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REG1117A - Texas Instruments

Description: Texas Instruments REG1117A, LDO Voltage Regulator, Adjustable 1A, 1.25 → 13.5 V ±1%, 4-Pin SOT-223

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REG1117A - Texas Instruments PCB footprint - Other - Other - KTT-(R-PSFM-G3)
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REG1117A - Texas Instruments  - 3D model - Other - KTT-(R-PSFM-G3)
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REG1117A Details

  • Manufacturer Part Number:

    REG1117A

  • 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-Max:

    1.55 V

  • Dropout Voltage1-Nom:

    1.2 V

  • Input Voltage-Max:

    15 V

  • Input Voltage-Min:

    3.7 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

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    1 A

  • Output Voltage1-Max:

    13.8 V

  • Output Voltage1-Min:

    1.25 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 (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    2%

  • Width:

    3.5 mm

REG1117A Frequently Asked Questions (FAQs)

  • The maximum input voltage for the REG1117A is 15V, but it's recommended to keep it below 12V 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 a minimum of 1uF input capacitor. Also, keep the input voltage at least 2V higher than the output voltage.
  • The dropout voltage of the REG1117A is typically around 1.5V, which means the input voltage should be at least 1.5V higher than the output voltage for proper regulation.
  • The REG1117A is designed for low-to-moderate current applications (up to 1A). For high-current applications, consider using a more suitable regulator like the LM1117 or a switching regulator.
  • To prevent overheating, ensure good airflow around the device, use a heat sink if necessary, and keep the input voltage and output current within the recommended specifications.

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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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