IR3870MTRPBF
SWITCHING REG, VOLTAGE-MODE, 10A
Pmic Voltage Regulators Dc Dc Switching Regulators
16-PowerVQFN
SupIRBuck®
Active
$1.27 / unit (market reference)
MOQ: 237 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | IR3870MTRPBF |
| Package / Case | 16-PowerVQFN |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Topology | Buck |
| Voltage - Input (Min) | 3V |
| Voltage - Input (Max) | 26V |
| Voltage - Output | 0.5V |
| Current - Output | 10A |
| Frequency - Switching | Up to 1MHz |
| Number of Outputs | 1 |
| Supplier Device Package | PQFN (5x6) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
IR3870MTRPBF by Rochester Electronics, LLC is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 26V, output 0.5V. The 16-PowerVQFN 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 | 10A |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | Up to 1MHz |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 26V |
| Voltage - Input (Min) | 3V |
| Voltage - Output (Max) | 12V |
| Voltage - Output (Min/Fixed) | 0.5V |
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