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TPS51916RUKT - Texas Instruments

Description: Texas Instruments, TPS51916RUKT Step-Down Switching Regulator Dual 2A Adjustable, 0.7 → 1.8 V 20-Pin, QFN

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PCB Footprints
TPS51916RUKT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RUK (S-PWQFN-N20)
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3D Models
TPS51916RUKT - Texas Instruments  - 3D model - Quad Flat No-Lead - RUK (S-PWQFN-N20)
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TPS51916RUKT Details

  • Manufacturer Part Number:

    TPS51916RUKT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    28 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    S-PQCC-N20

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    1.8 V

  • Output Voltage-Min:

    0.7 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC20,.11SQ,16

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    670 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    3 mm

TPS51916RUKT Frequently Asked Questions (FAQs)

  • A good PCB layout for the TPS51916RUKT should prioritize thermal management, with a solid ground plane and thermal vias to dissipate heat. Place the input capacitors close to the VIN pin, and the output capacitors close to the VOUT pin. Keep the high-current paths short and wide to minimize resistance and inductance.
  • Choose input capacitors with a voltage rating above the maximum input voltage, and an ESR (Equivalent Series Resistance) that meets the datasheet's recommended range. For output capacitors, select ones with a voltage rating above the output voltage, and an ESR that meets the datasheet's recommended range. Consider the capacitor's ripple current rating, temperature range, and physical size.
  • The TPS51916RUKT is specified to operate from 4.5V to 18V input voltage. However, for optimal performance, it's recommended to operate within the 5V to 15V range to ensure the best efficiency and transient response.
  • The output voltage can be adjusted by changing the resistor divider network connected to the FB pin. Use the formula in the datasheet to calculate the required resistor values for the desired output voltage.
  • The TPS51916RUKT is capable of delivering up to 1.5A of output current. However, the actual output current capability may be limited by the input voltage, output voltage, and thermal considerations.

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TPS51916RUKT 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 TPS51916RUKR Texas Instruments

Switching Controller, Voltage-mode, 670kHz Switching Freq-Max, PQCC20