Ai MOSPEC Schottky Barrier Rectifiers Using the Schottky Barrier principle with a Molybdenum barrier metal. 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. * Low Forward Voltag. *Low Switching noise. * High Current Capacity * Guarantee Reverse Avalance. * Guard-Ring for Stress Protection. *Low Power Loss & High efficiency. * 125 C Operating Junction Temperature *Low Stored Charge Majority Carrier Cnduction. * Plastic Material used Carries Underwriters Laboratory Flammability Classification 94V-O MAXIMUM RATINGS 1N5817 thru 1N5819 RECTIFIERS 1.0 AMPERES 20-40 VOLTS SCHOTTKY BARRIER DO-41 wD Characteristic Symbol | 1N5817 | 1N5818 | 1N5819 | Unit | Peak Repetitive Reverse Voltage Vern Working Peak Reverse Voltage RWM 20 30 40 Vv B DC Blocking Voltage Ve d= RMS Reverse Voltage VavRMs) 14 21 28 V Average Rectifier Forward Current Ig 1.0 A DIM |MILLMETERS Non-Repetitive Peak Surge Current les A MIN _|MAX ( Surge applied at rate load conditions 25 A 2.00) 2.70 halfware,single phase,60Hz ) B 95.40 _ Operating and Storage Junction Ty. Tstg C Cc 410} 5.20 Temperature Range - 65 to + 125 D 0.70; 0.90 ELECTRICAL CHARACTERISTICS Characteristic Symbol | 1N5817 | 1N5818 | 1N5819 | Unit Maximum Instantaneous Forward Voltage Vv. Vv CASE--- ( 1.=1.0 Amp ) 0.450 0.550 0.600 Transfer molded (1,=3.0 Amp ) 0.750 0.875 0.900 plastic Maximum Instantaneous Reverse Current In mA ( Rated DC Voltage, T, = 25 C) 4.0 POLARITY--- ( Rated DC Voltage, T, = 125 C) 50 Cathode indicated Typical Junction Capacitance Cc, pF polarity band ( Reverse Voltage of 4 volts & f=1 MHz) 90 801N5817 AVERAGE FORWARD RECTIFIED CURRENT ( Amp.) INSTANTANEOUS REVERSE CURRENT (mA) PEAK FORWARD SURGE CURRENT (Amp.) 08 0.6 04 02 FIG-1 FORWARD CURRENT DERATING CURVE \ \ \ \ 25 50 15 100 LEAD TEMPERATURE (C ) FIG-3 TYPICAL REVERSE CHARACTERISTICS 12 5 150 30 25 20 15 10 20 40 60 80 1 00 PERCENT OF PEAK REVERSE VOLTAGE(%) FIG-5 PEAK FORWARD SURGE CURRENT 120 140 10 NUMBER OF CYCLES AT 60 Hz 100 INSTANTANEOUS FORWARD CURRENT (Amp.) JUNCTION CAPACITANCE (pF) FIG-2 TYPICAL FORWARD CHARACTERISTICS 0 0.2 0.4 06 0.8 1.0 FORWARD VOLTAGE (Volts.) FIG-4 TYPICAL JUNCTION CAPACITANCE 500 100 50 10 4 5 10 30 REVERSE VOLTAGE (Volts.)1N5818,1N5819 AVERAGE FORWARD RECTIFIED CURRENT ( Amp.) INSTANTANEOUS REVERSE CURRENT (mA) PEAK FORWARD SURGE CURRENT (Amp.) FIG-1 FORWARD CURRENT DERATING CURVE A 08 \ 0.6 0.2 \ 0 2 50 15 100 125 150 LEAD TEMPERATURE (C ) FIG-3 TYPICAL REVERSE CHARACTERISTICS 10 = = Ot 0 20 40 60 80 100 120 140 PERCENT OF PEAK REVERSE VOLTAGE(%) FIG-5 PEAK FORWARD SURGE CURRENT 30 25 20 ~ 1 10 100 NUMBER OF CYCLES AT 60 Hz INSTANTANEOUS FORWARD CURRENT (Amp.) JUNCTION CAPACITANCE (pF) FIG-2 TYPICAL FORWARD CHARACTERISTICS 0.2 0.4 0.6 08 1 12 FORWARD VOLTAGE (Volts. ) FIG-4 TYPICAL JUNCTION CAPACITANCE 5 10 REVERSE VOLTAGE (Volts.) 14 40