HER301 THRU HER308 HIGH EFFICIENCY RECTIFIERS Reverse Voltage - 50 to 1000 Volts Forward Current - 3.0 Amperes DO-201AD FEATURES The plastic package carries Underwriters Laboratory Flammability Classification 94V-0 High switching for high efficiency Low reverse leakage High forward surge current capability High temperature soldering guaranteed: 250 C/10 seconds,0.375”(9.5mm) lead length, 5 lbs. (2.3kg) tension 1.0 (25.4) MIN. 0.220(5.6) 0.197(5.0) DIA. 0.375(9.5) 0.285(7.2) MECHANICAL DATA 1.0 (25.4) MIN. Case: JEDEC DO-201AD molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.04 ounce, 1.10 grams 0.052(1.3) 0.048(1.2) DIA. Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 C ambient temperature unless otherwise specified. Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%. SYMBOLS HER 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 C Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum instantaneous forward voltage at 3.0A Maximum DC reverse current TA=25 C at rated DC blocking voltage TA=100 C Maximum reverse recovery time (NOTE 1) Typical junction capacitance (NOTE 2) Typical thermal resistance (NOTE 3) Operating junction and storage temperature range VRRM VRMS VDC 301 HER 302 50 35 50 100 70 100 HER HER 304 305 HER 306 HER 307 HER 308 UNITS 200 300 400 140 210 280 200 300 400 600 420 600 800 560 800 1000 700 1000 VOLTS VOLTS VOLTS HER 303 I(AV) 3.0 200.0 IFSM VF 1.3 1.0 Amps 150.0 Amps 1.70 Volts 5.0 150.0 IR trr 50 CJ RqJA TJ,TSTG 70.0 20.0 -65 to +150 Note:1.Reverse recovery condition IF=0.5A,IR=1.0A,Irr=0.25A 2.Measured at 1MHz and applied reverse voltage of 4.0V D.C. 3.Thermal resistance from junction to ambient at 0.375”(9.5mm)lead length,P.C.B. mounted www.shunyegroup.com uA 70 ns 50 pF C/W C RATINGS AND CHARACTERISTIC CURVES HER301 THRU HER308 AVERAGE FORWARD RECTIFIED CURRENT, AMPERES FIG. 1- FORWARD CURRENT DERATING CURVE £PEAK FORWARD SURGE CURRENT, AMPERES 3.0 2.4 1.8 Single Phase Half Wave 60Hz Resistive or inductive Load 1.2 0.6 0 0 25 50 FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 75 100 125 150 200 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 160 120 HER301-HER305 80 HER306-HER308 40 175 0 1 10 AMBIENT TEMPERATURE, C FIG. 4-TYPICAL REVERSE CHARACTERISTICS FIG. 3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT,AMPERES TJ=25 C PULSE WIDTH=300 ms 1%DUTY CYCLE 10 1 0.1 HER301-HER303 HER304-HER305 HER306-HER308 0.01 0.2 0.6 1.0 1.4 1.8 2.0 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES 1,000 20 100 TJ=100 C 10 1 TJ=25 C 0.1 0.01 INSTANTANEOUS FORWARD VOLEAGE, VOLTS 0 20 40 60 80 FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE TRANSIENT THERMAL IMPEDANCE, C/W FIG. 5-TYPICAL JUNCTION CAPACITANCE 200 TJ=25 C 20 HER301-HER305 HER306-HER308 100 10 1 0.1 0.01 0.1 1 10 2 0.1 1.0 10 100 PERCENT OF PEAK REVERSE VOLTAGE,% 400 JUNCTION CAPACITANCE, pF 100 NUMBER OF CYCLES AT 60 Hz 100 REVERSE VOLTAGE,VOLTS www.shunyegroup.com t,PULSE DURATION,sec. 100