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BQ34Z100PWR - Texas Instruments

Description: TEXAS INSTRUMENTS - BQ34Z100PWR - Battery Fuel Gauge, Lead Acid, LiFePO4, Li-Ion, Li-Pol, NiCd, NiMH, 2.7V to 4.5V, I2C, TSSOP-14

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BQ34Z100PWR - Texas Instruments - PCB symbol
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PCB Footprints
BQ34Z100PWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW (R-PDSO-G14)
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BQ34Z100PWR - Texas Instruments - 3D model - Small Outline Packages - PW (R-PDSO-G14)
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BQ34Z100PWR Details

  • Manufacturer Part Number:

    BQ34Z100PWR

  • 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

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    ALSO OPERATES FROM SUPPLY VOLTAGE 2.45 TO 2.7 VOLT

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    BATTERY GAUGE

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Max (Vsup):

    4.5 V

  • Supply Voltage-Min (Vsup):

    2.7 V

  • Supply Voltage-Nom (Vsup):

    3.6 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

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

    30

  • Width:

    4.4 mm

BQ34Z100PWR 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 Considerations' (SLUA443) for optimal performance.
  • Calibration of the BQ34Z100PWR involves setting the device's internal registers to match the characteristics of the battery. TI provides a calibration guide in the datasheet, and also offers a software tool, the 'Fuel Gauge Calibration Tool' (FGCT), to simplify the process.
  • The BQ34Z100PWR'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.
  • While the BQ34Z100PWR is optimized for lithium-ion batteries, it can be used with other chemistries such as nickel-metal hydride (NiMH) or lead-acid batteries with some modifications to the device's configuration and calibration. However, TI recommends consulting with their support team for specific guidance.
  • The BQ34Z100PWR has a built-in POR and BOR circuitry to ensure reliable startup and operation. To handle these events, engineers should follow the guidelines in the datasheet and ensure that the device is properly powered and reset during power-up and power-down sequences.

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BQ34Z100PWR 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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