TNY287DG

TNY284-290 TinySwitch-4 Family Energy-Efficient, Off-Line Switcher with Line Compensated Overload Power Product Highlights Lowest System Cost with Enhanced Flexibility 725 V rated MOSFET Increases BV de-rating margin Line compensated overload power – no additional components Dramatically reduces max overload variation over universal input voltage range ±5% turn on UV threshold: line voltage sense with single external resistor Simple ON/OFF control, no loop compensation needed Selectable current limit through BP/M capacitor value Higher current limit extends peak power or, in open frame applications, maximum continuous power Lower current limit improves efficiency in enclosed adapters/ chargers Allows optimum TinySwitch™-4 choice by swapping devices with no other circuit redesign Tight I2f parameter tolerance reduces system cost Maximizes MOSFET and magnetics utilization ON-time extension – extends low-line regulation range/hold-up time to reduce input bulk capacitance Self-biased: no bias winding or bias components Frequency jittering reduces EMI filter costs Pin-out simplifies heat sinking to the PCB SOURCE pins are electrically quiet for low EMI Enhanced Safety and Reliability Features Accurate hysteretic thermal shutdown protection with automatic recovery eliminates need for manual reset Auto-restart delivers <3% of maximum power in short-circuit and open loop fault conditions Output overvoltage shutdown with optional Zener Fast A...