SKO2 - SKOB SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS PRV : 20 - 100 Volts IO : 1.5 Amperes SMA (DO-214AC) * * * * * * * 4.5 ± 0.15 5.0 ± 0.15 FEATURES : High current capability High surge current capability High reliability High efficiency Low power loss Low forward voltage drop Low cost 1.1 ± 0.2 ± 0.07 1.2 ± 0.2 2.1 ± 0.2 2.6 ± 0.15 2.0 ± 0.2 Dimensions in millimeter MECHANICAL DATA : * * * * * * Case : SMA Molded plastic Epoxy : UL94V-O rate flame retardant Lead : Lead Formed for Surface Mount Polarity : Color band denotes cathode end Mounting position : Any Weight : 0.064 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 ° C ambient temperature unless otherw ise specified. Single phase, half w ave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. RATING SYMBOL SK SK SK SK SK SK SK SK SK O2 O3 O4 O5 O6 O7 O8 O9 OB UNIT Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 50 60 70 80 90 100 Volts Maximum RMS Voltage VRMS 14 21 28 35 42 49 56 63 70 Volts Maximum DC Blocking Voltage VDC 20 30 40 50 60 70 80 90 100 Volts Maximum Average Forward Current Fig.1 IF(AV) 1.5 Amp. IFSM 50 Amp. Peak Forward Surge Current, 8.3ms single half sine wave superimposed on rated load (JEDEC Method) Maximum Forward Voltage at I F = 1.5 Amp. (Note 1) VF 0.5 0.7 0.79 Volt. Maximum Reverse Current at Rated DC Blocking Voltage (Note 1) IR Junction Temperature Range TJ Storage Temperature Range TSTG 0.5 - 65 to + 125 mA - 65 to + 150 - 65 to + 150 °C °C Notes : (1) Pulse Test : Pulse Width = 300 µs, Duty Cycle = 2%. UPDATE : SEPTEMBER 12, 1998 RATING AND CHARACTERISTIC CURVES ( SKO2 - SKOB ) FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 50 1.5 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT, AMPERES FIG.1 - FORWARD CURRENT DERATING CURVE SKO5 THRU SKOB 1.2 0.9 SKO2 SKO3 SKO4 0.6 0.3 0 0 25 50 75 100 125 150 40 30 20 10 0 175 1 LEAD TEMPERATURE, (°C) 20 10 SKO8 SKO9 SKOB SKO5 SKO6 SKO7 1.0 TJ = 25 ° C PULSE WIDTH = 300µs DUTY CYCLE = 2% 0.1 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 FORWARD VOLTAGE, VOLTS 4 6 10 20 40 60 100 1.9 FIG.4 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MILLIAMPERES FORWARD CURRENT, AMPERES FIG.3 - TYPICAL FORWARD CHARACTERISTICS SKO2 SKO3 SKO4 2 NUMBER OF CYCLES AT 60Hz 10 TJ = 100 °C 1.0 TJ = 25 °C 0.1 0.01 0 2.1 20 40 60 80 100 120 PERCENT OF RATED REVERSE VOLTAGE, (%) 140