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BQ25121AYFPT - Texas Instruments

Description: 700nA Low Iq Highly Integrated Battery Charge Management Solution

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BQ25121AYFPT - Texas Instruments PCB footprint - BGA - BGA - YFP0025 height=0.5
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BQ25121AYFPT - Texas Instruments  - 3D model - BGA - YFP0025 height=0.5
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BQ25121AYFPT Details

  • Manufacturer Part Number:

    BQ25121AYFPT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    BATTERY MONITOR/PROTECTOR

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    3.4 V

  • JESD-30 Code:

    R-XBGA-B25

  • JESD-609 Code:

    e1

  • Length:

    2.53 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    25

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA25,5X5,16

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.5 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    3.4 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    BOTTOM

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

    30

  • Width:

    2.468 mm

BQ25121AYFPT Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the input and output capacitors close to the IC, and use short, wide traces for the power paths.
  • Ensure the input voltage is within the recommended range, and the EN pin is pulled high to enable the device. Also, configure the device through the I2C interface before enabling the output.
  • The maximum output current capability of the BQ25121AYFPT is 2.5A, but it can be limited by the thermal performance of the PCB and the ambient temperature.
  • Use a thermal pad on the PCB, and ensure good airflow around the device. Also, consider using a heat sink or a thermal interface material to improve heat dissipation.
  • A 10uF to 22uF X5R or X7R ceramic capacitor is recommended, placed close to the VIN pin to filter the input voltage and reduce noise.

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BQ25121AYFPT 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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