| PartNumber | UC2903DW | UC2903DWTR | UC2903DWG4 |
| Description | Supervisory Circuits Quad Supply and Line Monitor | Supervisory Circuits Quad Supply and Line Monitor | Supervisory Circuits Quad Supply and Line Monitor |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| 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 | SOIC-18 | SOIC-18 | SOIC-18 |
| Threshold Voltage | 1.8 V, Adjustable | 1.8 V, Adjustable | 1.8 V, Adjustable |
| Number of Inputs Monitored | 4 Input | 4 Input | 4 Input |
| Output Type | Active-low,Open-drain | Active-low,Open-drain | Active-low,Open-drain |
| Manual Reset | No Manual Reset | No Manual Reset | No Manual Reset |
| Watchdog Timers | No Watchdog | No Watchdog | No Watchdog |
| Battery Backup Switching | No Backup | - | - |
| Reset Delay Time | Adjustable | Adjustable | Adjustable |
| Supply Voltage Max | 40 V | 40 V | 40 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | UC2903 | UC2903 | UC2903 |
| Packaging | Tube | Reel | Tube |
| Features | Negative Voltage Monitoring, Over Voltage Sense | Negative Voltage Monitoring, Over Voltage Sense | Negative Voltage Monitoring, Over Voltage Sense |
| Height | 2.35 mm | 2.35 mm | 2.35 mm |
| Length | 11.62 mm | 11.62 mm | 11.62 mm |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - 40 C to + 85 C |
| Width | 7.52 mm | 7.52 mm | 7.52 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Overvoltage Threshold | Adjustable | Adjustable | Adjustable |
| Undervoltage Threshold | Adjustable | Adjustable | Adjustable |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Current | 7000 uA | 7000 uA | 7000 uA |
| Pd Power Dissipation | 1000 mW | 1000 mW | 1000 mW |
| Product Type | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| Factory Pack Quantity | 40 | 2000 | 40 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 8 V | 8 V | 8 V |
| Unit Weight | 0.007408 oz | 0.007408 oz | 0.007408 oz |