Texas Instruments

BQ294702DSGR

BQ294702DSGR Description

The BQ294702DSGR is a high-performance battery protection integrated circuit (IC) designed specifically for lithium-ion batteries, offering robust protection for 2 to 4 cell configurations. Manufactured by Texas Instruments, a leading name in the electronics industry, this IC is part of the Power Management (PMIC) category and is housed in an 8-Wire Small Outline No-Lead (8WSON) package. The BQ294702DSGR is engineered to provide comprehensive over-voltage protection, ensuring the safety and longevity of lithium-ion batteries in various applications. With its surface-mount mounting type, it is ideal for compact designs and high-density PCB layouts. The product is currently active, indicating its availability and suitability for new designs.

BQ294702DSGR Features

• Battery Chemistry Compatibility: The BQ294702DSGR is specifically designed for lithium-ion batteries, which are known for their high energy density and long cycle life. This makes the IC suitable for a wide range of consumer electronics and portable devices.
• Over-Voltage Protection: One of the key features of the BQ294702DSGR is its over-voltage protection mechanism. This ensures that the battery cells are safeguarded against excessive voltage levels, which can lead to cell degradation and potential safety hazards.
• Surface Mount Technology: The surface-mount mounting type of the BQ294702DSGR allows for easy integration into modern PCB designs. This mounting method is preferred for its space efficiency and ease of automated assembly.
• Compliance and Safety: The BQ294702DSGR complies with stringent industry standards, including REACH (Registration, Evaluation, Authorization, and Restriction of Chemicals) and RoHS (Restriction of Hazardous Substances). It is classified as REACH Unaffected and ROHS3 Compliant, ensuring that it meets environmental and safety regulations.
• Packaging and Handling: The IC is packaged in a Tape & Reel (TR) format, which facilitates efficient handling and storage during manufacturing processes. Additionally, its Moisture Sensitivity Level (MSL) is rated at 1 (Unlimited), indicating that it can be exposed to ambient conditions without the risk of moisture-related damage.
• ECCN Classification: The BQ294702DSGR is classified under the Export Control Classification Number (ECCN) EAR99, which simplifies export and compliance procedures for international shipments.

BQ294702DSGR Applications

The BQ294702DSGR is ideal for applications requiring reliable battery protection in lithium-ion battery systems. Some specific use cases include:

• Portable Electronics: Devices such as smartphones, tablets, and laptops benefit from the BQ294702DSGR's over-voltage protection, ensuring safe and efficient battery operation.
• Wearable Technology: Smartwatches and fitness trackers can utilize this IC to protect their lithium-ion batteries, enhancing the reliability and lifespan of these compact devices.
• Medical Devices: Portable medical devices, such as glucose meters and portable monitors, can benefit from the BQ294702DSGR's robust protection features, ensuring uninterrupted operation and patient safety.
• Industrial Equipment: Portable tools and instruments that rely on lithium-ion batteries can leverage the BQ294702DSGR to protect against voltage spikes and prolong battery life.

Conclusion of BQ294702DSGR

The BQ294702DSGR from Texas Instruments stands out as a reliable and efficient solution for battery protection in lithium-ion systems. Its comprehensive over-voltage protection, surface-mount design, and compliance with industry standards make it a preferred choice for engineers and designers. The IC's compatibility with 2 to 4 cell configurations and its robust protection features ensure that it can handle a variety of applications, from consumer electronics to medical devices. By choosing the BQ294702DSGR, users can benefit from enhanced safety, extended battery life, and compliance with environmental regulations, making it an ideal component for modern power management systems.