TNY285DG, TNY284 Datasheet - Power Integrations

TNY285DG - Off-Line Switcher

DRAIN (D) Pin: This pin is the power MOSFET drain connection.

It provides internal operating current for both start-up and steady-state operation.

BYPASS/MULTI-FUNCTION (BP/M) Pin: This pin has multiple functions: * It is the connection point for an external bypass capacitor for the internal

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 S

TNY285DG Features

* Accurate hysteretic thermal shutdown protection with automatic recovery eliminates need for manual reset

* Auto-restart delivers

TNY284-PowerIntegrations.pdf