| PartNumber | RP122K301B-TR | RP122K311D-TR | RP122K311B-TR |
| Description | LDO Voltage Regulators 400 mA Low Noise and Low Supply Current LDO Regulator | LDO Voltage Regulators 400 mA Low Noise and Low Supply Current LDO Regulator | LDO Voltage Regulators 400 mA Low Noise and Low Supply Current LDO Regulator |
| Manufacturer | Ricoh Electronics | Ricoh Electronics | Ricoh Electronics |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | LDO Voltage Regulators |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOT-23-5 | DFN-PLP-1010-4 | SOT-23-5 |
| Output Voltage | 2.2 V | 3.1 V | 2.3 V |
| Output Current | 100 mA | 400 mA | 100 mA |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Polarity | Positive | Negative | Positive |
| Input Voltage MAX | 5.5 V | 5.25 V | 5.5 V |
| Input Voltage MIN | 1.7 V | 1.9 V | 1.7 V |
| Output Type | Fixed | Fixed | Fixed |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 125 C | + 85 C |
| Dropout Voltage | 0.13 V | 0.17 V | 0.13 V |
| Series | RP118N | RP122x | RP118N |
| Packaging | Reel | Reel | Reel |
| Product | LDO Voltage Regulators | LDO Voltage Regulators | LDO Voltage Regulators |
| Type | Ultra Low | High Performance Voltage Regulator | Ultra Low |
| Brand | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company |
| Dropout Voltage Max | 0.23 V | 0.265 V | 0.23 V |
| Output Voltage Range | - | - | - |
| PSRR / Ripple Rejection Typ | 65 dB | 90 dB | 65 dB |
| Voltage Regulation Accuracy | 0.8 % | - | 0.8 % |
| Line Regulation | 0.02 %/V | 0.02 %/V | 0.02 %/V |
| Load Regulation | 2 mV | 13 mV | 2 mV |
| Operating Supply Current | 200 nA | 9.5 uA | 200 nA |
| Pd Power Dissipation | 660 mW | 800 mW | 660 mW |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | LDO Voltage Regulators |
| Factory Pack Quantity | 10000 | 10000 | 10000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |