Frontier Electronics Corp. 667 E. COCHRAN STREET, SIMI VALLEY, CA 93065 TEL: (805) 522-9998 FAX: (805) 522-9989 E-mail: [email protected] Web: http://www.frontierusa.com 3A ULTRA FAST RECOVERY RECTIFIER HER301-LFR THRU HER308-LFR FEATURES z PLASTIC PACKAGE HAS UNDERWRITERS LABORATORY FLAMMABILITY CLASSIFICATION 94V-0 z ULTRA FAST RECOVERY TIMES FOR HIGH EFFICIENCY z LOW FORWARD VOLTAGE, HIGH CURRENT CAPABILITY z LOW LEAKAGE z HIGH SURGE CAPABILITY z HIGH TEMPERATURE SOLDERING GUARANTEED: 260°C 0.375”(9.5mm) LEAD LENGTHS FOR 10 SECONDS AT 5 LBS. (2.3 KG) TENSION. z ROHS 1.0(25.4) MIN .052(1.3) .048(1.2) .375(9.5) .335(8.5) .220(5.6) .197(5.0) MECHANICAL DATA z CASE: JEDEC DO-201AD, MOLDED PLASTIC, DIMENSIONS IN INCHES AND (MILLIMETERS) z TERMINALS: AXIAL LEADS SOLDERABLE PER MIL-STD-202, METHOD 208 z POLARITY: COLOR BAND DENOTES CATHODE END z MOUNTING POSITION: ANY z WEIGHT: 1.2 GRAM 1.0(25.4) MIN MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATINGS AT 25°C AMBIENT TEMPERATURE UNLESS OTHERWISE SPECIFIED SINGLE PHASE, HALF WAVE, 60 HZ, RESISTIVE OR INDUCTIVE LOAD. FOR CAPACITIVE LOAD, DERATE CURRENT BY 20% RATINGS SYMBOL HER301 -LFR HER302 -LFR HER303 -LFR HER304 -LFR HER305 -LFR HER306 -LFR HER307 -LFR HER308 UNITS -LFR MAXIMUM RECURRENT PEAK REVERSE VOLTAGE MAXIMUM RMS VOLTAGE MAXIMUM DC BLOCKING VOLTAGE MAXIMUM AVERAGE FORWARD RECTIFIED CURRENT 0.375” (9.5mm) LEAD LENGTH AT TA=50°C PEAK FORWARD SURGE CURRENT 8.3ms SINGLE HALF SINE-WAVE SUPERIMPOSED ON RATED LOAD TYPICAL JUNCTION CAPACITANCE (NOTE 1) VRRM VRMS VDC 50 35 50 100 70 100 200 140 200 300 210 300 400 280 400 600 420 600 800 560 800 TYPICAL THERMAL RESISTANCE (NOTE 2) Rθja 20 ℃/W STORAGE TEMPERATURE RANGE TSTG -55 TO + 150 ℃ OPERATING TEMPERATURE RANGE TOP -55 TO + 150 ℃ 1000 700 1000 V V V IO 3.0 A IFSM 150 A CJ 75 50 PF ELECTRICAL CHARACTERISTICS (AT TA =25°C UNLESS OTHERWISE NOTED) CHARACTERISTICS SYMBOL HER301 -LFR HER302 -LFR HER303 -LFR MAXIMUM FORWARD VOLTAGE AT Io DC VF 1.3 MAXIMUM REVERSE CURRENT AT TA=25° IR MAXIMUM REVERSE CURRENT AT TA=100° IR MAXIMUM REVERSE RECOVERY TIME (NOTE 3) TRR 50 NOTE: 1. MEASURED AT 1 MHZ AND APPLIED REVERSE VOLTAGE OF 4.0 VOLTS HER304 -LFR HER305 -LFR HER306 -LFR HER307 -LFR 1.85 10 100 75 2. BOTH LEADS ATTACHED TO HEAT SINK 63.5×63.5×1t(mm) COPPER PLATE AT LEAD LENGTH 5mm 3. REVERSE RECOVERY TEST CONDITIONS: IF=0.5A,IR=1.0A,IRR=0.25A HER301-LFR THRU HER308-LFR Page: 1 HER308 UNIT S -LFR V μA μA nS RATINGS AND CHARACTERISTIC CURVE HER301-LFR THRU HER308-LFR FIG. 1-TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 50Ω NO INDUCTIVE FIG. 2 -TYPICAL FORWARD CURRENT DERATING CURVE 10Ω NO INDUCTIVE Trr (-) D.U.T. (-) +0.5A PULSE GENERATOR ( NOTE 2 ) 1Ω NON INDUCTIVE AVERAGE FORWARD CURRENT (A) (+) 25 Vdc (approx) 0 OSCILLOSCOPE ( NOTE 1 ) (+) -0.25A NOTE: 1. RISE TIME=7ns MAX. INPUT IMPEDANCE=1 MOhms 22PF 2. RISE TIME =10ns MAX. SOURCE IMPEDANCE=50OHMS -1.0A INSTANTANEOUS FORWARD CURRENT (A) INSTANTANEOUS REVERSE CURRENT (uA) 100 TJ=125oC TJ=80oC 1 TJ=25oC 0.1 40 60 80 100 1 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE (oC) HER301-LF ~303-LF 10 HER304-LF ~305-LF 1 .1 HER306-LF ~308-LF .01 120 140 .2 FIG. 5 -MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT .4 .6 .8 1.0 1.2 1.4 1.6 1.8 INSTANTANEOUS FORWARD VOLTAGE (V) 2.0 FIG. 6 -TYPICAL JUNCTION CAPACITANCE 200 8.3 ms Single Half Sine Wave JUNCTION CAPACITANCE (pF) PEAK FORWARD SURGE CURRENT (A) 2 100 PERCENT OF RATED PEAK REVERSE VOLTAGE (%) 300 3 FIG. 4 -TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 1000 20 Single Phase Half Wave 60 Hz Resistive or Inductive Load 4 1cm SET TIME BASE FOR 10/20 ns/cm FIG. 3 -TYPICAL REVERSE CHARACTERISTICS 10 6 5 (JEDEC Method) 200 100 HER301-LF ~305-LF 100 40 20 HER306-LF ~308-LF TJ=25oC 10 6 4 2 0 1 1 10 100 NUMBER OF CYCLES AT 60 Hz 1000 HER301-LFR THRU HER308-LFR .1 .2 .4 1.0 2 4 10 REVERSE VOLTAGE (V) Page: 2 20 40 100