MOSPEC SK320 Surface Mount Schottky Barrier rectifiers SCHOTTKY BARRIER RECTIFIERS Using the Schottky Barrier principle with a Molybdenum barrier meta. These state-of-the-art geometry features epitaxial construction with oxide passivation and metal overlay contact. Ideally suited for low voltage, high frequency rectification, or as free wheeling and polarity protection diodes, in surface mount applications where compact size and weight are critical to the system. 3.0 AMPERES 200 VOLTS Features ＊Low Forward Voltage. ＊Low Switching noise. ＊High Current Capacity ＊Guarantee Reverse Avalanche. ＊Guard-Ring for Stress Protection. ＊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-214AC(SMA) ＊In compliance with EU RoHs 2002/95/EC directives MAXIMUM RATINGS Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectifier Forward Current Non-Repetitive Peak Surge Current (Surge applied at rate load conditions halfware, single phase, 60Hz) Operating and Storage Junction Temperature Range Symbol SK320 Unit VRRM VRWM VR 200 V VR(RMS) 140 V IO 3.0 A 75 A IFSM TJ , TSTG -65 to +150 ℃ ELECTRICAL CHARACTERISTICS Characteristic Symbol SK320 Unit Maximum Instantaneous Forward Voltage ( IF =3.0 Amp.) VF 0.95 V Maximum Instantaneous Reverse Current ( Rated DC Voltage, TC = 25℃ ) ( Rated DC Voltage, TC = 125℃ ) IR 0.01 10 mA RθJC 55 ℃/W CP 150 PF Maximum Thermal Resistance Junction to case Typical Junction Capacitance ( Reverse Voltage of 4 volts & f=1 MHz ) DIM MILLIMETERS MIN MAX A 2.20 2.80 B 4.10 4.70 C 1.30 1.70 D 4.70 5.30 E 1.90 2.50 1.30 F -- G -- 0.30 H 0.95 1.50 CASE--Transfer molded plastic POLARITY--Cathode indicated polarity band SK320 NSTANTANEOUS FORWARD CURRENT (Amp.) FIG-2 TYPICAL FORWARD CHARACTERISITICS CASE TEMPERATURE (℃) FORWARD VOLTAGE (Volts) FIG-3 TYPICAL REVERSE CHARACTERISTICS FIG-4 TYPICAL JUNCTION CAPACITANCE Tj=125 o JUNCTION CAPACITANCE (PF) INSTANTANEOUS REVERSE CURRENT (mA.) AVERAGE FORWARD RECTIFIED CURRENT (Amp.) FIG-1 FORWARD CURRENT DERATING CURVE o Tj=75 c o Tj=25 c PERCENT OF RATED REVERSE VOLTAGE (﹪) PEAK FORWARD SURGE CURRENT (Amp.) FIG-5 PEAK FORWARD SURGE CURRENT NUMBER OF CYCLES AT 60 Hz REVERSE VOLTAGE (Volts)