TD221

TD220/221 Gate Driver with VReg and Two Point Regulator DATASHEET s 60mA/120mA MIN GATE DRIVE s TWO POINT REGULATOR FOR SWITCHING CHARGE PUMP SUPPLY s 3.3V OR 5V VOLTAGE REGULATOR s LOW STARTUP CURRENT s UVLO PROTECTION s 2kV ESD PROTECTION Package Reference DESCRIPTION TD220 is a solution for micro-controller based offline applications. TD220 includes a two point regulator for power supply generation, a 3.3V (TD220) or 5V (TD221) linear regulator for the microcontroller supply, and a MOSFET driver. APPLICATIONS s µC-BASED OFF-LINE APPLICATIONS D SO8 (Plastic MicroPackage) PIN CONNECTIONS (top view) ORDER CODE Part Number Temperature Range TD220I TD221I -25, +125°C -25, +125°C Package D VCC 1 VOUT 2 NC 3 8 VCAP 7 VSUP 6 GND Note: D = Small Outline Package (SO) - also available in Tape & Reel (DT) IN 4 5 GATE May 2003 Revision B 1/8 TD220/221 1 BLOCK DIAGRAM Block Diagram VCC VOUT NC IN Vreg 75k UVLO 22V D1 Q1 13V TPR VCAP D2 VSUP D3 GND GATE Pin ...