FEATURES
„ 6 V to 45 V input range
„ dc-to-dc buck converter with 5.7 V output
„ Overcurrent protection with foldback, and undervoltage lockout (UVLO)
„ Dual 5 V outputs
– Digital 5 V ±2%, 200 mA
– Analog 5 V, 200 mA
– Short-to-supply protection on analog regulator
– Analog to digital regulator output tracking < 0.5%, throughout
operating temperature range
„ 3.3 V linear regulator, with foldback current limit
„ Adjustable 1.2 V to 3.3 V linear regulator, adjustable foldback current limit
„ Ignition switch enable; Sleep mode
„ 100% duty cycle operation for low input voltages
„ Power OK output
„ –40°C to 135°C ambient operating temperature range