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BQ40Z50RSMT - Texas Instruments

Description: TEXAS INSTRUMENTS - BQ40Z50RSMT - Li-Ion, Li-Pol Battery Fuel Gauge, Protector, 2.2 V to 26 V supply, SMBus interface, VQFN-32

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BQ40Z50RSMT - Texas Instruments - PCB symbol
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PCB Footprints
BQ40Z50RSMT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RSM0032A
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BQ40Z50RSMT - Texas Instruments - 3D model - Quad Flat No-Lead - RSM0032A
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BQ40Z50RSMT Details

  • Manufacturer Part Number:

    BQ40Z50RSMT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Malaysia, Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    BATTERY MONITOR

  • JESD-30 Code:

    S-PQCC-N32

  • JESD-609 Code:

    e4

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • 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

  • Seated Height-Max:

    1 mm

  • Supply Voltage-Max (Vsup):

    26 V

  • Supply Voltage-Min (Vsup):

    2.2 V

  • Supply Voltage-Nom (Vsup):

    14.4 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

BQ40Z50RSMT 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 Fuel Gauge Design Guide' (SLUA455) for optimal performance.
  • Calibration of the BQ40Z50RSMT involves setting the device's internal registers to match the specific battery chemistry and capacity. TI provides a calibration guide in the datasheet, and also offers a software tool, the 'Battery Fuel Gauge Calibration Tool' (SLUUAC3), to simplify the process.
  • The BQ40Z50RSMT's SOC measurement accuracy is typically ±5% over the entire operating range, but this can be improved to ±2% or better with proper calibration and compensation for temperature and aging effects.
  • Yes, the BQ40Z50RSMT is designed to support multiple battery chemistries, including lithium-ion, nickel-metal hydride, and lead-acid. However, calibration and configuration may vary depending on the specific chemistry used.
  • The BQ40Z50RSMT has built-in compensation for battery aging and capacity loss, which can be adjusted through software calibration. Additionally, TI provides guidelines for implementing aging compensation in the datasheet and application notes.

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BQ40Z50RSMT 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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