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BQ25302RTER - Texas Instruments

Description: Battery Management Standalone single cell 2.0-A buck battery charger 16-WQFN -40 to 85

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Symbol
BQ25302RTER - Texas Instruments - PCB symbol
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PCB Footprints
BQ25302RTER - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RTE (S-PWQFN-N16)
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3D Models
BQ25302RTER - Texas Instruments - 3D model - Quad Flat No-Lead - RTE (S-PWQFN-N16)
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BQ25302RTER Details

  • Manufacturer Part Number:

    BQ25302RTER

  • 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

  • Date Of Intro:

    2020-10-22

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    Thermal Shutdown:150C

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • Input Voltage-Max:

    6.2 V

  • Input Voltage-Min:

    4 V

  • JESD-30 Code:

    S-PQCC-N16

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC16,.12SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max (Isup):

    2000 mA

  • Supply Voltage-Max (Vsup):

    6.2 V

  • Supply Voltage-Min (Vsup):

    4 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Threshold Voltage-Nom:

    +6.4V

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

    30

  • Width:

    3 mm

BQ25302RTER Frequently Asked Questions (FAQs)

  • A good PCB layout for the BQ25302RTER involves placing the device close to the battery, using a solid ground plane, and keeping the input and output capacitors close to the device. Additionally, it's recommended to use a separate analog and digital ground plane to minimize noise.
  • The selection of external components such as resistors, capacitors, and inductors depends on the specific application and requirements. TI provides a component selection guide in the datasheet, and engineers can also use TI's online tools such as the 'Battery Fuel Gauge Designer' to help with component selection.
  • The recommended calibration procedure for the BQ25302RTER involves a two-point calibration process. First, the device is calibrated at a known state of charge (SOC) point, and then at a second SOC point. The device's internal registers are then programmed with the calibration data to ensure accurate fuel gauging.
  • The BQ25302RTER has a built-in self-discharge compensation feature that allows it to accurately track the battery's state of charge even when the battery is not in use. This feature can be enabled or disabled through the device's registers.
  • The BQ25302RTER is designed to support up to 4 series-connected batteries. However, it's possible to connect more batteries in parallel or series-parallel configurations using external circuitry and multiple BQ25302RTER devices.

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BQ25302RTER Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like BQ253, 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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