BA158

LESHAN RADIO COMPANY, LTD. BA157 – BA159 1A 1A FAST RECOVERY DIODES Maximum Average Maximum Rectified Current Forward Peak @ Half-Wave Surge Current @ Resistive Load 60Hz 8.3ms Superimposed I O@ T L A AV ºC I FM (Surge) A PK Maximum Reverse Current @ PRV @ TA=25ºC I R TYPE Maximum Peak Reverse Voltage PRV V PK Maximum Forward Voltage @ TA=25ºC I FM A PK V FM V PK Maximum Reverse Recovery Time Trr ns Package Dimensions µAdc BA157 BA158 BA159D BA159 400 600 800 1000 1.0 55 20 5.0 1.0 1.3 150 250 500 500 DO – 41 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 .205(5.2) .166(4.2) 1.0(25.4) MIN .034(0.9) .028(0.7) DIA .107(2.7) DIA .080(2.0) DO – 41 15A–1/2 LESHAN RADIO COMPANY, LTD. BA157–BA159 RATING & CHARACTERISTIC CURVES OF FAST RECOVERY DIODES FIG. 1 – FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT,(A) FIG. 2 – MAXINUM NON-REPETITIVE FOWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT,(A) 20 1.0 0.8 0.6 0.4 0.2 0 0 25 50 75 100 125 150 175 Resistive or Inductive Load 0.375”(9.5mm) Lead Length TJ =55ºC 8.3ms Single Half Sine-Wave (JEDEC Method) 15 10 5 AMBIENT TEMPER ATURE, (ºC) 0 1 10 NUMBER OF CYCLES AT 60Hz 100 FIG. 3 – TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 10 INSTANTANEOUS FORWARD CURRENT, (A) FIG. 4 – TYPICAL REVERSE CHARACTERISTICS 10 INSTANTANEOUS REVERSE CURRENT (µA) TJ =25ºC 1.0 1.0 TJ =100ºC .1 0.1 0.01 TJ =25ºC Pulse Width=300µs 1% Duty Cycle .01 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 0.001 0 20 40 60 80 100 INSTANTANEOUS FORWARD VOLTAGE,(V) PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) FIG. 5 – TYPICAL JUNCTION CAPACITANCE 100 60 40 TJ =25ºC f = 1.0MHz Vsig = 50mV FIG. 6 – TYPICAL TRANSIENT THERMAL IMPEDANCE 100 60 p-p TRANSIENT THERMAL IMPEDANCE. ºC/W JUNCTION CAPACITANCE,(pF) 40 20 10 6 4 20 10 6 4 2 1 .1 .2 .4 1.0 2 4 10 20 40 100 REVERSE VOLTAGE,(V) 2 1 0.01 0.1 1 10 100 t, PULSE DURATION. (sec) 15A–2/2