2.0Amps Surface Mount Glass Passivated Ultra Fast Rectifiers HERS201G~208G M e c ha nic a l Dim e ns ions De s c ription .130(3.30) .155(3.94) .075(1.91) .083(2.11) .160(4.06) .185(4.70) .006(.152) .012(.305) .083(2.13) .096(2.44) .002(.051) .008(.203) .030(0.76) .060(1.52) SMB/DO-214AA .200(5.08) .220(5.59) Dimensions in inches and (millimeters) Mechanical Data ¬ Case: Molded plastic SMB/DO-214AA ¬ Epoxy: UL 94V-0 rate flame retardant ¬ Terminals: Solderable per MIL-STD-750 method 2026 ¬ Polarity:Color band denotes cathode ¬ Mounting position: Any ¬ Weight: 0.093 gram Features ¬ Fast switching for high efficiency ¬ Low forward voltage drop ¬ High current capability ¬ Low reverse leakage current ¬ High surge current capability ¬ Glass passivated chip MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. SYMBOL HERS201G HERS202G HERS203G HERS205G HERS206G HERS207G HERS208G UNIT Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS Voltage VRMS 35 70 140 280 420 560 700 V VDC 50 100 200 400 600 800 1000 V Maximum DC Blocking Voltage Maximum Average Forward Rectified o Current TA=90 C IF(AV) 2.0 A IFSM 60 A Peak Forward Surge Current, 8.3ms single Half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage @ 2.0 A VF 1.0 1.3 o Maximum DC Reverse Current @TJ=25 C o At Rated DC Blocking Voltage @TJ=125 C IR Maximum Reverse Recovery Time (Note 1) Trr Typical junction Capacitance (Note 2) CJ Typical Thermal Resistance (Note 3) Operating Junction and Storage Temperature Range V 5.0 uA 100 uA 50 nS 75 pF 50 R JA 55 TJ, TSTG -55 to +150 NOTES : (1) Reverse recovery test conditions IF = 0.5A, IR = 1.0A, Irr = 0.25A. (2) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts DC. (3) Thermal Resistance junction to ambient. 1.7 o CW o C 2.0Amps Surface Mount Glass Passivated Ultra Fast Rectifiers RATINGS AND CHARACTERISTIC CURVES HERS201G THRU HERS208G FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT FIG.1 - FORWARD CURRENT DERATING CURVE 60 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 2.0 1.6 1.2 0.8 0.4 60 Hz Resistive or Inductive load 0 Pulse Width 8.3ms Single Half-Sire-Wave (JEDEC Method) 50 40 30 20 10 0 0 50 100 150 1 100 NUMBER OF CYCLES AT 60Hz o AMBIENT TEMPERATURE, C FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS 10 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES 1000 US2A-US2D 1.0 US2G US2J-US2M 0.1 o TJ=25 C PULSE WIDTH=300uS 1% DUTY CYCLE 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 o 100 TJ=125 C 10 o TJ=25 C 1 0.1 1.8 0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG.5 - TYPICAL JUNCTION CAPACITANCE o TJ = 25 C f = 1.0 MHZ Vsig = 50mVp-p 100 10 0.1 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE,% 1000 JUNCTION CAPACITANCE, pF IINSTANTANEOUS FORWARD CURRENT, AMPERES 10 1.0 4.0 10 REVERSE VOLTAGE, VOLTS 100