SIC451ED-T1-GE3
MICROBUCK DC/DC CONVERTER 25 A
Pmic Voltage Regulators Dc Dc Switching Regulators
34-PowerWFQFN
microBUCK®
Active
$5.81 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Vishay Siliconix |
| Model | SIC451ED-T1-GE3 |
| Package / Case | 34-PowerWFQFN |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Topology | Buck |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 20V |
| Voltage - Output | 0.3V |
| Current - Output | 25A |
| Frequency - Switching | 300kHz ~ 1.5MHz |
| Number of Outputs | 1 |
| Supplier Device Package | PowerPAK® MLP34-57 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
SIC451ED-T1-GE3 by Vishay Siliconix is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 20V, output 0.3V. The 34-PowerWFQFN 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 | Adjustable |
| Current - Output | 25A |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 300kHz ~ 1.5MHz |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 20V |
| Voltage - Input (Min) | 4.5V |
| Voltage - Output (Max) | 12V |
| Voltage - Output (Min/Fixed) | 0.3V |
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