instruments PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - DCY (R-PDSO-G4)
click to zoom
3D Models
LM317EMP/NOPB - Texas Instruments  - 3D model - SOT223 (3-Pin) - DCY (R-PDSO-G4)
click to zoom

LM317EMP/NOPB Details

  • Manufacturer Part Number:

    LM317EMP/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-223

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Nom:

    2.25 V

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    3 V

  • Input-Output Voltage Differential-Max:

    40 V

  • Input-Output Voltage Differential-Min:

    3 V

  • JESD-30 Code:

    R-PDSO-G4

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Line Regulation-Max (%/V):

    0.05

  • Load Regulation-Max(%):

    1%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    1.5 A

  • Output Voltage1-Max:

    37 V

  • Output Voltage1-Min:

    1.2 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    1.8 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    5%

  • Width:

    3.56 mm

LM317EMP/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage is 40V, but it's recommended to keep it below 35V for reliable operation.
  • The output voltage can be adjusted by using a resistive divider network between the output and adjustment pins. The formula to calculate the output voltage is Vout = 1.25 * (1 + R2/R1).
  • The LM317EMP/NOPB requires a minimum load current of 3.5mA to maintain regulation. If the load current is less than this, an additional resistor can be added to ensure proper operation.
  • The LM317EMP/NOPB is rated for operation up to 125°C, but the output current and voltage regulation may degrade at high temperatures. It's recommended to derate the output current and voltage according to the temperature derating curve in the datasheet.
  • A capacitor (e.g., 10uF) can be added between the input and ground to filter out voltage transients. Additionally, a voltage clamp (e.g., a zener diode) can be used to protect the regulator from high-voltage spikes.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

LM317EMP/NOPB Overview

Use the download button to access the LM317EMP/NOPB schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LM317, 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.

Parts related to LM317EMP/NOPB

Showing 0 results

LM317EMP/NOPB Alternates

Showing results

Image Part Number Model
Part Image LM317AEMPX Rochester Electronics LLC

1.2 V-37V ADJUSTABLE POSITIVE REGULATOR, PDSO3, SOT-223, 4 PIN

Part Image LM317EMP National Semiconductor Corporation

Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, BIPolar, PDSO3

Part Image LM317EMP/NOPB National Semiconductor Corporation

Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, BIPolar, PDSO4

Part Image LM317EMPX National Semiconductor Corporation

Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, BIPolar, PDSO3

Part Image LM317EMP Texas Instruments

Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, BIPolar, PDSO3

For a full list of alternate parts for LM317EMP/NOPB, check out Findchips.com