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| Part Number | IR3876MTR1PBF | IR3876MTRPBF | IR3476MTR1PBF | IR3846MTR1PBF | IR3856MTR1PBF | IR3870MTR1PBF | IR3871MTR1PBF |
|---|---|---|---|---|---|---|---|
| Manufacturer | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 3V | 3V | 3V | 1.5V | 1.5V | 3V | 3V |
| Voltage - Input (Max) | 21V | 21V | 27V | 21V | 21V | 26V | 26V |
| Voltage - Output (Min/Fixed) | 0.5V | 0.5V | 0.5V | 0.6V | 0.7V | 0.5V | 0.5V |
| Voltage - Output (Max) | 12V | 12V | 12V | 18.06V | 18.9V | 12V | 12V |
| Current - Output | 12A | 12A | 12A | 35A | 6A | 10A | 8A |
| Frequency - Switching | Up to 1MHz | Up to 1MHz | Up to 750kHz | 300kHz ~ 1.5MHz | 225kHz ~ 1.65MHz | Up to 1MHz | Up to 1MHz |
| Synchronous Rectifier | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | 0°C ~ 125°C (TJ) | 0°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | - | -40°C ~ 125°C (TJ) | -40°C ~ 150°C (TJ) | 0°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 17-PowerVQFN | 17-PowerVQFN | 16-PowerVQFN | 34-PowerVFQFN | 17-PowerVQFN | 17-PowerVQFN | 17-PowerVQFN |
| Supplier Device Package | PQFN (5x6) | PQFN (5x6) | 16-QFN (5x6) | 34-PQFN (5x7) | 17-PQFN (5x6) | PQFN (5x6) | PQFN (5x6) |
