S-8211CCW-M5T1U

Battery Management Overview

The S-8211CCW-M5T1U is a battery protection IC designed for lithium-ion and lithium-polymer cells. Manufactured by ABLIC Inc., it operates within a dual supply voltage range of 2.0 V to 6.0 V. The device features an ultra-low current consumption of 0.4 µA in the detection circuit, ensuring minimal self-discharge during standby. It provides comprehensive protection against overcharge, overdischarge, and short-circuit conditions through integrated MOSFET control. The component utilizes a compact SOT-23-5 package, suitable for space-constrained portable electronics.

Battery Management Feature Summary

• Integrated dual N-channel MOSFETs for efficient charge and discharge path control
• Ultra-low quiescent current consumption to preserve battery life during storage
• High-precision voltage detection circuits for accurate overcharge and overdischarge thresholds
• Short-circuit protection with rapid response time to prevent thermal runaway

Battery Management Applications

• Lithium-ion single-cell battery packs for mobile phones
• Protection circuits for portable electronic devices such as tablets and smartwatches
• Power management systems for Bluetooth low energy (BLE) peripherals
• Consumer electronics requiring high reliability and small form factor

Battery Management Procurement Notes

Verify the specific voltage detection thresholds and hysteresis values against the official ABLIC datasheet prior to integration. Confirm that the SOT-23-5 pinout matches your PCB footprint design. Ensure the selected variant meets the required operating temperature range for your target application environment. Cross-reference the part number suffix to confirm packaging and tape specifications.

Battery Management Selection Notes

Select this component when designing protection circuits for single-cell lithium batteries where low standby current is critical. Compare the overcharge and overdischarge detection voltages against the specific cell manufacturer's recommendations. Evaluate the short-circuit protection timing requirements against the load characteristics. Consider the thermal performance of the SOT-23-5 package under maximum continuous current conditions.

Battery Management Part Context

This part belongs to the S-8211 series of battery protection ICs from ABLIC. The series is characterized by its integration of detection circuits and power MOSFETs into a single small package. It targets applications requiring high safety standards and long battery shelf life. The S-8211CCW variant specifically denotes particular detection voltage settings and package configuration within the broader product family.

Battery Management Replacement Considerations

Direct replacements must match the SOT-23-5 package and compatible detection voltage thresholds. Verify that substitute parts offer similar quiescent current levels to maintain system efficiency. Check for equivalent short-circuit protection timing and continuous current ratings. Ensure the alternative component supports the same input voltage range and operating temperature specifications.