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Plastic package has Underwrit ers Laboratory Flammability Classificat ion 94V- O Utiliz ing Flame Retardant Epox y M olding Compound. For surfac e mounted applications. Ex ceeds environmental standar ds of MI L-S-19500 / 228 Low leakage current Mechanical dat a Case : Mol ded plastic, JED EC DO-214AB Termi nals : Solder plated, solderable per MIL-ST D-750, Method 2026 Pol arity : Indicated by c athode band Mounting P osition : Any Weight : 0.00585 ounce, 0.195 gram (V) (V) (V) (V) (nS) o SFM31 S31 SFM32 S32 100 100 SFM33 S33 150 105 150 SFM34 S34 200 140 200 SFM35 S35 300 210 300 SFM36 S36 400 280 400 SFM37 S37 500 350 500 SFM38 S38 600 420 600 SYMBOLS MARKING CODE 0.95 1.70 1.25 -55 to +150 Operating temperature V RRM V RMS V R V F T RR MAXIMUM RATINGS (AT T A =25 o C unless otherwise noted) PARAMETER CONDITIONS Symbol MIN. TYP. MAX. UNIT Forward rectified current Ambient temperature = 50 o C I O 3.0 A Forward surge current 8.3ms single half sine-wave superimposed on rate load (JEDEC methode) I FSM 100 A V R = V RRM T A = 25 o C 5.0 uA V R = V RRM T A = 100 o C 100 uA Thermal resistance Junction to ambient R q JA o C / w Diode junction capacitance f=1MHz and applied 4vDC reverse voltage C J pF Storage temperature T STG -55 +150 o C Reverse current I R Repetitive peak reverse voltage RMS voltage Continuous reverse voltage Maximum forward voltage Reverse recovery time 0.283(7.2) 0.260(6.6) 0.012(0.3) Typ. 0.189(4.8) 0.165(4.2) 0.244(6.2) 0.228(5.8) 0.098(2.5) 0.075(1.9) 0.040 (1.0) Typ. 0.040(1.0) Typ. 0.152(3.8) 0.144(3.6) 0.032(0.8) Typ. Dimensions in inches and (millimeters) SMC S 1-S R o HS Http:// www.wej.cn E-mail:wej@yongerjia.com WEJ ELECTRONIC CO.
WEJ ELECTRONIC CO.,LTD .003 .03 3.0 RATING AND CHARACTERISTIC CURVES (SFM31 THRU SFM38) FIG.1-TYPICAL FORWARD CHARACTERISTICS FIG.5-TYPICAL JUNCTION CAPACIT ANCE INSTANTANEOUS FORWARD CURRENT,(A) FORWARD VOLT AGE,(V) Pulse Width 300us 1% Duty Cycle (+) (+) 25Vdc (approx.) ( ) ( ) PULSE GENERATOR (NOTE 2) OSCILLISCOPE (NOTE 1) NON- INDUCTIVE W NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max., Source Impedance= 50 ohms. +0.5A -0.25A -1.0A 1cm SET TIME BASE FOR 50 / 10ns / cm trr D.U.T. FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTICS NONINDUCTIVE NONINDUCTIVE W W Tj=25 C FIG.2-TYPICAL FORWARD CURRENT AVERAGE FORWARD CURRENT,(A) 0.6 1.2 1.8 2.4 3.0 3.6 Single Phase Half Wave 60Hz Resistive Or Inductive Load DERATING CURVE AMBIENT TEMPERATURE ( C) 1.6 1.8 SFM35~SFM36SFM31~SFM34 REVERSE VOLTAGE,(V) JUNCTION CAPACITANCE,(pF) .01 .05 .1 .5 1 5 10 50 100 0 25 50 75 100 125 150 175 FIG.4-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 100 NUMBER OF CYCLES AT 60Hz 100 Tj=25 C 8.3ms Single Half Sine Wave JEDEC method PEAK FORWARD SURGE CURRENT,(A) SFM37~SFM38 S 1-S R o HS Http:// www.wej.cn E-mail:wej@yongerjia.com WEJ ELECTRONIC CO.