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BQ7791502PW - Texas Instruments

Description: Battery Management 3-Series to 5-Series Stackable Ultra-Low-Power Primary Protector With Autonomous Cell Balancing 24-TSSOP -40 to 85

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BQ7791502PW - Texas Instruments - PCB symbol
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PCB Footprints
BQ7791502PW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0024A
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3D Models
BQ7791502PW - Texas Instruments - 3D model - Small Outline Packages - PW0024A
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BQ7791502PW Details

  • Manufacturer Part Number:

    BQ7791502PW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    2019-09-30

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    BATTERY PROTECTOR

  • Input Voltage-Max:

    25 V

  • JESD-30 Code:

    R-PDSO-G24

  • JESD-609 Code:

    e4

  • Length:

    7.8 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    6

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP24,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max (Isup):

    0.08 mA

  • Supply Voltage-Max (Vsup):

    25 V

  • Supply Voltage-Min (Vsup):

    3 V

  • Supply Voltage-Nom (Vsup):

    20 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    2.9

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

    30

  • Width:

    4.4 mm

BQ7791502PW 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 application note 'Battery Management System (BMS) PCB Layout Guidelines' (SLUA623) for optimal performance.
  • The BQ7791502PW fuel gauge calibration process involves setting the device's internal registers to match the specific battery chemistry and capacity. Refer to the 'Fuel Gauge Calibration' section in the datasheet and the 'Battery Fuel Gauge Calibration' application note (SLUA624) for detailed calibration procedures.
  • The BQ7791502PW can support up to 15 series-connected cells, but the maximum number of cells depends on the specific application and battery chemistry. Consult the datasheet and the 'Battery Management System (BMS) Design Considerations' application note (SLUA625) for more information.
  • The BQ7791502PW has built-in cell balancing capabilities. Implement cell balancing by connecting external balancing resistors to the device's balancing pins and configuring the device's internal registers accordingly. Refer to the 'Cell Balancing' section in the datasheet for more information.
  • The BQ7791502PW uses the I2C (Inter-Integrated Circuit) communication protocol for communication with the host microcontroller. The device operates as a slave device and supports standard I2C clock frequencies up to 400 kHz.

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BQ7791502PW Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like BQ779, 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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Part Image BQ7791502PWR Texas Instruments

Adjustable, 6 Channel, 2.9, PDSO24