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BQ24079QWRGTTQ1 - Texas Instruments

Description: Automotive Qualified 4.1V battery Voltage Li-Ion Battery Charger with NTC Monitoring & Power Path

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BQ24079QWRGTTQ1 - Texas Instruments - PCB symbol
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PCB Footprints
BQ24079QWRGTTQ1 - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RGT0016J
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3D Models
BQ24079QWRGTTQ1 - Texas Instruments - 3D model - Quad Flat No-Lead - RGT0016J
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BQ24079QWRGTTQ1 Details

  • Manufacturer Part Number:

    BQ24079QWRGTTQ1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    2017-11-15

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • Input Voltage-Max:

    6.4 V

  • Input Voltage-Min:

    4.35 V

  • JESD-30 Code:

    S-PQCC-N16

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1 mm

  • Supply Current-Max (Isup):

    1.5 mA

  • Supply Voltage-Max (Vsup):

    6.4 V

  • Supply Voltage-Min (Vsup):

    4.35 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    3 mm

BQ24079QWRGTTQ1 Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow the guidelines in the TI application note 'Battery Charger Layout Guidelines' (SLUA455) for optimal performance and thermal management.
  • The selection of external components such as resistors, capacitors, and inductors depends on the specific application and charging requirements. TI provides a component selection guide in the datasheet, but it's also recommended to use the TI Webench Power Designer tool to simplify the component selection process.
  • The BQ24079QWRGTTQ1 is rated for operation up to 85°C ambient temperature, but it's recommended to derate the charger's output current and voltage to ensure reliable operation at higher temperatures. Consult the datasheet for thermal derating guidelines.
  • The BQ24079QWRGTTQ1 has built-in OVP and UVP features, but they can be adjusted or customized using external resistors and capacitors. Consult the datasheet and application notes for implementation guidelines.
  • The BQ24079QWRGTTQ1 is designed for single-cell Li-ion battery charging, but it can be used for charging multiple cells in parallel with proper external circuitry and control. However, charging multiple cells in series is not recommended due to the charger's voltage and current limitations.

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BQ24079QWRGTTQ1 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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