Texas Instruments

BQ2004ESN

BQ2004ESN Description

The BQ2004ESN from Texas Instruments is a sophisticated multi-chemistry battery charge controller IC designed for surface-mount applications. Packaged in a 16-SOIC tube, this active component supports constant and pulsed charging currents with a maximum supply voltage of 5.5V. Compliant with ROHS3 and REACH regulations, it is ideal for environmentally conscious designs. The device is classified under EAR99 and HTSUS 8542.39.0001, ensuring broad compatibility in global markets. Its programmable voltage features and Moisture Sensitivity Level (MSL) 1 rating make it robust for industrial and consumer applications requiring reliable battery management.

BQ2004ESN Features

• Multi-Chemistry Support: Versatile charging for NiCd, NiMH, and Li-Ion batteries.
• Programmable Voltage: Customizable charging parameters for optimized performance.
• Surface-Mount Design (16-SOIC): Compact footprint suitable for high-density PCB layouts.
• Wide Voltage Range (Up to 5.5V): Compatible with various power sources.
• Pulsed & Constant Charging Modes: Enhances battery longevity and efficiency.
• Robust Compliance: ROHS3, REACH Unaffected, and MSL 1 (Unlimited) certified for durability and environmental safety.

BQ2004ESN Applications

The BQ2004ESN excels in portable electronics, medical devices, and power tools where precise battery management is critical. Its programmable voltage feature makes it ideal for custom charging solutions in IoT devices and backup power systems. The pulsed charging capability is particularly beneficial for fast-charging applications without compromising battery health. Additionally, its surface-mount compatibility suits automotive infotainment systems and industrial handheld instruments requiring compact, high-reliability components.

Conclusion of BQ2004ESN

The BQ2004ESN stands out as a highly adaptable, multi-chemistry battery charge controller with advanced programmability and robust compliance. Its combination of pulsed/constant charging, wide voltage range, and compact packaging makes it a superior choice for diverse battery-powered applications. Engineers seeking a reliable, compliant, and feature-rich solution for modern electronics will find the BQ2004ESN an optimal fit.