AP9101CAK6-BBTRG1

Battery Management Overview

The AP9101CAK6-BBTRG1 is a single-cell lithium-ion and lithium-polymer battery protection IC manufactured by Diodes Incorporated. It integrates high-precision voltage detection circuits to monitor overcharge, overdischarge, overcharge current, and overdischarge current conditions, controlling external MOSFET switches for protection. The device operates within a supply voltage range of 1.5 V to 5.5 V and supports output voltages from 2.5 V to 4.475 V. Key electrical parameters include a typical operating current of 3 µA at +25°C with a 3.5 V supply, and a power dissipation rating of 250 mW. It functions reliably across an ambient temperature range of -40°C to +85°C.

Battery Management Feature Summary

• Integrates high-accuracy voltage detection circuits for monitoring overcharge and overdischarge states without requiring external timing capacitors.
• Provides comprehensive battery protection by detecting abnormal current and voltage levels to automatically control external MOSFET switches.
• Features low current consumption modes, including a standard operation mode and a deep power-down state for extended battery life.
• Supports configurable detection thresholds for both charge and discharge voltages to accommodate various cell chemistries.

Battery Management Applications

• Protection circuits for single-cell lithium-ion rechargeable battery packs
• Safety management in portable electronic devices using lithium polymer batteries
• Battery management systems requiring low quiescent current operation

Battery Management Procurement Notes

Verify the specific suffix BB against official Diodes Incorporated documentation to confirm exact threshold configurations, as ordering codes define functional parameters. Confirm current production status and RoHS compliance details directly with the manufacturer or authorized distributors before procurement. Ensure the selected package variant matches the intended PCB footprint requirements.

Battery Management Selection Notes

Select this component when designing protection circuits for single-cell Li-ion or Li-Po batteries requiring minimal external components. The integrated fixed-time circuit eliminates the need for external capacitors, simplifying the bill of materials. Consider the low operating current for applications where standby power consumption is critical. Verify that the required detection voltage steps align with the available configuration options provided in the datasheet.

Battery Management Part Context

The AP9101C series represents a family of single-chip solutions designed specifically for protecting one-cell lithium-based battery packs. These ICs are part of Diodes Incorporated's portfolio of power management integrated circuits (PMIC). The series emphasizes simplicity and reliability by integrating multiple protection functions into a compact surface-mount package, reducing design complexity for consumer electronics manufacturers.

Battery Management Replacement Considerations

Consult official substitution guides for verified alternatives within the AP9101C family or compatible single-cell protection ICs. Ensure any replacement maintains identical package dimensions, pinout compatibility, and thermal characteristics. Verify that substitute parts offer equivalent detection accuracy and current consumption specifications to maintain system safety performance.