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| PartNumber | R3111Q451B-TR-FE | R3111Q451A-TR-FE | R3111Q451C-TR-FE |
| Description | Supervisory Circuits Low Voltage Detector | Supervisory Circuits Low Voltage Detector | Supervisory Circuits Low Voltage Detector |
| Manufacturer | Ricoh Electronics | Ricoh Electronics | Ricoh Electronics |
| Product Category | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| RoHS | Y | Y | Y |
| Type | Voltage Supervisory | Voltage Detectors | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SC-82AB-4 | SC-82AB-4 | SC-82AB-4 |
| Threshold Voltage | 4.5 V | 4.5 V | 4.5 V |
| Number of Inputs Monitored | 1 Input | 1 Input | 1 Input |
| Output Type | CMOS, Open Drain | Active Low, Open Drain | Active Low, CMOS |
| Manual Reset | No Manual Reset | No Manual Reset | No Manual Reset |
| Watchdog Timers | No Watchdog | No Watchdog | No Watchdog |
| Battery Backup Switching | Backup | No Backup | No Backup |
| Supply Voltage Max | 10 V | 10 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Accuracy | 2 % | 2 % | - |
| Series | R3111Q | R3111Q | R3111Q |
| Packaging | Reel | Reel | Reel |
| Brand | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company |
| Overvoltage Threshold | 4.59 V | 4.59 V | - |
| Undervoltage Threshold | 4.41 V | 4.41 V | - |
| Chip Enable Signals | No Chip Enable | No Chip Enable | - |
| Operating Supply Current | 1.4 uA | 1.3 mA | - |
| Pd Power Dissipation | 380 mW | 380 mW | - |
| Power Fail Detection | Yes | Yes | - |
| Product Type | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| Factory Pack Quantity | 3000 | 3000 | 3000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 700 mV | 700 mV | - |