Power Electronics FA5592 series PWM Power Supply IC with Low Standby Power ■ Features ・Internal 750V high voltage startup current source ・Auto-reducing switching frequency at light load ・Low EMI noise by frequency modulation ・MOSFET current detection is negative-polarity mode ・Numerous kind of protect functions (ex. Brown-out under-voltage protection) ■ Applications ・Note PC /Printer Adapter ・LCD TV/Monitor SMPS ■ Specifications ・Startup current source 7mA ・VCC voltage range 11 to 24V ・OUT pin peak current sink 1000mA, source -500mA ・IS current limiter 0.5V±10%, ・VCC over-voltage protection 26V±1V (latched) ・OLP timer auto-recovery switching on/off is 0.2/1.4 sec (OLP auto-recovery or latched) ■ Circuit bock ■ Example of power supply configuration ■ Comparison of standby power and efficiency (power supply specification: 65 W) with conventional models FA5592 FA5592 ■ Comparison between FA5592 series and conventional models Item Switching frequency (fosc) Frequency variation Frequency reduction start FB voltage Brownout Over-current detection level Peak load support New model Conventional models FA5592 series FA5547 series FA5553 series 65kHz/100kHz 60kHz/100kHz 60kHz/100kHz fosc±6.5% ― ― 1.7V 1.2V 1.2V Available Available ― -0.5V -1V -1V Available Available ― Information in this catalog is subject to change without notice. Merits Miniaturization EMI Efficiency Reduced parts count Efficiency Reduced parts count 2009-4/10FIS Printed in Japan