U6808B Datasheet | Atmel

Features - - - - - Digital Self-supervising Watchdog with Hysteresis One 250-mA Output Driver for Relay Enable Output Open Collector 8 mA Over/Undervoltage Detection ENABLE and RELAY Outputs Protected Against Standard Transients and 40V Load Dump - ESD Protection According to MIL-STD-883 D Test Method 3015.7 - Human Body Model: ±2 kV (100 pF, 1.5 kΩ) - Machine Model: ±200 V (200 pF, 0Ω) Special Fail-safe IC U6808B 1. Description The U6808B is designed to support the fail-safe function of a safety critical system (e.g., ABS). It includes a relay driver, a watchdog controlled by an external R/C-network and a reset circuit initiated by an over and undervoltage condition of the 5-V supply...