S-8241ACUMC-GCUT2G

Battery Management Overview

The S-8241ACUMC-GCUT2G is a single-cell lithium-ion and lithium-polymer battery protection IC manufactured by ABLIC Inc. It integrates high-precision voltage detection circuits and delay circuits to protect against overcharging, overdischarging, and overcurrent conditions. The device operates within a power supply voltage range of 1.5 V to 8 V and supports an output voltage of 4.295 V. It functions reliably across a wide temperature range from -40°C to +85°C and is housed in a compact SOT-23-5 surface-mount package.

Battery Management Feature Summary

• Integrates high-precision voltage detection for overcharge, overdischarge, and overcurrent protection without requiring external capacitors for delay timing.
• Features high-voltage tolerance on the VM and CO terminals to withstand charger connection voltages.
• Includes configurable charging capabilities for deeply discharged batteries and selectable sleep modes to minimize current consumption.

Battery Management Applications

• Lithium-ion rechargeable battery packs
• Lithium-polymer rechargeable battery packs

Battery Management Procurement Notes

Verify the specific suffix codes (e.g., GCUT2G) against the manufacturer's official datasheet to confirm exact electrical parameters such as hysteresis values and detection thresholds. Ensure compatibility with your PCB footprint and thermal requirements before finalizing procurement orders.

Battery Management Selection Notes

Select this component when designing protection circuits for single-cell Li-ion or Li-Po batteries requiring integrated delay timing and high terminal voltage tolerance. Consider the SOT-23-5 package size and operating temperature range relative to your application environment.

Battery Management Part Context

This part belongs to the S-8241 series of battery protection ICs designed by Seiko Instruments/ABLIC. The series is engineered specifically for protecting individual cells in portable electronic devices, offering a compact solution that combines multiple protection functions into a single chip.

Battery Management Replacement Considerations

Consult official replacement guides for pin-compatible alternatives. Verify that any substitute maintains identical detection voltages, current ratings, and package dimensions to ensure circuit functionality remains unchanged.

Battery Management FAQ

Does the S-8241ACUMC require external components for delay timing?

No, the IC features built-in delay circuits for overcharge, overdischarge, and overcurrent events, eliminating the need for external capacitors.

What is the maximum voltage tolerance for the VM and CO terminals?

The VM and CO terminals are designed with high-voltage tolerance, supporting an absolute maximum rating of 26V.