HIGH EFFICIENCY RECTIFIER VOLTAGE RANGE CURRENT HER501 THRU HER508 50 to 800 Volts 5.0Ampere 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 25OC ambient temperature unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% SYMBOLS VRRM VRMS VDC Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 0.375”(9.5mm) lead length at T A= 50℃ Peak Forward Surge Current 8.3mS single half sine wave superimposed on rated load (JEDEC method) Maximum Reverse Recovery Time(NOTE 1) Typical Thermal Resistance (NOTE 2) Typical Thermal Resistance(NOTE 3) Operating Junction Temperature Range HER 503 200 140 200 VF TA = 125℃ HER 504 300 210 300 HER 505 400 280 400 HER 507 800 560 800 HER 506 600 420 600 5.0 IFSM TA = 25℃ Maximum Full Load Recovery Current,full cycle average 0.375”(9.5mm)lead length at TL=55℃ HER 502 100 70 100 I(AV) Maximum Instantaneous Forward Voltage @ 3.0A Maximum DC Reverse Current at Rated DC Blocking Voltage HER 501 50 35 50 Volts Volts Volts Amp 200 150 1.0 UNITS 1.3 1.7 1.5 Amps Volts IR 10 500 µA IR(AV) 150 µA trr CJ RθJA TJ ,TSTG 70 70 100 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. . Web Site: WWW.PS-PFS.COM ns PF ℃/W ℃ HIGH EFFICIENCY RECTIFIER VOLTAGE RANGE CURRENT HER501 THRU HER508 50 to 800 Volts 5.0Ampere RATING AND CHRACTERISTIC CURVES HER501 THRU HER507 FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE 200 4.0 3.0 2.0 Single Phase Half Wave 60Hz Resistive or Inductive Load 1.0 0.375"(9.5mm)Lead Length 8.3ms Single Half Sine-Wave (JEDEC Method) Tj=Tjmax CURRENT, (A) PEAK FORWARD SURGE 5.0 (A) AVERAGE FORWARD CURRENT, 6.0 HE 100 75 50 25 150 125 01 -H E 100 HE R5 0 6 -H 0 175 1 2 8 6 4 R5 ER 1 Cycle 0 0 R5 05 507 10 40 20 60 100 NUMBER OF CYCLES AT 60 Hz AMBIENT TEMPERATURE, (° C) FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4-TYPICAL REVERSE 100 CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, (UA) 60 80 0V 0V 30 0/ 40 0V 50 /1 00 /2 00 V 10 (A) INSTANTANEOUS FORWARD CURRENT, 100 1.0 Tj =25° C Pulse Width=300us 10 Tj =125° C 1.0 T j =25° C 0.1 1% Duty Cycle 0 20 0.4 0.6 0.8 1.0 1.2 1.4 1.6 40 60 80 100 120 140 PERCENT OF RATED PEAK 0.01 1.8 REVERSE VOLTAGE,(%) INSTANTANEOUS FORWARD VOLTAGE,(V) FIG.5-TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE,(pF) FIG.6-TEST CIRCUIT DIAGRAM AND REVERSE REXOVERY TIME CHARACTERISTIC Trr +0.5A 50Ω N ONINDUCTIVE HE HE R 50 6 -H ER R50 1 -H 10Ω NONIN DU CTIVE (-) ER 505 (+) 25 Vdc （approx ） (-) D.U.T 1Ω NON INDUCTIVE 508 PULSE GENERATIOR (NOTE 2) 0 0.25A OSCILLOSCOPE (NOTE 1) TJ=25° C F=1MHz -1.0A 1cm Vsig=50mVp-p NOTE: 1.Rise Time =7ns max.Input Impedance=1megohm.22pF 2.Rise time=10ns max.Source Impedance=50 ohms 10 0.1 1.0 10 100 REVERSE VOLTAGE,(V) Web Site: WWW.PS-PFS.COM SET TIME BASE FOR 50 /100NS /cm