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TPS2551DBVTG4 - Texas Instruments

Description: USB Power SW Hi Side/DIST Single 6.5V 0.1A to 1.1A 6-Pin SOT-23 T/R

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TPS2551DBVTG4 - Texas Instruments - PCB symbol
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PCB Footprints
TPS2551DBVTG4 - Texas Instruments PCB footprint - SOT23 (6-Pin) - SOT23 (6-Pin) - DBV0006A
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3D Models
TPS2551DBVTG4 - Texas Instruments - 3D model - SOT23 (6-Pin) - DBV0006A
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TPS2551DBVTG4 Details

  • Manufacturer Part Number:

    TPS2551DBVTG4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23

  • Package Description:

    SOT-23, 6 PIN

  • Pin Count:

    6

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LOAD SWITCH

  • JESD-30 Code:

    R-PDSO-G6

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.45 mm

  • Supply Voltage-Max (Vsup):

    6.5 V

  • Supply Voltage-Min (Vsup):

    2.5 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • 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

  • Width:

    1.6 mm

TPS2551DBVTG4 Frequently Asked Questions (FAQs)

  • The TPS2551DBVTG4 can handle a maximum current of 2.5A. However, it's recommended to derate the current based on the ambient temperature and PCB layout to ensure reliable operation.
  • The sense resistor value depends on the maximum current you expect in your application. A general rule of thumb is to choose a sense resistor value that results in a voltage drop of around 50-100mV at the maximum current. You can use the formula Rsense = 0.05V / Imax to estimate the sense resistor value.
  • The EN (enable) pin is used to turn the TPS2551DBVTG4 on or off. When the EN pin is high, the device is enabled, and when it's low, the device is disabled. You can use the EN pin to control the power supply to your load or to implement power sequencing in your system.
  • The TPS2551DBVTG4 has built-in OCP and OVP features. For OCP, the device will limit the current to the overcurrent threshold (typically 2.7A) and then latch off if the overcurrent condition persists. For OVP, the device will latch off if the input voltage exceeds the overvoltage threshold (typically 6.5V). You should ensure that your design can handle these protection features and provide a suitable reset mechanism to recover from a fault condition.
  • A good PCB layout for the TPS2551DBVTG4 should minimize the loop area of the power traces to reduce EMI and ensure that the sense resistor is placed close to the device. You should also ensure that the input and output capacitors are placed close to the device and that the thermal pad is properly connected to a solid ground plane.

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TPS2551DBVTG4 Overview

Use the download button to access the TPS2551DBVTG4 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like TPS25, or try a keyword search, such as Power Management Circuits

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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