By using the TPS3838K33DBVR microprocessor supervisory circuit from Texas Instruments your circuit will remain safe if something happens to the main processor. This device has a maximum power dissipation of 437 mW. Its typical operating supply voltage is 3.3 V. Its maximum power dissipation is 437 mW. Tape and reel packaging will encase the product during shipment, ensuring safe delivery and enabling quick mounting of components. This part has an operating temperature range of -40 °C to 85 °C. It has a typical reset threshold voltage of 2.93 V, with a minimum of 2.84 V and a maximum of 2.99 V. This device has a typical operating supply voltage of 3.3 V. Its minimum operating supply voltage of 1.6 V, while its maximum is 6 V.