FAN5405BUCX
- Mfr.Part #
- FAN5405BUCX
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 20-UFBGA, WLCSP
- Datasheet
- Download
- Description
- IC BATT CHG LI-ION 1CELL 20WLCSP
- Stock
- 971
- In Stock :
- 971
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- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Battery Chargers
- Package / Case :
- 20-UFBGA, WLCSP
- Number of Terminations :
- 20
- JESD-609 Code :
- e1
- Mount :
- Surface Mount
- Packaging :
- Tape and Reel (TR)
- Height Seated (Max) :
- 0.625mm
- ECCN Code :
- EAR99
- Qualification Status :
- Not Qualified
- Interface :
- I2C, USB
- Min Supply Voltage :
- 4V
- Peak Reflow Temperature (Cel) :
- 260
- Max Supply Voltage :
- 6V
- Weight :
- 73mg
- Terminal Position :
- BOTTOM
- Battery Chemistry :
- Lithium Ion/Polymer
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Power Supplies :
- 5V
- RoHS Status :
- RoHS Compliant
- Battery Pack Voltage :
- 4.5V Max
- Fault Protection :
- Over Temperature, Over Voltage, Short Circuit
- Supply Voltage :
- 5V
- Max Input Voltage :
- 20V
- Analog IC - Other Type :
- ANALOG CIRCUIT
- Pbfree Code :
- yes
- Terminal Finish :
- Tin/Silver/Copper (Sn/Ag/Cu)
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Factory Lead Time :
- 6 Weeks
- Mounting Type :
- Surface Mount
- Programmable Features :
- Current, Timer, Voltage
- Operating Temperature :
- -30°C~85°C TA
- Terminal Pitch :
- 0.4mm
- JESD-30 Code :
- R-PBGA-B20
- Charge Current - Max :
- 1.25A
- Terminal Form :
- Ball
- Lifecycle Status :
- LAST SHIPMENTS (Last Updated: 2 weeks ago)
- Number of Functions :
- 1
- Current - Charging :
- Constant - Programmable
- Number of Cells :
- 1
- Datasheets
- FAN5405BUCX

Battery Chargers Fairchild Semiconductor FAN5405BUCX Overview
The FAN5405BUCX by Fairchild Semiconductor stands as a state-of-the-art integrated circuit specifically designed for efficient lithium-ion battery charging. This highly efficient device is tailored to meet the rigorous demands of single-cell lithium-ion battery applications, encapsulated in a compact 20-WLCSP package. The Battery Chargers Fairchild Semiconductor FAN5405BUCX ensures safe and rapid charging while maximizing battery life, making it an ideal choice for manufacturers seeking to enhance the power management of their portable devices. Its integration of power-path management allows for simultaneous battery charging and device operation, optimizing usability and convenience.
FAN5405BUCX Features
The FAN5405BUCX offers a robust suite of features designed to enhance charging efficiency and safety. Key features include programmable charging parameters via an I2C interface, which allows customization of charging current and voltage to match specific battery requirements. Additionally, the IC includes built-in safety features such as over-voltage, over-temperature, and short circuit protection, ensuring reliable operation under various conditions. The compact 20-WLCSP package also facilitates integration into space-constrained designs, making it a versatile choice for a wide range of applications.
FAN5405BUCX Applications
- Smartphones: Integrates seamlessly into the power management systems to provide efficient and fast battery charging while maintaining safety and enhancing battery lifespan.
- Portable Media Players: Utilizes its compact size and power efficiency to enable prolonged device usage and quick recharge times, essential for on-the-go entertainment.
- Wearable Technology: Its small footprint and low power consumption make it ideal for wearables, where space is limited and efficient power management is crucial.
- Portable Medical Devices: Ensures reliable and safe battery management necessary for devices that require consistent operational readiness and precise power management.
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