YD2368

www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT YD2368 SWITCHING REGULATOR CONTROL IC FOR FLYBACK ¡ª DESCRIPTION The YD2368 is a high speed switching regulator control IC which can operate at low voltage. YD2368 FEATURES *Operating Voltage(3.6¡« 32V) *Wide Oscillator Range(5¡« 350kHz) *Soft-Start Function *Under Voltage Lockouts(U.V.L.O) *Bipolar Technology *Package Outline DIP8,DMP8,EMP8,SSOP8 BLOCK DIAGRAM WuXi YouDa Electronics Co., Ltd Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China Tel: 86-510-5205117 86-510-5205108 Fax: 86-510-5205110 Website: www.e-youda.com SHENZHEN OFFICE Tel£º 86-755-83740369 13823533350 Fax£º 86-755-83741418 Ver 3.1 1 of 5 2004-9-20 www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Reference Output Current Output Current (Tamb=25¡æ SYMBOL Vcc IOR IO ) VALUE 36 10 ±50 (DIP8) 700 Power Dissipation PO (DMP8) 300 (EMP8) 300 (SSOP8) 250 Operating Temperature Range Storage Temperature Range TOPR TSTG -40¡« +85 YD2368 UNIT V mA mA mW ¡æ ¡æ -50¡« +125 (V+=6V,Tamb=25¡æ MIN 3.6 100 220 10 5 ) TYP 6 22000 100 350 MAX 32 RECOMMENDED OPERATING CONDITIONS PARAMETER Operating Voltage Feed Back Resistor Oscillator Timing Capacitor Oscillator Timing Resistor Oscillate SYMBOL V+ Rnf CT RT fOSC TEST CONDITIONS UNIT V kΩ pF kΩ kHz ELECTRICAL CHARACTER REFERENCE VOLTAGE BLOCK PARAMETER Dutput voltage Line Regulation Load Regulation SYMBOL VREF LINE LOAD (V+=6V,RT=33k¦¸ ...