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FSA9591UCX is listed in the Battery Chargers range at ChipApex. The manufacturer field lists onsemi. Its product description is IC BATT CHG LI-ION USB 30WLCSP. Review the specifications below when checking this part for your BOM.
Battery Chargers specifications for FSA9591UCX
- Description：IC BATT CHG LI-ION USB 30WLCSP
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR)
- Battery Chemistry：Lithium Ion
- Voltage - Supply (Max)：4.4V
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：30-UFBGA, WLCSP
- Supplier Device Package：30-WLCSP (2.46x2.26)
- Number of Cells：-
- Current - Charging：Constant - Programmable
- Programmable Features：-
- Fault Protection：Over Temperature, Over Voltage
- Charge Current - Max：950mA
- Battery Pack Voltage：-
- Interface：I2C, USB
- Grade：-
- Qualification：-
Battery Chargers datasheet and documents for FSA9591UCX
Battery Chargers Overview
The FSA9591UCX is a battery charger IC designed for lithium-ion batteries, manufactured by onsemi. It features a 30-ball WLCSP package with dimensions of 2.46x2.26 mm. The device supports a maximum charge current of 950 mA and includes fault protection mechanisms such as over-temperature and over-voltage protection. It is compatible with USB charging sources and integrates accessory detection capabilities.
Battery Chargers Feature Summary
- Integrates USB 2.0 multimedia switch functionality with accessory detection
- Supports lithium-ion battery chemistry with optimized charging profiles
- Includes comprehensive fault protection for system safety
Battery Chargers Applications
- USB-powered portable electronic devices
- Multimedia accessories requiring integrated switching
- Lithium-ion battery management in compact form factors
Battery Chargers Procurement Notes
Verify the exact datasheet version and revision history before integration, as component specifications may vary between manufacturing lots. Confirm package compatibility and thermal requirements with your PCB layout. Ensure that the selected variant matches your specific voltage and current requirements. Cross-reference the part number with official onsemi documentation to avoid counterfeit components.
Battery Chargers Selection Notes
Select this component when a compact solution combining battery charging and signal switching is required. The WLCSP package offers space efficiency for mobile applications. Consider the 950 mA charge current limit and USB compatibility when designing power systems. Evaluate the accessory detection feature if interfacing with peripheral devices is necessary.
Battery Chargers Part Context
This part belongs to onsemi's portfolio of power management and signal switching solutions. It addresses the need for integrated functions in consumer electronics, reducing board space and component count. The FSA9591UCX specifically targets applications requiring both power regulation and signal multiplexing in a single small footprint.
Battery Chargers Replacement Considerations
Consult onsemi's official substitution guide for verified alternatives. Generic equivalents may not match the integrated switch and charger functionality. Verify pinout compatibility and electrical parameters before considering any substitute parts.
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