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BQ25611DRTWT - Texas Instruments

Description: I2C controlled 1-cell 3-A buck battery charger with USB detection and 1.2-A boost operation

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BQ25611DRTWT - Texas Instruments - PCB symbol
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PCB Footprints
BQ25611DRTWT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RTW (S-PWQFN-N24)
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3D Models
BQ25611DRTWT - Texas Instruments - 3D model - Quad Flat No-Lead - RTW (S-PWQFN-N24)
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BQ25611DRTWT Details

  • Manufacturer Part Number:

    BQ25611DRTWT

  • 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:

    2020-01-29

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • Input Voltage-Max:

    13.5 V

  • Input Voltage-Min:

    3.9 V

  • JESD-30 Code:

    S-PQCC-N24

  • JESD-609 Code:

    e4

  • Moisture Sensitivity Level:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °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

  • Supply Voltage-Max (Vsup):

    13.5 V

  • Supply Voltage-Min (Vsup):

    3.9 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Position:

    QUAD

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

    30

BQ25611DRTWT Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the BQ25611DRTWT can be found in the Texas Instruments application note 'BQ25611 Layout and Placement Guidelines' (SLUAUH7). It is essential to follow these guidelines to ensure proper thermal performance and to minimize electromagnetic interference (EMI).
  • The BQ25611DRTWT has a programmable charging profile, and the optimal profile depends on the specific battery chemistry and characteristics. TI provides a charging profile optimization tool, the 'BQ25611 Charging Profile Optimization Tool' (SWRUUH3), which can help engineers optimize the charging profile for their specific battery.
  • The BQ25611DRTWT has a thermal pad that must be connected to a thermal plane on the PCB to ensure proper heat dissipation. The device can operate up to 105°C, but the junction temperature should be kept below 100°C for optimal performance and reliability. A thermal analysis should be performed to ensure the device operates within the recommended temperature range.
  • The BQ25611DRTWT has a built-in OVP feature that can be enabled by connecting the OVP pin to a voltage source. The OVP threshold can be programmed using the I2C interface. TI provides an application note, 'BQ25611 Overvoltage Protection' (SLUAUH6), which provides more information on implementing OVP with the BQ25611DRTWT.
  • The BQ25611DRTWT uses a standard I2C interface with a maximum clock frequency of 400 kHz. The device supports both 7-bit and 10-bit I2C addresses. The I2C communication protocol and timing requirements are described in the BQ25611DRTWT datasheet and the I2C bus specification (UM10204).

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BQ25611DRTWT 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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