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REG1117A/2K5G4 - Texas Instruments

Description: LDO Regulator Pos 1.25V to 13.5V 1A 4-Pin(3+Tab) SOT-223 T/R

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PCB Footprints
REG1117A/2K5G4 - Texas Instruments PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - DCY (R-PDSO-G4
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REG1117A/2K5G4 - Texas Instruments  - 3D model - SOT223 (3-Pin) - DCY (R-PDSO-G4
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REG1117A/2K5G4 Details

  • Manufacturer Part Number:

    REG1117A/2K5G4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-223

  • Package Description:

    SOT-223, 4 PIN

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Max:

    1.55 V

  • Dropout Voltage1-Nom:

    1.2 V

  • Input-Output Voltage Differential-Max:

    13.75 V

  • Input-Output Voltage Differential-Min:

    1.5 V

  • JESD-30 Code:

    R-PDSO-G4

  • JESD-609 Code:

    e4

  • Length:

    6.5 mm

  • Line Regulation-Max (%/V):

    0.32

  • Load Regulation-Max(%):

    0.4%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Operating Temperature-Max:

    125 °C

  • Output Current1-Max:

    1 A

  • Output Voltage1-Max:

    1.28 V

  • Output Voltage1-Min:

    1.225 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOT-223

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.8 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.5 mm

REG1117A/2K5G4 Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the REG1117A is 15V, but it's recommended to keep it below 12V for optimal performance and to prevent overheating.
  • To ensure the output voltage is stable and accurate, make sure to use a suitable output capacitor with a value between 10uF to 22uF, and an ESR (Equivalent Series Resistance) of less than 5 ohms. Also, keep the input voltage ripple low and the input capacitor value sufficient.
  • The minimum input voltage required for the REG1117A to function properly is 7.2V, but it's recommended to keep it above 8V for optimal performance.
  • The REG1117A is designed for low-to-medium current applications (up to 1.5A). For high-current applications, consider using a more suitable regulator like the LM1117 or the TPS799xx series.
  • To calculate the power dissipation of the REG1117A, use the formula: Pd = (Vin - Vout) x Iout, where Vin is the input voltage, Vout is the output voltage, and Iout is the output current. Make sure to consider the thermal resistance and the maximum junction temperature to ensure the regulator doesn't overheat.

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REG1117A/2K5G4 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 REG1117A-TR Texas Instruments

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Part Image REG1117AG4 Texas Instruments

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