| PartNumber | DS1831AS+T\u0026R | DS1831AS+ | DS1831A+ |
| Description | Supervisory Circuits 3.3/5V Multisupply MicroMonitor | Supervisory Circuits 3.3/5V Multisupply MicroMonitor | Supervisory Circuits 3.3/5V Multisupply MicroMonitor |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| RoHS | Y | Y | Y |
| Type | Voltage Supervisory | Voltage Supervisory | Voltage Supervisory |
| Package / Case | SOIC-Narrow-16 | SOIC-Narrow-16 | PDIP-16 |
| Threshold Voltage | 3 V, 3.3 V, 5 V | 2.55 V, 4.15 V | 3 V, 3.3 V, 5 V |
| Number of Inputs Monitored | 2 Input | 4 Input | 4 Input |
| Output Type | Active Low, Open Drain | Open Drain | Active Low, Open Drain |
| Manual Reset | Manual Reset | Manual Reset | Manual Reset |
| Watchdog Timers | Watchdog | Watchdog | Watchdog |
| Battery Backup Switching | No Backup | No Backup | No Backup |
| Reset Delay Time | 2000 ms | 2000 ms | 2000 ms |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | DS1831A | DS1831A | DS1831A |
| Packaging | Reel | Tube | Tube |
| Height | 1.5 mm (Max) | 1.5 mm | 4.45 mm (Max) |
| Length | 10 mm (Max) | 10 mm | 19.43 mm (Max) |
| Width | 4 mm (Max) | 4 mm | 7.87 mm (Max) |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Overvoltage Threshold | 4.75 V, 3.15 V | 2.64 V, 4.75 V | 4.75 V, 3.15 V |
| Undervoltage Threshold | 4.5 V, 2.98 V | 2.47 V, 4.5 V | 4.5 V, 2.98 V |
| Chip Enable Signals | No Chip Enable | No Chip Enable | No Chip Enable |
| Operating Supply Current | 100 uA | 80 uA | 100 uA |
| Power Fail Detection | No | No | No |
| Product Type | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| Factory Pack Quantity | 2500 | 50 | 25 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 1 V | 1 V | 1 V |
| Part # Aliases | 90-1831A+ST0 DS1831A | 90-1831A+S00 DS1831A | 90-1831A+000 DS1831A |
| Unit Weight | 0.005069 oz | 0.007079 oz | 0.057419 oz |
| Mounting Style | - | SMD/SMT | - |