LM3676SD-3.3/NOPB
IC REG BUCK 3.3V 600MA 8WSON
Pmic Voltage Regulators Dc Dc Switching Regulators
8-WFDFN Exposed Pad
Active
$1.62 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | LM3676SD-3.3/NOPB |
| Package / Case | 8-WFDFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -30°C ~ 85°C (TA) |
| Topology | Buck |
| Voltage - Input (Min) | 2.9V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output | 3.3V |
| Current - Output | 600mA |
| Frequency - Switching | 2MHz |
| Number of Outputs | 1 |
| Supplier Device Package | 8-WSON (3x3) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LM3676SD-3.3/NOPB by Texas Instruments 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 3.3V. The 8-WFDFN Exposed Pad 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 | 2MHz |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 5.5V |
| Voltage - Input (Min) | 2.9V |
| Voltage - Output (Min/Fixed) | 3.3V |
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