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TPS2557DRBT - Texas Instruments

Description: Precision Adjustable Current-Limited Power-Distribution Switches

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PCB Footprints
TPS2557DRBT - Texas Instruments PCB footprint - Small Outline No-lead - Small Outline No-lead - DRB0008B
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3D Models
TPS2557DRBT - Texas Instruments  - 3D model - Small Outline No-lead - DRB0008B
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TPS2557DRBT Details

  • Manufacturer Part Number:

    TPS2557DRBT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SON

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia, Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LOAD SWITCH

  • Input Voltage-Max:

    6.5 V

  • Input Voltage-Min:

    2.5 V

  • JESD-30 Code:

    S-PDSO-N8

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Supply Current-Max (Isup):

    0.12 mA

  • Supply Voltage-Max (Vsup):

    6.5 V

  • Supply Voltage-Min (Vsup):

    2.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • 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

  • Width:

    3 mm

TPS2557DRBT Frequently Asked Questions (FAQs)

  • The maximum current rating of the TPS2557DRBT is 2.5A, but it can be limited by the thermal performance of the PCB and the ambient temperature.
  • To ensure proper thermal management, ensure a good thermal connection between the device and the PCB, use a sufficient copper area for heat dissipation, and consider using a heat sink or thermal pad if necessary.
  • The EN (enable) pin is used to turn the device on and off. To use it, connect the EN pin to a logic-level signal (e.g., from a microcontroller) to enable or disable the device. A logic high (>1.4V) enables the device, while a logic low (<0.4V) disables it.
  • Choose a sense resistor value that provides a voltage drop of 50-100mV at the maximum expected current. This ensures accurate current sensing and minimizes power loss in the sense resistor.
  • The FLT (fault) pin is an open-drain output that indicates an overcurrent or overtemperature fault. Connect a pull-up resistor to a logic-level signal, and monitor the FLT pin to detect faults and take corrective action.

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TPS2557DRBT 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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