MOSPEC MS17 thru MS19 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. 1.0 AMPERES 20-40 VOLTS Featres ＊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-214AA(SMB) ＊ ESD: 8KV(Min.) Human-Body Model ＊ 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 Symbol MS17 MS18 MS19 Unit VRRM VRWM VR 20 30 40 V VR(RMS) 14 21 28 V DIM 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 IO 1.0 A 25 A TJ , TSTG -65 to +150 ℃ Rθ j-c 60 ℃/w IFSM A B C D E F G H MILLIMETERS MIN MAX 3.30 3.90 4.20 4.60 1.80 2.20 5.10 5.60 1.90 2.50 1.30 0.22 0.95 1.35 THERMAL RESISTANCES Typical Thermal Resistance junction to case ELECTRIAL CHARACTERISTICS Characteristic Symbol MS17 Maximum Instantaneous Forward Voltage ( IF =1.0 Amp ) ( IF =3.0 Amp ) VF 0.450 0.750 Maximum Instantaneous Reverse Current ( Rated DC Voltage, TC = 25℃ ) ( Rated DC Voltage, TC = 125℃ ) IR Typical Junction Capacitance ( Reverse Voltage of 4 volts & f=1 MHz ) CP MS18 0.550 0.875 V mA 0.5 20 85 CASE--Transfer molded plastic MS19 75 PF OLARITY--Cathode indicated polarity band MS17 Thru MS19 NSTANTANEOUS FORWARD CURRENT (Amp.) FIG-2 TYPICAL FORWARD CHARACTERISITICS MS17 MS18-MS19 CASE TEMPERATURE (℃) FORWARD VOLTAGE (Volts) FIG-3 TYPICAL REVERSE CHARACTERISTICS FIG-4 TYPICAL JUNCTION CAPACITANCE MS18-MS19 TC=75℃ MS17 TC=75℃ MS18-MS19 TC=25℃ MS17 TC=25℃ PERCENT OF RATED REVERSE VOLTAGE (﹪) JUNCTION CAPACITANCE (PF) INSTANTANEOUS REVERSE CURRENT (mA.) AVERAGE FORWARD RECTIFIED CURRENT (Amp.) FIG-1 FORWARD CURRENT DERATING CURVE MS17 MS18-MS19 REVERSE VOLTAGE (Volts) PEAK FORWARD SURGE CURRENT (Amp.) FIG-5 PEAK FORWARD SURGE CURRENT NUMBER OF CYCLES AT 60 Hz 8K-A