Highest Performance and Design Flexibility
• Supports buck, buck-boost and flyback topologies
• Excellent load and line regulation
• Selectable device current limit
• 66 kHz operation with accurate current limit
• Allows the use of low-cost off-the-shelf inductors
• Reduces size and cost of magnetics and output capacitor
• Frequency jittering reduces EMI filter complexity
• Pin-out simplifies PCB heat sinking
Enhanced Safety and Reliability Features
• Auto-restart for short-circuit and open loop faults
• Output overvoltage protection (OVP)
• Line input overvoltage protection (OVL)
• Hysteretic over-temperature protection (OTP)
• Extended creepage between DRAIN pin and all other pins improves
field reliability
• 725 V MOSFET rating for excellent surge withstand
• 900 V MOSFET rating series for industrial or extra safety margin
EcoSmart™– Extremely Energy Efficient
• Standby supply current <100 μA
• On/Off control provides constant efficiency over a wide load range
• Easily meets all global energy efficiency regulations
• No-load consumption <30 mW with external bias
Applications
• Appliances
• Metering
• Smart LED drivers and industrial controls
• IOT, home and building automation