LESHAN RADIO COMPANY, LTD. FR151 – FR157P 1.5A 1.5A FAST RECOVERY DIODES TYPE Maximum Peak Reverse Voltage Maximum Average Maximum Rectified Current Forward Peak @ Half-Wave Surge Current @ Resistive Load 60Hz 8.3ms Superimposed A AV V PK FR151 FR152 FR153 FR154 FR155 FR155P FR156 FR157 FR157P 50 100 200 400 600 600 800 1000 1000 I FM (Surge) I O@ T L PRV 1.5 Maximum Reverse Current @ PRV @ TA=25ºC ºC 75 I R µAdc A PK 60 5.0 Maximum Forward Voltage @ TA=25ºC Maximum Reverse Recovery Time I FM V FM Trr A PK V PK ns 1.5 1.3 Package Dimensions 150 150 150 150 250 150 500 500 250 DO – 15 Trr I F = 0.5A, I R = 1.0A, I RR = 0.25A Trr Test Conditions: I F = 0.5A, I R = 1.0A, I RR = 0.25A 1.0(25.4) MIN .034(0.9) .028(0.7) .300(7.6) .230(5.8) 1.0(25.4) MIN DIA .140(3.6) DIA .104(2.6) DO – 15 17A–1/2 LESHAN RADIO COMPANY, LTD. FR151 – FR157P 1.5A RATING & CHARACTERISTIC CURVES OF 1.5A FAST DIODES FIG.1–TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC FIG. 2 – TYPICAL FORWARD CURRENT DERATING CURVE 10 Ω NONINDUCTIVE +0.5A Trr (-) D.U.T. (+) 25Vdc (APPROX) (-) AVERAGE FORWARD CURRENT,(A) 2.5 50 Ω NONINDUCTIVE 1Ω OSCILLOSCOPE NON. (NOTE 1) INDUCTIVE PULSE G E N E R AT O R (NOTE 2) 0 -0.25A (+) NOTES:1.Rise Time=7ns max. Input Impedance=1megohm.22pF. 2.Rise Time=10ns max. Source Impedance=50 ohms. -1.0A Single Phase Half Wave 60Hz Resistive or Inductive Load 2.0 .1.5 1.0 .5 0 SET TIME BASE FOR 50/100ns/cm 1cm 0 25 50 75 100 125 150 175 AMBIENT TEMPER ATURE, (ºC) FIG. 4 – MAXINUM NON-REPETITIVE FOWARD SURGE CURRENT 70 20 TJ =25ºC 3.0 1.0 0.3 50 40 30 20 10 0 1 0.1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz .03 Pulse Width=300µs 1% Duty Cycle FIG. 5 – TYPICAL JUNCTION CAPACITANCE .01 .4 .6 .8 1.0 1.2 1.4 1.6 200 1.8 100 INSTANTANEOUS FORWARD VOLTAGE, (%) 60 JUNCTION CAPACITANCE,(pF) INSTANTANEOUS FOWARD CURRENT (A) 10 8.3ms Single Half Sine-Wave (JEDEC Method) 60 PEAK FORWARD SURGE CURRENT,(A) FIG. 3 – TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 40 TJ =25ºC 20 10 6 4 2 1 .1 .2 .4 1.0 2 4 10 20 40 100 REVERSE VOLTAGE,(V) 17A–2/2