3R12-3R20 High Voltage Rectifiers VOLTAGE RANGE: 1200 --- 1600 V CURRENT: 3.0 A DO - 27 Features Low cost Diffused junction Low leakage Low forward voltage drop High current capability Easily cleaned with alcohol,Isopropanol and similar solvents Mechanical Data Case: JEDEC DO--27,molded plastic Terminals: Axial lead ,solderable per MIL- STD-202,Method 208 Polarity: Color band denotes cathode Weight: 0.041ounces, 1.15 grams Mounting position: Any Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. Single phase,half wave,50Hz,resistive or inductive load. For capacitive load,derate by 20%. 3R12 3R14 3R16 3R18 3R20 UNITS Maximum recurrent peak reverse voltage VRRM 1200 1400 1600 1800 2000 V Maximum RMS voltage VRMS 840 980 1120 1260 1400 V Maximum DC blocking voltage VDC 1200 1400 1600 1800 2000 V Maximum average forw ard rectified current @TA=75 9.5mm lead length, IF(AV) 3.0 A IFSM 150.0 A VF 1.8 V Peak forw ard surge current 10ms single half-sine-w ave superimposed on rated load TJ=125 Maximum instantaneous forw ard voltage @ 3.0A Maximum reverse current @TA=25 IR at rated DC blocking voltage @TA=100 100.0 TJ -55 ---- + 150 TSTG -55 ---- + 150 Operating junction temperature range Storage temperature range 10.0 http://www.luguang.cn mail:[email protected] A 3R12-3R20 High Voltage Rectifiers Ratings AND Charactieristic Curves FIG.2 -- TYPICAL FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT AMPERES AVERAGE FORWARD RECTIFIED CURRENT AMPERES FIG.1 -- FORWARD DERATING CURVE 3.0 1.0 Single Phase Half W ave 60H Z Resistive or Inductive Load 0 25 50 75 100 125 150 175 200 AMBIENT TEMPERATURE, 10 1.0 0.1 T J =25 Pulse W idth=300 µ s .01 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG.3 -- PEAK FORWARD SURGE CURRENT FIG.4 -- TYPICAL JUNCTION CAPACITANCE 100 150 CAPACITANCE,pF PEAK FORWARD SURGE CURRENT AMPERES 100 TJ=125 8.3ms Single Half Sine - Wave 100 50 10 T J=25 0 0 1 10 NUMBER OF CYCLES AT 60Hz http://www.luguang.cn 100 1 4 10 REVERSE VOLTAGE,VOLTS mail:[email protected] 100