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| PartNumber | R1191N050B-TR-FE | R1191N050D-TR-FE | R1191N050B-TR-AE |
| Description | LDO Voltage Regulators LDO Regulator w/Eco function | LDO Voltage Regulators LDO Regulator w/Eco function | |
| Manufacturer | Ricoh Electronics | Ricoh Electronics | RICOH |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | IC Chips |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOT-23-5 | SOT-23-5 | - |
| Output Voltage | 5 V | 5 V | - |
| Output Current | 300 mA | 300 mA | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Input Voltage MAX | 16 V | 16 V | - |
| Input Voltage MIN | 3.5 V | 3.5 V | - |
| Output Type | Fixed | Fixed | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Dropout Voltage | 550 mV | 550 mV | - |
| Series | R1191N | R1191N | - |
| Packaging | Reel | Reel | - |
| Product | LDO Regulators | LDO Regulators | - |
| Type | LDO Regulator with The Reverse Current Protection | LDO Regulator with The Reverse Current Protection | - |
| Brand | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company | - |
| Output Voltage Range | - | - | - |
| PSRR / Ripple Rejection Typ | 60 dB | 60 dB | - |
| Voltage Regulation Accuracy | 1.5 % | 1.5 % | - |
| Line Regulation | 0.02 % / V | 0.02 % / V | - |
| Load Regulation | 50 mV | 50 mV | - |
| Operating Supply Current | 50 uA | 50 uA | - |
| Pd Power Dissipation | 420 mW | 420 mW | - |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | - |
| Factory Pack Quantity | 3000 | 3000 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.000222 oz | 0.000222 oz | - |