STMicroelectronics12-VQFN Exposed PadRoHS
ST2S08BPQR
IC REG BUCK ADJ 1.5A DL 12QFN
Category
Subcategory
Pmic Voltage Regulators Dc Dc Switching Regulators
Package
12-VQFN Exposed Pad
Status
Active
$2.00 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | STMicroelectronics |
| Model | ST2S08BPQR |
| Package / Case | 12-VQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -30°C ~ 125°C (TJ) |
| Topology | Buck |
| Voltage - Input (Min) | 3V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output | 0.8V |
| Current - Output | 1.5A |
| Frequency - Switching | 1.5MHz |
| Number of Outputs | 2 |
| Supplier Device Package | 12-QFN (4x4) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
ST2S08BPQR by STMicroelectronics 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 0.8V. The 12-VQFN 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 | Adjustable |
| Current - Output | 1.5A |
| Number of Outputs | 2 |
| Output Configuration | Positive |
| Frequency - Switching | 1.5MHz |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 5.5V |
| Voltage - Input (Min) | 3V |
| Voltage - Output (Max) | 5.17V |
| Voltage - Output (Min/Fixed) | 0.8V |
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