AP9101CAK6-COTRG1

Battery Management Overview

The AP9101CAK6-COTRG1 is a single-cell lithium-ion or lithium-polymer battery protection IC manufactured by Diodes Incorporated. It operates within a supply voltage range of 1.5 V to 5.5 V and features a typical operating current of 3 µA. The device provides overcharge detection voltages ranging from 2.5 V to 4.5 V with 50 mV steps and an accuracy of ±25 mV. Overdischarge detection is adjustable between 2.0 V and 3.4 V, also with ±25 mV accuracy. It utilizes an SOT-26 package and functions across a temperature range of -40°C to +85°C.

Battery Management Feature Summary

• Integrates high-precision voltage detection circuits for monitoring cell status
• Controls external MOSFET switches to isolate the battery during fault conditions
• Includes built-in fixed time delay circuits eliminating the need for external capacitors
• Supports low-power operation modes to minimize standby drain

Battery Management Applications

• Protection for single-cell lithium-ion rechargeable battery packs
• Safety management in portable electronic devices
• Power backup systems utilizing lithium polymer cells

Battery Management Procurement Notes

Verify the specific suffix 'CO' against official Diodes Incorporated documentation to confirm exact detection voltage thresholds and hysteresis values. Confirm RoHS compliance status and moisture sensitivity level prior to ordering. Ensure the SOT-26 footprint matches the target PCB layout requirements.

Battery Management Selection Notes

Select this component when designing compact single-cell battery protection circuits requiring minimal external components. The integrated timing functions reduce bill of materials complexity. Verify that the required overcharge and overdischarge thresholds align with the available step configurations provided in the datasheet.

Battery Management Part Context

This part belongs to the AP9101C series of battery management ICs designed for single-cell applications. The series offers configurable detection parameters to accommodate various lithium-based chemistries. It serves as a critical safety interface between the battery cell and the system load.

Battery Management FAQ

Does the AP9101CAK6-COTRG1 require external capacitors for its timing functions?

No, the device includes built-in fixed time circuits, which eliminates the necessity for external capacitors.

What is the typical power consumption in operation mode?

The typical operating current is 3.0 µA at 25°C with a supply voltage of 3.5 V.