HER301 THRU HER308 HIGH EFFICIENCY RECTIFIERS Forward Current - 3.0 Amperes Reverse Voltage - 50 to 1000 Volts FEATURES DO-201AD 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%. MDD Catalog Number 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 SYMBOLS HER VRRM VRMS VDC 301 HER 302 50 35 50 100 70 100 HER 303 HER HER 304 305 200 300 140 210 200 300 I(AV) HER 307 HER 308 UNITS 600 420 600 800 560 800 1000 700 1000 VOLTS VOLTS VOLTS 3.0 200.0 IFSM VF 400 280 400 HER 306 1.3 1.0 Amps 150.0 Amps 1.70 Volts 5.0 150.0 IR µA trr 50 70 ns CJ 70.0 50 pF C/W C RθJA TJ,TSTG 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 FIG. 1- FORWARD CURRENT DERATING CURVE 3.0 2.4 1.8 Single Phase Half Wave 60Hz Resistive or inductive Load 1.2 0.6 0 0 25 50 75 100 125 150 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES RATINGS AND CHARACTERISTIC CURVES HER301 THRU HER308 FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 200 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 160 120 HER301-HER305 80 HER306-HER308 40 175 0 1 10 AMBIENT TEMPERATURE, C TJ=25 C PULSE WIDTH=300 µs 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 FIG. 4-TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, MICROAMPERES INSTANTANEOUS FORWARD CURRENT,AMPERES FIG. 3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 1,000 100 TJ=100 C 10 1 TJ=25 C 0.1 0.01 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 0 20 40 60 80 200 TJ=25 C 20 HER301-HER305 HER306-HER308 TRANSIENT THERMAL IMPEDANCE, C/W 400 FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE 100 10 1 0.1 0.01 0.1 1 10 2 0.1 1.0 10 REVERSE VOLTAGE,VOLTS 100 PERCENT OF PEAK REVERSE VOLTAGE,% FIG. 5-TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, pF 100 NUMBER OF CYCLES AT 60 Hz 100 t,PULSE DURATION,sec. The cruve graph is for reference only, can't be the basis for judgment(曲线图仅供参考)! 100