Texas Instruments

BQ2002ESN

BQ2002ESN Description

The BQ2002ESN from Texas Instruments is a highly versatile multi-chemistry battery charge controller IC designed for surface-mount applications. Packaged in an 8-pin SOIC tube, it supports a 2V battery pack voltage and operates within a 0°C to 70°C temperature range (TA). With a maximum supply voltage of 6V, it offers constant or pulsed charging current, making it adaptable for various battery chemistries. The device is RoHS3 compliant, REACH unaffected, and carries an ECCN EAR99 designation, ensuring compliance with global environmental and trade regulations. Its programmable voltage features and Moisture Sensitivity Level (MSL) 1 rating enhance its reliability in demanding environments.

BQ2002ESN Features

• Multi-Chemistry Support: Compatible with NiCd, NiMH, and Li-Ion batteries, providing flexibility in design.
• Programmable Voltage: Enables precise charging control for optimized battery performance and longevity.
• Wide Operating Range: 6V max supply voltage and 0°C to 70°C operating temperature ensure stable performance.
• Surface-Mount Design: 8-pin SOIC package facilitates compact PCB integration.
• Regulatory Compliance: RoHS3, REACH, and ECCN EAR99 certified for global deployment.
• High Reliability: MSL 1 (Unlimited) rating ensures robustness against moisture exposure.

BQ2002ESN Applications

The BQ2002ESN is ideal for portable electronics, medical devices, and backup power systems requiring efficient battery management. Its multi-chemistry support makes it suitable for consumer electronics like cordless phones and handheld instruments. The programmable voltage feature is critical for custom charging profiles in industrial equipment. Additionally, its surface-mount design is advantageous for space-constrained applications such as IoT devices and wearables.

Conclusion of BQ2002ESN

The BQ2002ESN stands out as a highly adaptable, compliant, and reliable battery charge controller, offering multi-chemistry support, programmable voltage, and robust performance. Its compact form factor and regulatory certifications make it a preferred choice for diverse portable and industrial applications. Engineers seeking a versatile, future-proof solution for battery management will find the BQ2002ESN an excellent fit.