SR1020 thru SR1060 SK1020 thru SK1060 MINIATURE SCHOTTKY BARRIER RECTIFIER CHENG- YI ELECTRONIC VOLTAGE RANGE 20 TO 60 Volts CURRENT 10.0 Amperes TO-220AC FEATURES Low switching noise Low forward voltage drop Low thermal resistance High current capability High surge capability High reliability MECHANICAL DATA Case: TO-220A molded plastic Epoxy: UL 94V-0 rate flame retardant Lead: MIL-STD-202 method 208 guaranteed Mounting position: Any MAXIMUM RATINGS ( At TA=25 C unless otherwise noted) 0 Ratings Symbol SR1020 SR1030 SR1035 SR1040 SR1045 SR1050 SR1060 UNITS Symbol SK1020 SK1030 SK1035 SK1040 SK1045 SK1050 SK1060 UNITS Maximum Recurrent Peak Reverse Voltage VRRM 20 30 35 Maximum RMS Voltage VRMS 14 21 25 Maximum DC Blocking Voltage VDC 20 30 35 Maximum Average Forward Rectified Current .375" (9.5mm) lead length Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Thermal Resistance (Note 1) 40 45 50 60 Volts 28 32 35 42 Volts 40 45 50 60 Volts IO 10 Amps IFSM 150 Amps R 0 2.5 JC C/W Typical Junction Capacitance (Note 3) CJ 700 450 Operating Temperature Range TJ -65 to +125 -65 to +150 Storage and Operating Temperature Range TSTG pF 0 C 0 -65 to +150 C ELECTRICAL CHARACTERISTICS ( At TA=25 C unless otherwise noted) 0 Characteristics Symbol Maximum Instantaneous Forward Voltage at 10A DC VF 0 Maximum Average Reverse Cruuent @TA=25 C at Rated DC Blocking Voltage @TA=1000C SK1020 SK1030 SK1025 SK1040 SK1045 SK1050 SK1060 IR Notes : 1. Thermal Resistance Junction to Case. 2. Suffix "R" for Reverse Polarity 3. Measured at 1MHz and applied reserse voltage of 4.0 Volts. .65 .75 UNITS Volts 1.0 mAmps 30 mAmps SR1020 thru SR1060 SK1020 thru SK1060 MINIATURE SCHOTTKY BARRIER RECTIFIER CHENG- YI ELECTRONIC RATING AND CHARACTERISTICS CURVES SR1020 THRU SR1060 SK1020 THRU SK1060 Fig.2 - TYPICAL REVERSE CHARACTERISTICS 12 10 10 1 SK 104 SK 0 60 0~ 4 INSTANTANEOUS REVERSE CURRENT, (mA) 0~ 6 105 SK 8 102 SK 0 AVERAGE FORWARD CURRENT AMPERES Fig.1 - TYPICAL FORWARD CURRENT DERATING CURVE 2 0 0 50 100 150 0 CASE TEMPERATURE, C Fig.3 - MAXIMUM NON-REPETITIVE FORWARD PEAK FORWARD SURGE CURRENT, (A) SURGE CURRENT 175 0 TC=75C .1 .01 0 TC=25C 150 .001 125 20 100 75 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) 8.3ms Single Half Sine Wave JEDEC Method 50 25 1 10 Fig.4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 100 50 Fig.5 - TYPICAL JUNCTION CAPACITANCE 4000 2000 0 TJ=25C 1000 800 600 400 200 100 .1 1.0 10 REVERSE VOLTAGE(V) 100 INSTANTANEOUS FORWARD CURRENT, (A) NUMBER OF CYCLES AT 60 Hz INSTANTANEOUS FORWARD CURRENT, (A) 0 TC=125C 1.0 0 TJ=150C 10 .1 Pulse Width-300 s 1% DUTY CYCLE 1.0 .1 .2 .3 .4 .5 .6 .7 .8 INSTANTANEOUS FORWARD VOLTAGE, (V) .9 1.0