Texas Instruments
Texas Instruments TPS3840DL22DBVR, Power Supply Monitor, 1-channel supervisor, 2.2V threshold, active-low open-drain reset, 619ms timeout, SOT-23-5 package.
MOQ 1 · Tape & Reel (TR); Cut Tape (CT) · RoHS · EIA-481 · DAP/DDP · T/T
| Parameter / Attribute | Specification / Value |
|---|---|
| Type | Power Supply Monitor |
| Mounting | Surface Mount |
| Voltage - threshold | 2.2V |
| Number of voltages monitored | 1 |
| Operating temperature | -40°C~125°C(TJ) |
| Reset | Active Low |
| Output | Open Drain or Open Collector |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Reset timeout | 619ms Typical |
| Case | SC-74A, SOT-753 |
The TPS3840DL22DBVR is a power supply monitor — a reset supervisor that asserts a reset signal when the monitored voltage drops below 2.2V. It holds the reset output low for 619ms typical after the rail recovers, long enough for most power-good sequences to stabilise.
