Specifications
| Part Number | IR3859MTRPBF |
| Manufacturer | Infineon Technologies |
| Description | IC REG BUCK ADJ 9A SYNC 17PQFN |
| Voltage – Output (Min/Fixed) | 0.7 V |
| Voltage – Output (Max) | 18.9 V |
| Voltage – Input (Min) | 1.5 V |
| Voltage – Input (Max) | 21 V |
| Topology | Buck |
| Synchronous Rectifier | Yes |
| Supplier Device Package | 17-PQFN (4×5) |
| Series | SupIRBuck® |
| Packaging | Tape & Reel (TR) |
| Package / Case | 17-PowerVQFN |
| Output Type | Adjustable |
| Output Configuration | Positive |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Number of Outputs | 1 |
| Mounting Type | Surface Mount |
| Function | Step-Down |
| Frequency – Switching | 225kHz ~ 1.65MHz |
| Current – Output | 9A |
