TOP268EG

TOP264-271 TOPSwitch-JX Family ® Integrated Off-Line Switcher with EcoSmart Technology for Highly Efficient Power Supplies ® Product Highlights EcoSmart ® - Energy Efficient • Energy efficient over entire load range • No-load consumption below 100 mW at 265 VAC • Up to 750 mW standby output power for 1 W input at 230 VAC High Design Flexibility for Low System Cost • Multi-mode PWM control maximizes efficiency at all loads • 132 kHz operation reduces transformer and power supply size • 66 kHz option for highest efficiency requirements • Accurate programmable current limit • Optimized line feed-forward for line ripple rejection • Frequency jittering reduces EMI filter cost • Fully integrated soft-start for minimum startup stress • 725 V rated MOSFET • Simplifies meeting design derating requirements Extensive Protection Features • Auto-restart limits power delivery to