This TLV809I50DBZT microprocessor supervisory circuit from Texas Instruments works to keep your circuit safe if something happens to your main processor. This product will be shipped in tape and reel packaging to allow for quick mounting and safe delivery. This part has a minimum operating temperature of -40 °C and a maximum of 85 °C. This device has a minimum operating supply voltage of 2 V and a maximum of 6 V. It has a typical reset threshold voltage of 4.55 V, with a minimum of 4.45 V and a maximum of 4.65 V.