AP9101CK6-AHTRG1

Battery Management Overview

The AP9101CK6-AHTRG1 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 provides an output voltage detection window of 2.5 V to 4.425 V. The device is housed in a SOT-25-5 surface-mount package. It features a typical quiescent current of 3.0 µA at 3.5 V in operation mode. The component supports overcharge, overdischarge, and overcurrent protection functions.

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 with dedicated power-down functionality

Battery Management Applications

• Protection for single-cell lithium-ion rechargeable battery packs
• Protection for single-cell lithium-polymer rechargeable battery packs
• Portable electronic devices requiring compact battery management solutions

Battery Management Procurement Notes

Verify component authenticity through authorized Diodes Incorporated distributors or certified suppliers. Confirm the specific suffix AHTRG1 matches design requirements for voltage thresholds and packaging. Check for end-of-life notices as availability may be restricted. Ensure RoHS compliance documentation aligns with target market regulations 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 minimal external components. The SOT-25-5 package suits space-constrained applications. Verify that the required overcharge and overdischarge detection voltages fall within the supported ranges. Consider the 3.0 µA operating current for battery life optimization in standby modes.

Battery Management Part Context

This part belongs to the AP9101C series of battery management ICs from Diodes Incorporated. The series is designed specifically for single-cell lithium-based battery protection. It integrates detection, control, and timing functions into a small footprint, reducing bill-of-materials complexity compared to discrete solutions.

Battery Management FAQ

Does the AP9101CK6-AHTRG1 require external capacitors for its timing functions?

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

What types of faults does this IC protect against?

It protects against overcharge voltage, overdischarge voltage, overcharge current, and overdischarge current abnormalities.