Rochester Electronics, LLC20-UFBGA, WLCSPRoHS
FAN5405UCX-ON
IC BATT CHG LI-ION 1CELL 20WLCSP
Category
Subcategory
Pmic Battery Chargers
Package
20-UFBGA, WLCSP
Status
Active
Datasheet
$0.46 / unit (market reference)
MOQ: 647 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
✅ 365-Day Warranty🚚 Global Shipping
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | FAN5405UCX-ON |
| Package / Case | 20-UFBGA, WLCSP |
| Mounting Type | Surface Mount |
| Operating Temperature | -30°C ~ 85°C (TA) |
| Supplier Device Package | 20-WLCSP (1.96x1.56) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
FAN5405UCX-ON by Rochester Electronics, LLC is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 20-UFBGA, WLCSP package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| Interface | I²C, USB |
| Number of Cells | 1 |
| Fault Protection | Over Temperature, Over Voltage, Short Circuit |
| Battery Chemistry | Lithium Ion/Polymer |
| Current - Charging | Constant - Programmable |
| Battery Pack Voltage | 4.5V (Max) |
| Charge Current - Max | 1.25A |
| Programmable Features | Current, Timer, Voltage |
| Voltage - Supply (Max) | 6V |
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