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Product Detailed Parameters
- Description：IC BATT PROT LI-ION 1CELL SOT25
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR)
- Function：Battery Protection
- Battery Chemistry：Lithium Ion/Polymer
- Number of Cells：1
- Fault Protection：Over Current, Over Voltage
- Interface：-
- Operating Temperature：-40°C ~ 85°C (TA)
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：SC-74A, SOT-753
- Supplier Device Package：SOT-25
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Overview
The AP9101CAK-BLTRG1 is a single-chip protection IC designed for lithium-ion and lithium-polymer rechargeable battery packs. Manufactured by Diodes Incorporated, it integrates high-precision voltage detection circuits to monitor overcharge, overdischarge, overcharge current, and overdischarge conditions. The device controls external MOSFET switches to isolate the battery during fault events. It operates within a supply voltage range of 1.5 V to 5.5 V and supports output voltages from 2.4 V to 4.5 V. The component is housed in an SOT-25-5 surface-mount package and functions reliably across temperatures from -40°C to +85°C.
Feature Summary
- Integrates high-precision voltage detection for monitoring overcharge and overdischarge states
- Provides comprehensive protection against overcurrent and abnormal battery conditions
- Includes built-in fixed time circuits to minimize required external components
Applications
- Single-cell lithium-ion battery pack protection
- Lithium-polymer rechargeable battery management systems
- Portable electronic devices requiring compact battery safety solutions
Procurement Notes
Verify the specific suffix BLTRG1 against official Diodes Incorporated documentation to confirm exact electrical parameters and availability status. Confirm RoHS compliance and lead times directly with authorized distributors or the manufacturer. Ensure the ordering information matches the intended application requirements before finalizing procurement.
Selection Notes
Select this component for applications requiring a compact, low-component-count solution for single-cell Li-ion or Li-Po battery protection. Evaluate the SOT-25-5 package constraints against board space limitations. Ensure the operating temperature range meets the environmental demands of the target device. Verify that the integrated protection thresholds align with the specific battery cell specifications.
Part Context
This part belongs to the AP9101C series of battery management ICs from Diodes Incorporated. The series focuses on providing robust protection for single-cell lithium-based batteries using minimal external circuitry. These ICs are categorized under PMIC (Power Management Integrated Circuits) and are designed to enhance battery safety and longevity in portable electronics.
FAQ
Does the AP9101CAK-BLTRG1 require external capacitors for its timing circuits?
No, the AP9101CAK-BLTRG1 features built-in fixed time circuits, eliminating the need for external capacitors for standard protection timing.
What types of battery chemistries does this IC support?
The IC is designed for use with lithium-ion and lithium-polymer rechargeable batteries.
