| PartNumber | RP400K251A-TR | RP400K251C-TR | RP400K251B-TR |
| Description | Switching Voltage Regulators Current Mode PWM/VFM Step-up DCDC Converter | Switching Voltage Regulators Current Mode PWM/VFM Step-up DCDC Converter | Switching Voltage Regulators Current Mode PWM/VFM Step-up DCDC Converter |
| Manufacturer | Ricoh Electronics | Ricoh Electronics | Ricoh Electronics |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Package / Case | DFN-PLP-1820-6 | DFN-PLP-1820-6 | DFN-PLP-1820-6 |
| Packaging | Reel | Reel | Reel |
| Brand | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company |
| 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 |