| PartNumber | IR3899MTRPBF | IR3899MTR1PBF |
| Description | Switching Voltage Regulators 9A SupIRBuck Voltage Reg for 12V input | Switching Voltage Regulators 9A SupIRBuck Voltage Reg for 12V input |
| Manufacturer | Infineon | Infineon |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | QFN-17 | PQFN-17 |
| Output Voltage | 0.5 V to 18.06 V | 500 mV to 0.86 V |
| Output Current | 9 A | 9 A |
| Number of Outputs | 1 Output | - |
| Input Voltage MAX | 21 V | 21 V |
| Topology | Buck | Buck |
| Input Voltage MIN | 1 V | - |
| Switching Frequency | 1.5 MHz | 1.5 MHz |
| Minimum Operating Temperature | - 40 C | - |
| Maximum Operating Temperature | + 125 C | - |
| Packaging | Reel | Reel |
| Input Voltage | 1 V to 21 V | - |
| Operating Temperature Range | - 40 C to + 125 C | - |
| Type | Synchronous Buck Regulator | - |
| Brand | Infineon / IR | Infineon / IR |
| Moisture Sensitive | Yes | Yes |
| Operating Supply Current | 12 mA | - |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 4000 | 750 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 1 V | - |
| Tradename | SupIRBuck | SupIRBuck |
| Part # Aliases | SP001531534 | SP001527978 |