SankenTO-263-6, D²Pak (5 Leads + Tab), TO-263BARoHS
SI-8033SD
IC REG BUCK 3.3V 3A TO263-5
Category
Subcategory
Pmic Voltage Regulators Dc Dc Switching Regulators
Package
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Status
Active
$2.07 / unit (market reference)
MOQ: 1600 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Sanken |
| Model | SI-8033SD |
| Package / Case | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA |
| Mounting Type | Surface Mount |
| Operating Temperature | -30°C ~ 125°C (TJ) |
| Topology | Buck |
| Voltage - Input (Min) | 5.5V |
| Voltage - Input (Max) | 28V |
| Voltage - Output | 3.3V |
| Current - Output | 3A |
| Frequency - Switching | 60kHz |
| Number of Outputs | 1 |
| Supplier Device Package | TO-263-5 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
SI-8033SD by Sanken is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 28V, output 3.3V. The TO-263-6, D²Pak (5 Leads + Tab), TO-263BA 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.
You may also need
All Technical Specifications
| Function | Step-Down |
| Topology | Buck |
| Output Type | Fixed |
| Current - Output | 3A |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 60kHz |
| Synchronous Rectifier | No |
| Voltage - Input (Max) | 28V |
| Voltage - Input (Min) | 5.5V |
| Voltage - Output (Min/Fixed) | 3.3V |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.