Rochester Electronics, LLC5-UFBGA, WLCSPRoHS
FAN5350UCX
SWITCHING REGLTR, VOLTAGE-MODE
Category
Subcategory
Pmic Voltage Regulators Dc Dc Switching Regulators
Package
5-UFBGA, WLCSP
Status
Obsolete
Datasheet
$0.71 / unit (market reference)
MOQ: 425 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 | FAN5350UCX |
| Package / Case | 5-UFBGA, WLCSP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Topology | Buck |
| Voltage - Input (Min) | 2.7V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output | 1.82V |
| Current - Output | 600mA |
| Frequency - Switching | 3MHz |
| Number of Outputs | 1 |
| Supplier Device Package | 5-WLCSP (0.96x1.33) |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
FAN5350UCX by Rochester Electronics, LLC is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 5.5V, output 1.82V. The 5-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
| Function | Step-Down |
| Topology | Buck |
| Output Type | Fixed |
| Current - Output | 600mA |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 3MHz |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 5.5V |
| Voltage - Input (Min) | 2.7V |
| Voltage - Output (Min/Fixed) | 1.82V |
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