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LP2954IS/NOPB - Texas Instruments

Description: 250mA 5V uPower LDO Volt Reg LP2954IS

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LP2954IS/NOPB Details

  • Manufacturer Part Number:

    LP2954IS/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    D2PAK

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.8 V

  • Dropout Voltage1-Nom:

    0.8 V

  • Input Voltage Absolute-Max:

    30 V

  • Input Voltage-Max:

    30 V

  • Input Voltage-Min:

    6 V

  • JESD-30 Code:

    R-PSSO-G3

  • JESD-609 Code:

    e3

  • Length:

    10.16 mm

  • Line Regulation-Max:

    0.02%

  • Load Regulation-Max:

    0.015%

  • Moisture Sensitivity Level:

    3

  • 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:

    0.25 A

  • Output Voltage1-Max:

    5.12 V

  • Output Voltage1-Min:

    4.88 V

  • Output Voltage1-Nom:

    5 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:

    Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

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

    30

  • Voltage Tolerance-Max:

    2.4%

  • Width:

    8.635 mm

LP2954IS/NOPB Frequently Asked Questions (FAQs)

  • The LP2954IS/NOPB can handle input voltages up to 30V, but it's recommended to keep the input voltage below 24V for optimal performance and to prevent overheating.
  • To ensure stability, make sure to use a minimum output capacitance of 10uF, and keep the output capacitor's ESR (Equivalent Series Resistance) below 1 ohm. Also, avoid using ceramic capacitors with high ESL (Equivalent Series Inductance) as they can cause oscillations.
  • The LP2954IS/NOPB requires a minimum input voltage of 7V to regulate properly. If the input voltage drops below 7V, the output voltage may not be regulated and may drop below the nominal value.
  • The LP2954IS/NOPB is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to derate the output current and input voltage at high temperatures to prevent overheating and ensure reliable operation.
  • The output voltage of the LP2954IS/NOPB can be calculated using the formula: Vout = 1.23V x (1 + R1/R2), where R1 and R2 are the resistors used in the feedback network. The output voltage can be adjusted from 1.23V to 15V.

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LP2954IS/NOPB Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like LP295, 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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