RT5707WSC
IC BUCK ADJ 0.6A SYNC WL-CSP-8
Pmic Voltage Regulators Dc Dc Switching Regulators
8-UFBGA, WLCSP
Active
$2.06 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Richtek USA Inc. |
| Model | RT5707WSC |
| Package / Case | 8-UFBGA, WLCSP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Topology | Buck |
| Voltage - Input (Min) | 2.2V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output | 1.2V |
| Current - Output | 600mA |
| Frequency - Switching | 1.2MHz |
| Number of Outputs | 1 |
| Supplier Device Package | 8-WLCSP (1.6x0.90) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
RT5707WSC by Richtek USA Inc. 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 1.2V. The 8-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 | Programmable |
| Current - Output | 600mA |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 1.2MHz |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 5.5V |
| Voltage - Input (Min) | 2.2V |
| Voltage - Output (Max) | 3.3V |
| Voltage - Output (Min/Fixed) | 1.2V |
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