Sanken4-SMD, Gull WingRoHS
SAI03
IC REG BUCK 12V 400MA 4SMD
Category
Subcategory
Pmic Voltage Regulators Dc Dc Switching Regulators
Package
4-SMD, Gull Wing
Status
Not For New Designs
$1.47 / unit (market reference)
MOQ: 2000 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Sanken |
| Model | SAI03 |
| Package / Case | 4-SMD, Gull Wing |
| Mounting Type | Surface Mount |
| Operating Temperature | -30°C ~ 125°C (TA) |
| Topology | Buck |
| Voltage - Input (Min) | 15V |
| Voltage - Input (Max) | 33V |
| Voltage - Output | 12V |
| Current - Output | 400mA |
| Frequency - Switching | 60kHz |
| Number of Outputs | 1 |
| Supplier Device Package | 4-SMD |
| RoHS | RoHS |
| Part Status | Not For New Designs |
Application & Notes
SAI03 by Sanken is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 33V, output 12V. The 4-SMD, Gull Wing 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 | 400mA |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 60kHz |
| Synchronous Rectifier | No |
| Voltage - Input (Max) | 33V |
| Voltage - Input (Min) | 15V |
| Voltage - Output (Min/Fixed) | 12V |
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