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BQ24745RHDTG4 - Texas Instruments

Description: Battery Management Sw mode charger

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BQ24745RHDTG4 - Texas Instruments - PCB symbol
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PCB Footprints
BQ24745RHDTG4 - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RHD0028B
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3D Models
BQ24745RHDTG4 - Texas Instruments - 3D model - Quad Flat No-Lead - RHD0028B
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BQ24745RHDTG4 Details

  • Manufacturer Part Number:

    BQ24745RHDTG4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QFN

  • Package Description:

    QFN-28

  • Pin Count:

    28

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    Thermal Shutdown:155C

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • JESD-30 Code:

    S-PQCC-N28

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    125 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC28,.2SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Supply Current-Max (Isup):

    12 mA

  • Supply Voltage-Max (Vsup):

    24 V

  • Supply Voltage-Min (Vsup):

    7 V

  • Supply Voltage-Nom (Vsup):

    20 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Threshold Voltage-Nom:

    +2.4V

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

    30

  • Width:

    5 mm

BQ24745RHDTG4 Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the datasheet (section 10.2) and in the application note SLUA945. It's essential to follow these guidelines to minimize noise, ensure proper thermal dissipation, and optimize performance.
  • TI provides a component selection guide in the datasheet (section 9) and in the application note SLUA945. You can also use online tools like TI's Power Stage Designer or Webench to help select components based on your specific design requirements.
  • The maximum input voltage rating is 24V, but it's recommended to operate within the specified input voltage range (6V to 20V) for optimal performance and reliability.
  • The BQ24745RHDTG4 has built-in OCP and SCP features. You can configure these features using the OCP and SCP pins. Refer to the datasheet (section 7.3.5) for more information on how to implement these features in your design.
  • The thermal derating curve is provided in the datasheet (section 10.1). It's essential to consider thermal derating to ensure the device operates within its recommended temperature range and to prevent overheating.

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BQ24745RHDTG4 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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