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LM2940CS-12/NOPB - Texas Instruments

Description: 1A,12V,LDO Voltage Regulator,LM2940CS-12

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LM2940CS-12/NOPB Details

  • Manufacturer Part Number:

    LM2940CS-12/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    D2PAK

  • Pin Count:

    4

  • Reach Compliance Code:

    Not Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    1 V

  • Dropout Voltage1-Nom:

    0.5 V

  • Input Voltage Absolute-Max:

    45 V

  • Input Voltage-Max:

    26 V

  • Input Voltage-Min:

    13.6 V

  • JESD-30 Code:

    R-PSSO-G3

  • JESD-609 Code:

    e3

  • Length:

    10.16 mm

  • Line Regulation-Max:

    0.12%

  • Load Regulation-Max:

    0.12%

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    1 A

  • Output Voltage1-Max:

    12.6 V

  • Output Voltage1-Min:

    11.4 V

  • Output Voltage1-Nom:

    12 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-263

  • Package Equivalence Code:

    SMSIP3H,.55TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    245

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    4.83 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

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

    30

  • Voltage Tolerance-Max:

    5%

  • Width:

    8.64 mm

LM2940CS-12/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage for the LM2940CS-12 is 26V, but it's recommended to keep it below 20V for optimal performance and to prevent overheating.
  • To ensure a stable and accurate output voltage, make sure to use a suitable output capacitor (e.g., 10uF) and keep the input voltage within the recommended range. Also, ensure good thermal dissipation and minimize noise on the input and output lines.
  • The LM2940CS-12 is rated for operation up to 125°C, but its performance may degrade at high temperatures. Ensure good thermal dissipation and consider using a heat sink if operating in high-temperature environments.
  • Power dissipation (PD) can be calculated using the formula: PD = (VIN - VOUT) x IOUT. Ensure the calculated PD is within the device's thermal limits to prevent overheating.
  • No, the LM2940CS-12 is a linear voltage regulator and not suitable for switching regulator applications. It's designed for low-dropout, low-power applications where high efficiency is not critical.

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LM2940CS-12/NOPB Overview

Use the download button to access the LM2940CS-12/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.
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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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