| PartNumber | RP501K331B-TR | RP501K301B-TR | RP501K331A-TR |
| Description | Switching Voltage Regulators Buck DC/DC Converter | Switching Voltage Regulators 1A PWM/VFM Step-down DCDC Converter with Synchronous Rectifier | Switching Voltage Regulators Buck DC/DC Converter |
| Manufacturer | Ricoh Electronics | Ricoh Electronics | Ricoh Electronics |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | - | Y |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package / Case | DFN-PLP-2527-10 | DFN-PLP-2527-10 | DFN-PLP-2527-10 |
| Output Voltage | 3.3 V | - | 3.3 V |
| Output Current | 1 A | - | 1 A |
| Number of Outputs | 1 Output | - | 1 Output |
| Input Voltage MAX | 5.5 V | - | 5.5 V |
| Topology | Buck | - | Buck |
| Input Voltage MIN | 2.5 V | - | 2.5 V |
| Switching Frequency | 2.25 MHz | - | 2.25 MHz |
| Minimum Operating Temperature | - 40 C | - | - 40 C |
| Maximum Operating Temperature | + 85 C | - | + 85 C |
| Series | RP501K | - | RP501K |
| Packaging | Reel | Reel | Reel |
| Input Voltage | 2.5 V to 5.5 V | - | 2.5 V to 5.5 V |
| Operating Temperature Range | - 40 C to + 85 C | - | - 40 C to + 85 C |
| Type | DC/DC Converter | - | DC/DC Converter |
| Brand | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company |
| Shutdown | No Shutdown | - | No Shutdown |
| Operating Supply Current | 450 uA | - | 450 uA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 5000 | 5000 | 5000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 2.5 V | - | 2.5 V |