DS1817 Overview
TO-92 1 RST 2 VCC 3 GND Active High Reset Output Power Supply Ground SOT-23 1 RST 2 VCC 3 GND Active High Reset Output Power Supply Ground DESCRIPTION The DS1817 EconoReset uses a precision temperature reference and parator circuit to monitor the status of the power supply (VCC). When an out-of-tolerance condition is detected, an internal power-fail signal is generated which forces reset to the active state. When...
DS1817 Key Features
- Automatically restarts a microprocessor after power failure
- Maintains reset for 150 ms after VCC returns to an in-tolerance condition
- Reduces need for discrete ponents
- Precision temperature-pensated voltage
- Accurate 5%, 10% or 20% power monitoring
- 20% tolerance for use with 3.0-volt systems
- Low-cost TO-92 or space saving surface
- Push-pull active high output
- Operating temperature -40°C to +85°C
- POWER MONITOR