MOSPEC SR304L Switchmode Schottky Barrier Power Rectifiers SCHOTTKY BARRIER RECTIFIERS Using the Schottky Barrier principle with high temperature operation metal. The properitary barrier technology allows for reliable operation up to 150℃ junction temperature. Typical application are in switching Mode Power Supplies such as adaptators, Photovoltaic Solar cell protection,freewheeling and polarity protection diodes. 3 AMPERES 40VOLTS Features ＊Ultra Low Forward Voltage. ＊Low Switching noise. ＊High Current Capacity ＊Low Power Loss & High efficiency. ＊150℃ Operating Junction Temperature ＊Low Stored Charge Majority Carrier Conduction. ＊Plastic Material used Carries Underwriters Laboratory Flammability Classification 94V-O DO-201AD ＊In compliance with EU RoHs 2002/95/EC directives MAXIMUM RATINGS Characteristic Symbol SR304L Unit VRRM VRWM VR 40 V VR(RMS) 28 V Average Rectifier Forward Current IF(AV) 3 A Peak Repetitive Forward Current (Rate VR, Square Wave, 20kHz) IFM 6 A Non-Repetitive Peak Surge Current (Surge applied at rate load conditions halfware, single phase, 60Hz) IFSM 125 A DIM TJ , Tstg -65 to +150 ℃ A 5.00 Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Operating and Storage Junction Temperature Range THERMAL RESISTANCES Typical Thermal Resistance junction to body Rθ j-c 55 ℃/w Symbol SR304L Unit MILLIMETERS MIN MAX 5.60 B 25.40 --- C 8.50 9.50 D 1.20 1.30 ELECTRICAL CHARACTERISTICS Characteristic Maximum Instantaneous Forward Voltage ( IF =0.1 Amp TC = 25℃) ( IF =1.5 Amp TC = 25℃) VF ( IF =3.0 Amp TC = 25℃) Min Typ. Max. --- 0.28 0.30 --- 0.37 0.39 --- 0.41 0.49 V Maximum Instantaneous Reverse Current ( Rated DC Voltage, TC = 25℃) ( Rated DC Voltage, TC = 100℃) IR 0.2 30 mA CASE--Transfer molded plastic POLARITY--Cathode indicated polarity band SR304L NSTANTANEOUS FORWARD CURRENT (Amp.) FIG-2 TYPICAL FORWARD CHARACTERISITICS TJ=125℃ TJ=75℃ TJ=25℃ CASE TEMPERATURE (℃) FORWARD VOLTAGE (Volts) FIG-3 TYPICAL REVERSE CHARACTERISTICS FIG-4 TYPICAL JUNCTION CAPACITANCE TJ=100℃ TJ=75℃ TJ=25℃ REVERSE VOLTAGE (Volts) JUNCTION CAPACITANCE (PF) INSTANTANEOUS REVERSE CURRENT (mA.) AVERAGE FORWARD RECTIFIED CURRENT (Amp.) FIG-1 FORWARD CURRENT DERATING CURVE REVERSE VOLTAGE (Volts) PEAK FORWARD SURGE CURRENT (Amp.) FIG-5 PEAK FORWARD SURGE CURRENT NUMBER OF CYCLES AT 60 Hz 4M-A