AP8269

AiT Semiconductor Inc. www.ait-ic.com   AP8269 PWM CONTROLLER GREEN MODE DESCRIPTION The AP8269 is available in SOP8 and DIP8 Packages. ORDERING INFORMATION Package Type Part Number SOP8 AP8269M8R M8 AP8269M8VR DIP8 AP8269P8U P8 AP8269P8VU R: Tape & Reel Note U: Tube Package V: Green Package AiT provides all Pb free products Suffix “ V “ means Green Package TYPICAL APPLICATION FEATURES  Frequency jitter function to improve EMI performance of power supply  No-audible-noise green mode Control  External Programmable PWM Switching Frequency  Internal Slope Compensation  Low VCC Startup Current and Low Operating Current  Leading Edge Blanking  UVLO  Gate Max Output Voltage Clamp at 18V  Overload Protection (OLP)  Line Compensation Over Current Protection (OCP)  With or without VCC OVP  External programmable OTP  Available in SOP8 and DIP8 Packages APPLICATION  Offline AC/DC flyback converter for  Battery Charger  Power Adaptor  Set-Top Box Power Supplies  Open-frame SMPS REV1.0   - JUN 2010 RELEASED – -1- AiT Semiconductor Inc. www.ait-ic.com   PIN DESCRIPTION AP8269 PWM CONTROLLER GREEN MODE Pin # 1 2 Top View Symbol GND CMP 3 VIN 4 RT 5 TS 6 CS 7 VCC 8 GATE Top View Function Ground Feedback input pin. The PWM duty cycle is determined by voltage level into this pin and the current-sense signal at Pin sense. Star up supply and line sense Pin Internal Oscillator frequency setting pin. A resistor connected between RI and GND sets the PWM ...