SC4611: Wide Input Range High-Performance Synchronous Buck Switching Regulator

Wide input range: 4.5 V to 30 V
Output voltage as low as 0.5 V
2 A output drive capability
Asynchronous start-up mode
Multimode over-current protection with current limit, hiccup mode and latched shutdown
Over-voltage crowbar protection
Power-OK signal
Programmable frequency up to 1 MHz with external synchronization
-40°C to +85°C operating temperature
Thermal shutdown
Small TSSOP-20 package