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| PartNumber | STM1817RWX7F | STM1817SWX7F | STM1817TWX7F |
| Description | Supervisory Circuits 2.55VRST Active High Push-Pull Reset | Supervisory Circuits 2.88VRST Active High Push-Pull Reset | Supervisory Circuits 3.06VRST Active High Push-Pull Reset |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| RoHS | Y | Y | Y |
| Type | Voltage Supervisory | Voltage Supervisory | Voltage Supervisory |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOT-23-3 | SOT-23-3 | SOT-23-3 |
| Threshold Voltage | 3 V, 3.3 V, 5 V | 3 V, 3.3 V, 5 V | 3 V, 3.3 V, 5 V |
| Number of Inputs Monitored | 3 Input | 1 Input | 1 Input |
| Output Type | Push-Pull | Active High, Push-Pull | Active High, Push-Pull |
| Manual Reset | Manual Reset | No Manual Reset | No Manual Reset |
| Watchdog Timers | No Watchdog | No Watchdog | No Watchdog |
| Battery Backup Switching | No Backup | No Backup | No Backup |
| Reset Delay Time | 2 us | - | - |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Series | STM1817 | STM1817 | STM1817 |
| Packaging | Reel | Reel | Reel |
| Height | 1.02 mm | 1.02 mm | 1.02 mm |
| Length | 3.04 mm (Max) | 3.04 mm (Max) | 3.04 mm (Max) |
| Width | 1.4 mm | 1.4 mm | 1.4 mm |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Overvoltage Threshold | 2.64 V | 2.97 V | 3.15 V |
| Undervoltage Threshold | 2.47 V | 2.8 V | 2.98 V |
| Chip Enable Signals | No Chip Enable | No Chip Enable | No Chip Enable |
| Operating Supply Current | 4 uA | 16 uA | 16 uA |
| Pd Power Dissipation | 320 mW | 320 mW | 320 mW |
| Power Fail Detection | No | No | No |
| 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 | 1 V | 1.2 V | 1.2 V |
| Unit Weight | 0.000282 oz | 0.000282 oz | 0.000282 oz |