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TPS79942DDCR - Texas Instruments

Description: 200mA, Low Quiescent Current, Ultra-Low Noise, High PSRR Low Dropout Linear Regulator

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PCB Footprints
TPS79942DDCR - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DDC (R-PDSO-G5)
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TPS79942DDCR - Texas Instruments  - 3D model - SOT23 (5-Pin) - DDC (R-PDSO-G5)
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TPS79942DDCR Details

  • Manufacturer Part Number:

    TPS79942DDCR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • Country Of Origin:

    Mainland China, Malaysia, Philippines, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.16 V

  • Dropout Voltage1-Nom:

    0.1 V

  • Input Voltage Absolute-Max:

    7 V

  • Input Voltage-Max:

    6.5 V

  • Input Voltage-Min:

    4.36 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Line Regulation-Max:

    0.00169%

  • Load Regulation-Max:

    0.0168%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • 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:

    0.2 A

  • Output Voltage1-Max:

    4.284 V

  • Output Voltage1-Min:

    4.116 V

  • Output Voltage1-Nom:

    4.2 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    2%

  • Width:

    1.6 mm

TPS79942DDCR Frequently Asked Questions (FAQs)

  • A good PCB layout for the TPS79942DDCR involves placing the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • To ensure the stability of the TPS79942DDCR output voltage, it's essential to use the recommended output capacitor value and type, and to place it close to the device. Additionally, the input voltage should be stable and within the recommended range, and the device should be operated within its recommended operating conditions.
  • The TPS79942DDCR can handle input voltages up to 6.5V, but it's recommended to operate the device within the recommended input voltage range of 2.7V to 5.5V for optimal performance and reliability.
  • The TPS79942DDCR is rated for operation up to 125°C, but it's recommended to derate the device's performance at high temperatures. It's essential to ensure that the device is operated within its recommended operating conditions and that the junction temperature is kept below 125°C.
  • To troubleshoot issues with the TPS79942DDCR, start by checking the input voltage, output voltage, and output current. Verify that the device is operated within its recommended operating conditions, and check for any signs of overheating or physical damage. If the issue persists, consult the datasheet and application notes for guidance.

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TPS79942DDCR 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 TPS79942DDCT Texas Instruments

Fixed Positive LDO Regulator, 4.2V, 0.16V Dropout, BICMOS, PDSO5