Technical Specifications
Parameters and characteristics for this part
| Specification | IR3859MTR1PBF |
|---|---|
| Current - Output | 9 A |
| Frequency - Switching [Max] | 1.65 MHz |
| Frequency - Switching [Min] | 225 kHz |
| Function | Step-Down |
| Mounting Type | Surface Mount |
| Number of Outputs | 1 |
| Operating Temperature [Max] | 125 °C |
| Operating Temperature [Min] | -40 C |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Package / Case | 17-PowerVQFN |
| Supplier Device Package | 17-PQFN (5x6) |
| Synchronous Rectifier | True |
| Topology | Buck |
| Voltage - Input (Max) [Max] | 21 V |
| Voltage - Input (Min) [Min] | 1.5 V |
| Voltage - Output (Max) [Max] | 18.9 V |
| Voltage - Output (Min/Fixed) [Min] | 0.7 V |
| Part | Output Type | Frequency - Switching [Max] | Frequency - Switching [Min] | Voltage - Output (Max) [Max] | Voltage - Input (Max) [Max] | Mounting Type | Package / Case | Output Configuration | Number of Outputs | Function | Current - Output | Synchronous Rectifier | Voltage - Input (Min) [Min] | Supplier Device Package | Voltage - Output (Min/Fixed) [Min] | Operating Temperature [Min] | Operating Temperature [Max] | Topology |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 INFINEON | Adjustable | 1.65 MHz | 225 kHz | 18.9 V | 21 V | Surface Mount | 17-PowerVQFN | Positive | 1 | Step-Down | 9 A | 1.5 V | 17-PQFN (5x6) | 0.7 V | -40 C | 125 °C | Buck | |
 INFINEON | Adjustable | 1.65 MHz | 225 kHz | 18.9 V | 21 V | Surface Mount | 17-PowerVQFN | Positive | 1 | Step-Down | 9 A | 1.5 V | 17-PQFN (4x5) | 0.7 V | -40 C | 125 °C | Buck |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | N/A | 0 | $ 0.00 | |
Description
General part information
IR3859 Series
Buck Switching Regulator IC Positive Adjustable 0.7V 1 Output 9A 17-PowerVQFN
Documents
Technical documentation and resources