HER801G THRU HER808G 8.0 AMPS. Glass Passivated High Efficient Rectifiers Voltage Range 50 to 1000 Volts Current 8.0 Amperes R-6 Features Low forward voltage drop High current capability High reliability High surge current capability Mechanical Data Case: Molded plastic Epoxy: UL 94V-O rate flame retardant Lead: Axial leads, solderable per MIL-STD202, Method 208 guaranteed Polarity: Color band denotes cathode end High temperature soldering guaranteed: 260oC/10 seconds/.375",(9.5mm) lead lengths at 5 lbs., (2.3kg) tension Mounting position: Any Weight: 1.65 grams Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol HER HER HER HER HER HER HER HER Type Number 801G 802G 803G 804G 805G 806G 807G 808G Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375 (9.5mm) Lead Length @TA = 55 Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @ 8.0A Maximum DC Reverse Current @ TA=25 at Rated DC Blocking Voltage @ TA=125 Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note 2) VRRM VRMS VDC 50 35 50 100 200 300 400 600 800 1000 70 140 210 280 420 560 700 100 200 300 400 600 800 1000 V V V I(AV) 8.0 A IFSM 150 A 1.0 VF 1.3 1.7 V 80 65 uA uA nS pF 10.0 400 IR 50 100 Trr Cj TJ -65 to +150 Storage Temperature Range TSTG -65 to +150 Notes: 1. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C. Operating Temperature Range Units - 338 - RATINGS AND CHARACTERISTIC CURVES (HER801G THRU HER808G) FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 10W NONINDUCTIVE FIG.2- MAXIMUM FORWARD CURRENT DERATING CURVE trr AVERAGE FORWARD CURRENT. (A) 50W NONINDUCTIVE +0.5A (-) DUT (+) 50Vdc (approx) (-) 0 PULSE GENERATOR (NOTE 2) 1W NON INDUCTIVE OSCILLOSCOPE (NOTE 1) -0.25A (+) -1.0A NOTES: 1. Rise Time=7ns max. Input Impedance= 1 megohm 22pf 2. Rise Time=10ns max. Sourse Impedance= 50 ohms 1cm FIG.3- TYPICAL REVERSE CHARACTERISTICS 6.0 Single Phase Half Wave 60Hz Resistive or Inductive Load 0.375" (9.5mm) Lead Length 4.5 3.0 1.5 0 0 25 50 75 100 125 150 175 o CASE TEMPERATURE. ( C) 1 Tj=25 0C 05 G 1 HE R8 04 R8 HE G~ 01 Tj=75 0C R8 10 10 HE INSTANTANEOUS FORWARD CURRENT. (A) 100 G 100 Tj=125 0C 8G 80 ER H G~ 06 R8 E H 0.1 0.1 0.01 0.01 0 20 40 60 80 100 120 140 0 0.2 0.4 0.8 1.0 1.2 1.4 FIG.6- TYPICAL JUNCTION CAPACITANCE FIG.5- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 175 200 150 JUNCTION CAPACITANCE.(pF) 225 175 8.3ms Single Half Sine Wave JEDEC Method 150 0.6 FORWARD VOLTAGE. (V) PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) PEAK FORWARD SURGE CURRENT. (A) 7.5 FIG.4- TYPICAL FORWARD CHARACTERISTICS 1000 INSTANTANEOUS REVERSE CURRENT. ( A) SET TIME BASE FOR 5/ 10ns/ cm 9.0 125 100 75 50 125 HE R8 01G 100 HE R80 75 6G ~H ER ~HE 805 R80 G 8G 50 25 25 0 0 1 10 50 100 1000 0.1 0.5 1 2 5 10 20 REVERSE VOLTAGE. (V) NUMBER OF CYCLES AT 60Hz - 339 - 50 100 200 500 800