Supervisory circuit IC featuring a single voltage monitoring element with an active-low, push-pull output. This surface mount component operates within a 2V to 5.5V supply voltage range and monitors a single threshold voltage between 1.19V and 1.26V. It includes a watchdog timer and a reset timeout of 160ms, with a maximum supply current of 18uA. Packaged in a lead-free, 8-TSSOP package, this RoHS compliant component is supplied on tape and reel.
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Texas Instruments UCC3946PWTRG4 technical specifications.
| Package/Case | TSSOP |
| Lead Free | Lead Free |
| Max Operating Temperature | 70°C |
| Min Operating Temperature | 0°C |
| Max Reset Threshold Voltage | 1.26V |
| Min Reset Threshold Voltage | 1.19V |
| Max Supply Current | 18uA |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 2V |
| Mount | Surface Mount |
| Number of Elements | 1 |
| Number of Voltages Monitored | 1 |
| Operating Supply Current | 10uA |
| Output | TOTEM-POLE |
| Output Type | PUSH-PULL |
| Overvoltage Threshold | 1.26V |
| Package Quantity | 2000 |
| Packaging | Tape and Reel |
| Quiescent Current | 10uA |
| Radiation Hardening | No |
| Reset | Active Low |
| Reset Timeout | 160ms |
| RoHS Compliant | Yes |
| Series | UCC3946 |
| Supply Current | 18uA |
| Threshold Voltage | 1.24V |
| Type | Simple Reset/Power-On Reset |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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