LD7904JGP7

LD7904JGP7 3/21/2012 Green Mode Power Switch REV：00b General Description The LD7904JGP7 is a green mode PWM chip integrated with a 700V MOSFET in a DIP-6 package. It’s operating at fixed frequency of 100KHz. With multi-functions built-in this IC , such as high voltage startup, OLP/OVP/OTP protection, internal current mode slope compensation, and green-mode power-saving operation under light load or no load condition, this highly integrated device provides high efficiency, low external component counts, and low cost solution for compact power applications. Features  Built-in 700V Power MOSFET  Built-in High Voltage startup circuit  Fixed Switching Frequency at 100KHz  Frequency Trembling for EMI improve  Internal High Voltage Startup Circuit  Under Voltage Lockout (UVLO) on VCC Pin  Current Mode Control with Slope Compensation  Green-Mode Control for Power Saving  OVP / OLP / Internal Thermal Shut Down Applications  Switching AC/DC Adaptor  LCD TV or PC Standby Power  SMPS for LCD Monitor Typical Application Leadtrend Technology Corporation LD7904JGP7-DS-00b March 2012 1 www.leadtrend.com.tw Pin Configuration LD7904JGP7 Part number Ordering Information Package Top Mark LD7904JGP7 DIP-6 Green Package LD7904JGP7 The LD7904JGP7 is ROHS compliant. Shipping 3600/ Tube/ Carton Protection Mode Switching Freq. 100kHz VCC OVP Auto recovery OLP Auto recovery Internal OTP Auto recovery Pin Descriptions PIN NAME 1 NC 2 COMP 3 GND 4S 5,6 Drain 7 NC 8 VCC ...