| PartNumber | R3133D17EC-TR-FE | R3133D15EA-TR-FE | R3133D18EC-TR-FE |
| Description | Supervisory Circuits Voltage Detector with Delay Function (Internal Counter Type) | Supervisory Circuits Voltage Detector with Delay Function (Internal Counter Type) | Supervisory Circuits Voltage Detector with Delay Function (Internal Counter Type) |
| Manufacturer | Ricoh Electronics | Ricoh Electronics | Ricoh Electronics |
| Product Category | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| RoHS | Y | Y | Y |
| Type | Voltage Detectors | Voltage Detectors | Voltage Detectors |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SON1612-6 | SON1612-6 | SON1612-6 |
| Threshold Voltage | 1.7 V | 1.5 V | 1.8 V |
| Number of Inputs Monitored | 1 Input | 1 Input | 1 Input |
| Output Type | CMOS | Open Drain | CMOS |
| Manual Reset | Manual Reset | Manual Reset | Manual Reset |
| Watchdog Timers | No Watchdog | No Watchdog | No Watchdog |
| Battery Backup Switching | No Backup | No Backup | No Backup |
| Reset Delay Time | 240 ms | 240 ms | 240 ms |
| Supply Voltage Max | 6 V | 6 V | 6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Accuracy | 2 % | 2 % | 2 % |
| Packaging | Reel | Reel | Reel |
| Brand | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company |
| Overvoltage Threshold | 1.734 V | 1.53 V | 1.836 V |
| Undervoltage Threshold | 1.666 V | 1.47 V | 1.764 V |
| Chip Enable Signals | No Chip Enable | No Chip Enable | No Chip Enable |
| Operating Supply Current | 800 nA | 800 nA | 800 nA |
| Pd Power Dissipation | 500 mW | 500 mW | 500 mW |
| Power Fail Detection | Yes | Yes | Yes |
| Product Type | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| Factory Pack Quantity | 4000 | 4000 | 4000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 0.8 V | 0.8 V | 0.8 V |