SD2040 thru SD2045 PHOTOVOLTAIC SOLAR CELL PROTECTION SCHOTTKY RECTIFIER REVERSE VOLTAGE - 40 to 45 Volts FORWARD CURRENT - 20 Amperes TO-220AC FEATURES ●Metal of silicon rectifier , majority carrier conduction .135(3.44) .103(2.62) ●Guard ring for transient protection .413(10.5) .374(9.5) ●Low power loss,high efficiency .189(4.8) .173(4.4) .055(1.4) .047(1.2) .153(3.9) .146(3.7) ●High current capability,low VF .270(6.9) .230(5.8) ●High surge capacity ●Plastic package has UL flammability .610(15.5) .583(14.8) classification 94V-0 ●For use in low voltage,high frequency inverters,free .04 MAX (1.0) wheeling,and polarity protection applications MECHANICAL DATA .177 .583(14.8) (4.5) .531(13.5) MAX .057(1.45) .045(1.14) ●Case: TO-220AC molded plastic .043(1.1) .032(0.8) ●Polarity: As marked on the body ●Mounting position :Any .024(0.6) .012(0.3) .102(2.6) .091(2.3) Dimensions in inches and (millimeters) .138 MAX (3.5) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20% CHARACTERISTICS SYMBOL SD2040 SD2045 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 40 45 V Maximum RMS Voltage VRMS 28 31.5 V VDC 40 45 V Maximum DC Blocking Voltage Maximum Average Forward Rectified Current ( See Fig.1) Peak Forward Surge Current @T C=95 ℃ 8.3ms Single Half Sine-Wave I(AV) 20 A IFSM 400 A VF 0.6 V Super Imposed on Rated Load (JEDEC Method) Peak Forward Voltage at 20A DC(Note1) Maximum DC Reverse Current @TJ=25℃ at Rated DC Bolcking Voltage @T J=125℃ Typical Thermal Resistance(Note2) Operating Temperature Range Storage Temperature Range 0.5 IR 50 mA RθJc 1.5 ℃/W TJ -55 to +200 ℃ TSTG -55 to +200 ℃ NOTES:1.300us pulse width,2% dudy cycle. 2.Thermal Resistance Junction to case(without heatsink). 3.The typical data above is for reference only(典型值仅供参考). REV. 6, 30-Dec-2014 ~ 362 ~ RATING AND CHARACTERTIC CURVES SD2040 thru SD2045 FIG. 1 – FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT AMPERES 35 30 25 20 15 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 10 5 0 25 75 50 100 125 150 175 200 PEAK FORWARD SURGE CURRENT, AMPERES FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT 40 600 PULSE WIDTH 8.3 ms SINGLE HALF-SINE-WAVE (JEDEC METHOD) 500 400 300 200 100 0 1 2 CASE TEMPERATURE (℃) 10 20 50 100 NUMBER OF CYCLES AT 60Hz FIG.4-TYPICAL FORWARD CHARACTERISTICS FIG.3-TYPICAL REVERSE CHARACTERISTICS 100 INSTANTANEOUS FORWARD CURRENT, (A) 1000 INSTANTANEOUS REVERSE CURRENT,(mA) 5 100 10 TJ=100℃ TJ=75℃ 1.0 TJ=25℃ 0.1 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) 10 1.0 TJ = 25°C PULSE WIDTH 300us 2% DUTY CYCLE 0.1 0 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 INSTANTANEOUS FORWARD VOLTAGE,VOLTS The cruve graph is for reference only, can't be the basis for judgment(曲线图仅供参考)! REV. 6, 30-Dec-2014 ~ 363 ~