FSA9591UCX
- Mfr.Part #
- FSA9591UCX
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 30-UFBGA, WLCSP
- Datasheet
- Download
- Description
- IC BATT CHG USB ACCESS DET SWTCH
- Stock
- 321,000
- In Stock :
- 321,000
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- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Battery Chargers
- Terminal Pitch :
- 0.4mm
- Fault Protection :
- Over Temperature, Over Voltage
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Number of Functions :
- 1
- Number of Outputs :
- 1
- ECCN Code :
- EAR99
- Packaging :
- Tape and Reel (TR)
- Current - Charging :
- Constant - Programmable
- Width :
- 2.38mm
- Terminal Position :
- BOTTOM
- Max Input Voltage :
- 4.4V
- Package / Case :
- 30-UFBGA, WLCSP
- Min Input Voltage :
- 2.7V
- Number of Terminations :
- 30
- JESD-609 Code :
- e1
- Operating Temperature :
- -40°C~85°C TA
- Number of Pins :
- 30
- Terminal Finish :
- Tin/Silver/Copper (Sn/Ag/Cu)
- Mount :
- Surface Mount
- Consumer IC Type :
- CONSUMER CIRCUIT
- Mounting Type :
- Surface Mount
- Max Supply Voltage :
- 4.4V
- Peak Reflow Temperature (Cel) :
- 260
- Weight :
- 91mg
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Published :
- 2016
- RoHS Status :
- RoHS Compliant
- Lifecycle Status :
- LAST SHIPMENTS (Last Updated: 3 days ago)
- Battery Chemistry :
- Lithium-Ion
- Interface :
- I2C, USB
- Length :
- 1.98mm
- Terminal Form :
- Ball
- Charge Current - Max :
- 950mA
- Pbfree Code :
- yes
- Height :
- 378μm
- Datasheets
- FSA9591UCX

Battery Chargers Fairchild Semiconductor FSA9591UCX Overview
Introducing the FSA9591UCX, a state-of-the-art USB accessory detection switch and battery charging controller designed by Fairchild Semiconductor. This highly versatile integrated circuit (IC) is engineered to streamline the functionality of battery charging and USB accessory detection in a range of consumer electronics. With its compact footprint and advanced technology, the FSA9591UCX enhances the efficiency and reliability of devices that require adaptive charging solutions. The Battery Chargers Fairchild Semiconductor FSA9591UCX is ideal for manufacturers looking to integrate smart charging logic along with accessory detection in their products, ensuring optimal power management and device interoperability.
FSA9591UCX Features
The FSA9591UCX IC offers a comprehensive suite of features that enhance its application across various device platforms. Key features include integrated USB accessory detection, which allows devices to recognize connected USB accessories automatically. Additionally, it supports various battery charging profiles, which helps in adapting to different power requirements while maximizing charging efficiency. The IC also includes safety features such as over-current protection and thermal shutdown, which safeguard the device and extend its operational longevity.
FSA9591UCX Applications
- Smartphones and Tablets: The FSA9591UCX is used to enable smart charging capabilities and accessory detection, improving user experience and device safety.
- Laptop Computers: Integrates into the USB power management system to optimize battery charging and to identify connected peripherals.
- Portable Media Players: Ensures efficient power management and extends battery life through advanced charging protocols.
- Wearable Devices: Adapts to the limited space in wearables while providing precise charging and accessory communication capabilities.
- Smart Home Devices: Helps smart devices to manage power more efficiently and detect when connected to USB interfaces for seamless operation.
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