The BQ296228DSGR is a cutting-edge protection integrated circuit (IC) for lithium-ion batteries, designed and manufactured by Texas Instruments (TI), a leader in semiconductor solutions. This advanced IC is tailored for single-cell lithium-ion or lithium-polymer battery packs, providing essential safeguards to enhance battery life and ensure user safety.

Key Features

• Voltage Protection: The BQ296228DSGR offers precise overvoltage and undervoltage monitoring, ensuring the battery operates within its safe voltage range. This helps to prevent damage to the battery and connected devices that could occur from voltage fluctuations.
• Current Monitoring: With its built-in current monitoring capabilities, the IC can detect overcurrent conditions during both charging and discharging phases, providing an additional layer of protection against potential hazards.
• Temperature Protection: The device includes temperature sensing that guards against extreme temperature conditions, which can be detrimental to battery health and user safety.
• Short Circuit Protection: The BQ296228DSGR is equipped with fast-acting short circuit protection, quickly identifying and responding to short circuit events to prevent catastrophic failures.
• Charge Control: It features charge control inputs that allow for seamless integration with external charge management systems, ensuring optimal charging behavior and battery longevity.

Applications

The BQ296228DSGR is ideal for a wide range of portable electronic devices, including smartphones, tablets, digital cameras, and personal medical devices, where reliable battery protection is paramount. Its compact size and low power consumption make it an excellent choice for space-constrained and energy-sensitive applications.

Technical Specifications

The protection IC operates over a wide temperature range and is available in a small 3x4.4mm, 8-pin SON package, making it easy to incorporate into various design layouts. The BQ296228DSGR also supports a broad range of battery chemistries and is compliant with industry-standard safety protocols.

Quality and Reliability

As with all Texas Instruments products, the BQ296228DSGR is manufactured to high standards of quality and reliability. TI provides comprehensive technical support and documentation, ensuring designers can confidently integrate this protection IC into their battery management solutions.