BQ7790500PWR - Texas Instruments

Manufacturer Part Number

BQ7790500PWR

Manufacturer

Texas Instruments

Introduction

The BQ7790500PWR is a sophisticated battery management IC designed for lithium-ion batteries, focusing on the safety and efficiency of 3 to 5 cell battery packs.

Product Features and Performance

Advanced protection for over current, over temperature, over/under voltage, and short circuit conditions.

Designed for lithium-ion battery chemistry.

Supports 3 to 5 cells in a battery pack.

Passive cell balancing function to enhance battery life.

No external microcontroller required for operation.

Product Advantages

Comprehensive protection improves safety and extends battery lifespan.

Integrated cell balancing contributes to more uniform charging and discharging, optimizing performance.

Compact 20-TSSOP packaging saves space on the PCB.

Supports a broad operating temperature range (-40°C to 85°C), suitable for various environments.

Easy to integrate into existing designs due to surface mount technology.

Key Technical Parameters

Battery Chemistry: Lithium Ion

Number of Cells: 3 ~ 5

Fault Protection: Over Current, Over Temperature, Over/Under Voltage, Short Circuit

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 20-TSSOP

Quality and Safety Features

Rigorous over voltage and under voltage protection to safeguard against extreme battery conditions.

Over current and short circuit protection mechanisms to prevent potential damage and fire hazards.

Thermal protection to ensure operation within safe temperature ranges.

Compatibility

Designed for use with lithium-ion batteries, compatible with a wide range of portable electronic devices.

Versatile for use in battery packs involving 3 to 5 cells, aligning with numerous project specifications.

Application Areas

Portable consumer electronics (smartphones, laptops, cameras).

Power tools and hand-held devices.

Electric bikes and small-scale electric vehicles.

Uninterruptible power supplies (UPS) and energy storage systems.

Product Lifecycle

Currently active product status, not nearing discontinuation.

Continuous support and availability from Texas Instruments.

Future upgrades may include enhanced protection features or support for more cells.

Several Key Reasons to Choose This Product

Ensures robust protection for valuable lithium-ion battery packs, reducing risk of damage and failure.

Facilitates optimal performance and longevity of battery packs through passive cell balancing.

Adaptable across a broad spectrum of portable and stationary applications, offering design flexibility.

Texas Instruments' reputation for reliability and ongoing support ensures confidence in product selection and use.

Surface mount package offers ease of integration into PCB designs, streamlining the development process.