BQ769142PFBR

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BQ769142PFBR

3-S TO 14-S HIGH-ACCURACY BATTER

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Specifications

Part Status Active
Function Multi-Function Controller
Battery Chemistry Lithium Ion/Polymer
Number of Cells 3 ~ 14
Fault Protection Over/Under Voltage
Interface I2C
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 48-TQFP
Supplier Device Package 48-TQFP (7x7)
Base Product Number BQ769142

Overview

Description

The BQ769142PFBR is a highly integrated battery monitor and protection IC from Texas Instruments, designed for lithium-ion battery packs. It is capable of monitoring up to 14 series-connected battery cells, providing accurate voltage measurements, temperature monitoring, and protection features. This device supports various communication interfaces, including I2C, enabling seamless integration with microcontrollers for battery management systems (BMS).
Key features of the BQ769142PFBR include cell balancing, over-voltage and under-voltage protection, over-current protection, and thermal management. It also supports advanced functionalities such as state-of-charge (SOC) estimation and diagnostics, enhancing overall battery performance and safety. The IC is designed for applications in electric vehicles, energy storage systems, and portable electronics, ensuring efficient energy management and longevity of battery packs. Its compact design and integrated features make it suitable for modern battery applications where performance and reliability are critical.

Features

The BQ769142PFBR is a battery management IC designed for multi-cell lithium-ion and lithium-polymer battery packs. Key features include:
1. Cell Monitoring: Supports up to 14 series-connected cells for accurate voltage monitoring.
2. High-Accuracy Measurement: Offers precise cell voltage measurements with an accuracy of ±1 mV.
3. Integrated Balancing: Features active cell balancing to optimize cell performance and longevity.
4. Temperature Monitoring: Supports multiple temperature sensors for enhanced safety during operation.
5. Integrated Protection: Includes protection against over-voltage, under-voltage, and over-current conditions.
6. Communication: Features a robust communication interface via I2C for easy integration with system controllers.
7. Configurable Settings: Allows programmable configurations for various application needs.
8. Low Power Consumption: Designed for energy efficiency, ideal for portable applications.
Overall, the BQ769142PFBR is engineered for high-performance battery management in electric vehicles, energy storage, and consumer electronics.

Package

The BQ769142PFBR is packaged in a 60-pin HTQFP (Thin Quad Flat Package) form factor. This package type offers a compact design suitable for high-density applications, providing efficient thermal performance and electrical connectivity.

Pinout

The BQ769142PFBR is a battery management IC with a pin count of 32. This device is designed for monitoring and managing lithium-ion battery packs, providing features such as cell voltage monitoring, temperature measurement, and protection against over-voltage, under-voltage, and over-current conditions.
Key functions include:
- Cell balancing
- Communication via I2C or SMBus
- Integrated ADC for precise voltage and temperature readings
- Configurable safety features to safeguard the battery pack
The BQ769142 supports up to 14 series-connected battery cells, making it suitable for various applications in electric vehicles, energy storage systems, and other battery-powered devices.

Manufacturer

The BQ769142PFBR is manufactured by Texas Instruments (TI), a leading semiconductor company based in the United States. Texas Instruments specializes in designing and manufacturing analog and embedded processing chips, with a wide array of applications across various industries, including automotive, industrial, and consumer electronics. TI is known for its innovative technology and products that enhance performance and efficiency, particularly in power management, signal processing, and microcontrollers. The BQ769142PFBR is a battery monitor and protector specifically designed for lithium-ion battery packs, reflecting TI’s focus on developing solutions for energy management and battery safety.

Application

The BQ769142PFBR is a battery management system (BMS) integrated circuit primarily used in lithium-ion battery packs. Its application areas include electric vehicles (EVs), energy storage systems, portable electronics, and power tools. It supports cell monitoring, balancing, and protection to enhance safety, performance, and longevity of battery systems.

Equivalent

The BQ769142PFBR chip is a battery monitor and protection IC primarily used for lithium-ion battery packs. Equivalent products include the BQ76920, BQ76930, and BQ76940 series from Texas Instruments, which offer similar features for battery management. Additionally, other manufacturers like Analog Devices and Maxim Integrated may have comparable battery management solutions, such as the LTC6804 or the MAX17853, but specifications should be reviewed for compatibility.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer