Texas Instruments AUTOMOTIVE HIGH-INPUT VOLTAGE SU TPS3840DL47DBVRQ1

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The TPS3840DL47DBVRQ1 is a supervisory circuit, also known as a watchdog timer, produced by Texas Instruments. It monitors system power supplies and provides an alert if the supply falls outside of a specified range. This device has a low quiescent current of 65nA and operates over a wide temperature range of -40°C to +125°C. It's available in a SOT-23 package and is suitable for use in battery-powered systems or other low-power applications where reliability is critical.