SRF830 thru SRF8100 REVERSE VOLTAGE - 30 to 100Volts FORWARD CURRENT - 8.0 Amperes SCHOTTKY BARRIER RECTIFIERS ITO-220AC FEATURES ●Metal of silicon rectifier , majority carrier conduction .138(3.5) .122(3.1) .118(3.0) .102(2.6) ●Guard ring for transient protection .406(10.3) .386(9.8) ●Low power loss,high efficiency ●High current capability,low VF .189(4.8) .173(4.4) .118(3.0) .106(2.7) ●High surge capacity ●Plastic package has UL flammability .610(15.5) .571(14.5) classification 94V-0 ●For use in low voltage,high frequency inverters,free .04 MAX (1.0) wheeling,and polarity protection applications .157(4.0) .142(3.6) MECHANICAL DATA .059(1.5) .043(1.1) .030(0.76) .020(0.51) .112(2.84) .088(2.24) ●Case: ITO-220AC molded plastic ●Polarity: As marked on the body ●Weight: 0.08ounces,2.24 grams ●Mounting position :Any .114(2.9) .098(2.5) .571(14.5) .531(13.5) .030(0.76) .020(0.51) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20% CHARACTERISTICS SYMBOL SRF830 SRF840 SRF850 SRF860 SRF880 SRF8100 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 30 40 50 60 80 100 V Maximum RMS Voltage VRMS 21 28 35 42 56 70 V VDC 30 40 50 60 80 100 V Maximum DC Blocking Voltage Maximum Average Forward Rectified Current ( See Fig.1) @TC=95 ℃ I(AV) 8.0 A IFSM 200 A Peak Forward Surge Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load (JEDEC Method) Peak Forward Voltage at 8.0A DC (Note1) Maximum DC Reverse Current @TJ=25℃ at Rated DC Bolcking Voltage @TJ=100℃ Typical Junction Capacitance (Note2) Typical Thermal Resistance (Note3) Operating Temperature Range Storage Temperature Range VF 0.55 0.70 1.0 IR 50 0.85 V mA CJ 450 pF RθJC 3.0 ℃/W TJ -55 to +125 ℃ TSTG -55 to +150 ℃ NOTES:1.300us pulse width,2% duty cycle. 2.Measured at 1.0 MHZ and applied reverse voltage of 4.0V DC. 3.Thermal resistance junction to case. ~ 226 ~ RATING AND CHARACTERTIC CURVES SRF830 thru SRF8100 FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT 10.0 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT AMPERES FIG. 1 – FORWARD CURRENT DERATING CURVE SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 8.0 6.0 4.0 2.0 0 25 50 75 100 125 150 175 300 250 PULSE WIDTH 8.3 ms SINGLE HALF-SINE-WAVE (JEDEC METHOD) 200 150 100 50 0 1 2 CASE TEMPERATURE (℃) FIG.3-TYPICAL REVER CHARACTERISTICS 100 FIG.4-TYPICAL FORWARD CHARACTERISTICS 1000 INSTANTANEOUS FORWARD CURRENT, (A) 100 100 T J=100℃ 10 T J=75℃ 1.0 0.1 T J=25℃ SRF830 -SRF840 10 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) SRF850 - SRF860 SRF880 - SRF8100 1.0 T J = 25°C PULSE WIDTH 300us 2% DUTY CYCLE 0.1 0.1 0.2 0.3 10000 1000 T J = 25°C f = 1 MHz 100 0.1 10 1 REVERSE VOLTAGE ,VOLTS ~ 227 ~ 0.4 0.5 0.6 0.7 0.8 0.9 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG.5 – TYPICAL JUNCTION CAPACITANCE CAPACITANCE, (pF) INSTANTANEOUS REVERSE CURRENT(mA) 10 20 50 5 NUMBER OF CYCLES AT 60Hz 100 1.0