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TPS78550QWDRBRQ1 - Texas Instruments

Description: LDO Voltage Regulators Automotive, 1-A, high-accuracy, adjustable low-dropout (LDO) linear regulator

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PCB Footprints
TPS78550QWDRBRQ1 - Texas Instruments PCB footprint - Small Outline No-lead - Small Outline No-lead - DRB0008J/-1
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3D Models
TPS78550QWDRBRQ1 - Texas Instruments  - 3D model - Small Outline No-lead - DRB0008J/-1
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TPS78550QWDRBRQ1 Details

  • Manufacturer Part Number:

    TPS78550QWDRBRQ1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.315 V

  • Dropout Voltage1-Nom:

    0.315 V

  • Input Voltage Absolute-Max:

    6.5 V

  • Input Voltage-Max:

    6 V

  • Input Voltage-Min:

    1.7 V

  • JESD-30 Code:

    S-PDSO-N8

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Line Regulation-Max:

    0.024%

  • Load Regulation-Max:

    0.02%

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature TJ-Max:

    150 °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:

    5.085 V

  • Output Voltage1-Min:

    4.915 V

  • Output Voltage1-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC8,.12,25

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1 mm

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    1.7%

  • Width:

    3 mm

TPS78550QWDRBRQ1 Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the TPS78550QWDRBRQ1 datasheet, which includes a thermal pad connected to a copper plane on the PCB to dissipate heat. Additionally, it's recommended to use a 2-layer or 4-layer PCB with a solid ground plane to reduce thermal resistance.
  • To ensure stability, it's essential to follow the recommended component values and PCB layout in the datasheet. Additionally, make sure to decouple the input and output with ceramic capacitors, and use a low-ESR output capacitor. If oscillations occur, try adding a small series resistor (e.g., 10 ohms) in the output stage.
  • Although the datasheet specifies a maximum input voltage of 5.5V, it's recommended to limit the input voltage to 5V to ensure reliable operation and prevent damage to the device.
  • The TPS78550QWDRBRQ1 is rated for operation up to 125°C, but it's essential to consider the device's power dissipation and thermal management in high-temperature environments. Ensure that the device is properly heatsinked, and the PCB is designed to handle high temperatures.
  • The output voltage ripple and noise can be calculated using the equations provided in the datasheet. Additionally, Texas Instruments provides a Power Supply Ripple and Noise Calculator tool to help estimate the output voltage ripple and noise.

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TPS78550QWDRBRQ1 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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