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| Part Number | FAN54161UCX |
| Datasheet | FAN54161UCX datasheet |
| Description | IC DIRECT CHARGER 42WLCSP |
| Manufacturer | ON Semiconductor |
| Series | - |
| Part Status | Active |
| Battery Chemistry | Lithium-Ion/Polymer |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current, Voltage |
| Fault Protection | Over Current, Over Temperature, Over Voltage, Reverse Current |
| Charge Current - Max | 6A |
| Battery Pack Voltage | 5.2V (Max) |
| Voltage - Supply (Max) | 6.4V |
| Interface | I²C |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Package / Case | Surface Mount |
| Supplier Device Package | 42-UFBGA, WLCSP |
| Base Part Number | 42-WLCSP (2.78x3.06) |