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| PartNumber | IR3621M | IR3621MPBF | IR3621MPBP |
| Description | IC REG CTRLR BUCK 32MLPQ | IC REG CTRLR BUCK 32MLPQ | |
| Manufacturer | Infineon Technologies | Infineon Technologies | - |
| Product Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | - |
| Series | - | - | - |
| Packaging | Tube Alternate Packaging | Tube | - |
| Package Case | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | - |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | - |
| Output Type | Transistor Driver | Transistor Driver | - |
| Function | Step-Down | Step-Down | - |
| Supplier Device Package | 32-MLPQ (5x5) | 32-MLPQ (5x5) | - |
| Number of Outputs | 2 | 2 | - |
| Topology | Buck | Buck | - |
| Voltage Supply Vcc Vdd | 5.5 V ~ 14.5 V | 5.5 V ~ 14.5 V | - |
| Frequency Switching | 200kHz ~ 500kHz | 200kHz ~ 500kHz | - |
| Control Features | Frequency Control, Power Good, Soft Start | Frequency Control, Power Good, Soft Start | - |
| Output Configuration | Positive | Positive | - |
| Output Phases | 2 | 2 | - |
| Duty Cycle Max | 0.865 | 0.865 | - |
| Synchronous Rectifier | Yes | Yes | - |
| Clock Sync | Yes | Yes | - |
| Serial Interfaces | - | - | - |