DONGGUAN FUYAT ELECTRONICS CO.， LTD VOLTAGE RANGE CURRENT HER301 THRU HER308 50 to 800 Volts 3.0Ampere DO-27 .052(1.3) .048(1.2) FEATURES • • • • • Low coat construction Fast switching for high efficency. Low reverse leakage High forward surge current capability High temperature soldering guaranteed: 260℃/10 secods/.375”(9.5mm)lead length at 5 lbs(2.3kg) tension 1.0(25.4) MIN. .375(9.5) .335(8.5) .220(5.6) .197(5.0) MECHANICAL DATA • • • • • • DIA. DIA. 1.0(25.4) MIN. Case: Transfer molded plastic Epoxy: UL94V-O rate flame retardant Polarity: Color band denotes cathode end Lead: Plated axial lead, solderable per MIL-STD-202E method 208C Mounting position: Any Weight: 0.042ounce, 1.19 grams Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS • • • Ratings at 25 OC ambient temperature unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% SYMBOLS Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 0.375”(9.5mm) lead length at TA= 50℃ Peak Forward Surge Current 8.3mS single half sine wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage @ 3.0A Maximum DC Reverse Current at Rated DC Blocking Voltage T A = 25℃ T A = 125℃ Maximum Full Load Recovery Current,full cycle average 0.375”(9.5mm)lead length at TL=55℃ Maximum Reverse Recovery Time(NOTE 1) Typical Thermal Resistance (NOTE 2) Typical Thermal Resistance(NOTE 3) Operating Junction Temperature Range VRRM VRMS VDC HER 301 50 35 50 HER 302 100 70 100 HER 303 200 140 200 HER 304 300 210 300 HER 305 400 280 400 HER 306 600 420 600 HER 307 800 560 800 HER UNITS 308 1000 Volts 700 Volts 1000 Volts I(AV) 3.0 Amp IFSM 125 Amps VF 1.0 1.3 10 500 IR 1.7 50 70 µA 75 50 20 (-55 to +150) Notes: 1 Test Condition:IF=0.5A,IR=1.0A,IRR=0.25A 2. Measured at 1.0 MHz and applied reverse of 4.0 V 3 Thermal resistance from junction to ambient with .375”(9.5mm)lead length, P.C.B. mounted. . DONGGUAN FUYAT ELECTRONICS CO.， LTD PDF 文件使用 "pdfFactory Pro" 试用版本创建 www.fineprint.cn Volts µA 150 IR(AV) trr CJ RθJA TJ ,TSTG 1.5 ns PF ℃/W ℃ HIGH EFFICIENCY RECTIFIER VOLTAGE RANGE CURRENT HER301 THRU HER308 50 to 800 Volts 3.0Ampere RATING AND CHRACTERISTIC CURVES HER301 THRU HER308 FIG.2-MAXIMUM NO N-REPETITIVE PEAK FO RWARD SURGE CURRENT FIG.1-TY PICAL FORWARD CURRENT DERATING CURVE 3.0 200 8.3ms Single Half Sine-Wave (JEDEC Method) Tj=Tjmax 2.0 100 1.0 Single Phase Half W ave 60Hz Resistive or Inductive Load 1 Cycle 0.375"(9.5mm)Lead Length 0 0 0 25 50 75 100 125 150 175 1 2 4 8 6 10 20 60 40 100 NUMBER OF CYCLES AT 60 Hz AMBIENT TEMPERATURE, (° C) FIG.3-TYPICAL INSTANTANEO US FORW ARD CHARACTERISTICS FIG.4-TYPICAL REVERSE 100 CHARACTERISTICS 100 10 10 1.0 Tj =125° C 1.0 Tj =25° C Tj =25° C Pulse Width=300us 1% Duty Cycle 0.1 0 20 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.8 40 60 80 100 140 120 PERCENT OF RATED PEAK 1.6 REVERSE VO LTAGE,(%) INSTANTANEOUS FORW ARD VOLTAGE,(V) FIG.5-TYPICAL JUNCTION CAPACITANCE FIG.6-TEST CIRCUIT DIAGRAM AND REVERSE REXOVERY T IME CHARACT ERISTIC Trr +0.5A 10Ω NONINDUCTIVE 50Ω NONINDUCTIVE (-) D.U.T (+) 25 Vdc （approx ） (-) 1Ω NON INDUCTIVE PULSE GENERATIOR (NOTE 2) 0 0.25A OSCILLOSCOPE (NOTE 1) TJ=25° C F=1MHz -1.0A 1cm Vsig=50mVp-p NOTE: 1.Ris e Time = 7ns max.Input Impedanc e=1megohm.22pF 2.Rise t ime=10ns m ax.Sourc e Impedanc e=50 ohms 10 0.1 1.0 10 100 REVERSE VOLTAGE,(V) DONGGUAN FUYAT ELECTRONICS CO.， LTD PDF 文件使用 "pdfFactory Pro" 试用版本创建 www.fineprint.cn SET TIME BASE FOR 50 /100NS /cm