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| PartNumber | UC3903Q | UC3903QTRG3 | UC3903QG3 |
| Description | Supervisory Circuits Quad Supply and Line Monitor | Supervisory Circuits Quad Supply and Line Monito | Supervisory Circuits Quad Supply and Line Monito |
| Manufacturer | Texas Instruments | - | Texas Instruments |
| Product Category | Supervisory Circuits | - | PMIC - Supervisors |
| RoHS | Y | - | - |
| Type | Voltage Monitors | - | Multi-Voltage Supervisor |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package / Case | PLCC-20 | - | - |
| Threshold Voltage | Adjustable | - | Adjustable |
| Number of Inputs Monitored | 4 Input | - | 4 Input |
| Output Type | Active-low,Open-drain | - | Open Collector / Drain |
| Manual Reset | No Manual Reset | - | No Manual Reset |
| Watchdog Timers | No Watchdog | - | No Watchdog |
| Reset Delay Time | Adjustable | - | Adjustable |
| Supply Voltage Max | 40 V | - | - |
| Minimum Operating Temperature | 0 C | - | 0 C |
| Maximum Operating Temperature | + 70 C | - | + 70 C |
| Series | UC3903 | - | UC3903 |
| Packaging | Tube | - | Tube Alternate Packaging |
| Features | Negative Voltage Monitoring, Over Voltage Sense | - | - |
| Height | 4.06 mm | - | - |
| Length | 8.96 mm | - | - |
| Operating Temperature Range | 0 C to + 70 C | - | - |
| Width | 8.96 mm | - | - |
| Brand | Texas Instruments | - | - |
| Overvoltage Threshold | Adjustable | - | Adjustable |
| Undervoltage Threshold | Adjustable | - | Adjustable |
| Moisture Sensitive | Yes | - | - |
| Operating Supply Current | 7000 uA | - | 7000 uA |
| Pd Power Dissipation | 1000 mW | - | - |
| Product Type | Supervisory Circuits | - | - |
| Factory Pack Quantity | 46 | - | - |
| Subcategory | PMIC - Power Management ICs | - | - |
| Supply Voltage Min | 8 V | - | - |
| Unit Weight | 0.025468 oz | - | 0.025468 oz |
| Package Case | - | - | PLCC-20 |
| Operating Temperature | - | - | 0°C ~ 70°C (TA) |
| Mounting Type | - | - | Surface Mount |
| Supplier Device Package | - | - | 20-PLCC (9x9) |
| Output | - | - | Push-Pull, Totem Pole |
| Reset | - | - | Active Low |
| Number of Voltages Monitored | - | - | 4 |
| Reset Timeout | - | - | Adjustable/Selectable |
| Voltage Threshold | - | - | Adjustable/Selectable |
| Pd Power Dissipation | - | - | 1000 mW |
| Supply Voltage Max | - | - | 40 V |
| Supply Voltage Min | - | - | 8 V |