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