| PartNumber | RP509Z331B-E2-F | RP509Z301B-E2-F | RP509Z312B-E2-F |
| Description | Switching Voltage Regulators 0.5A/1A 6MHz PWM/VFM Step-down DCDC Converter with Synchronous Rectifier | Switching Voltage Regulators 0.5A/1A 6MHz PWM/VFM Step-down DCDC Converter with Synchronous Rectifier | Switching Voltage Regulators 0.5A/1A 6MHz PWM/VFM Step-down DCDC Converter with Synchronous Rectifier |
| Manufacturer | Ricoh Electronics | Ricoh Electronics | Ricoh Electronics |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | WLCSP-6 | WLCSP-6 | WLCSP-6 |
| Output Voltage | 3.3 V | 3 V | 3.1 V |
| Output Current | 1.6 A | 500 mA/1 A | 500 mA/1 A |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 5.5 V | 5.5 V | 5.5 V |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 2.3 V | 2.3 V | 2.3 V |
| Switching Frequency | 6 MHz | 6 MHz | 6 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Reel | Reel |
| Input Voltage | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| Operating Temperature Range | - 40 C to + 85 C | - | - |
| Type | Step-Down DC/DC Converter | DC/DC Converter | DC/DC Converter |
| Brand | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company |
| Shutdown | Shutdown | Shutdown | Shutdown |
| Operating Supply Current | 15 uA | 15 uA | 15 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 | 2.3 V | 2.3 V | 2.3 V |
| RoHS | - | Y | Y |
| Series | - | RP509Z | RP509Z |