SC417/SC427
POWER MANAGEMENT
10A EcoSpeedTM Integrated FET Regulator with Programmable LDO
Features
Description
Power system:
• Input
voltage — 3V to 28V • Integrated bootstrap switch • Programmable LDO output — 200mA • 1% reference tolerance -40 to +85 °C • Selectable internal/external bias power supply • EcoSpeedTM architecture with pseudo-fixed fre-
quency adaptive on-time control Logic input/output control
• Independent control EN for LDO and switcher • Programmable VIN UVLO threshold • Power good output • Selectable ultrasonic/power save methods
Protections
• Over-
voltage/under-
voltage • TC compensated RDS(ON) sensed current limit • Thermal shutdown
Output capacitor types
•...