BA157G

LESHAN RADIO COMPANY, LTD. BA157G – BA159G FAST GPP DIODES TYPE Maximum Peak Reverse Voltage PRV V PK 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 Maximum Forward Voltage @ TA=25ºC I FM A PK V FM V PK Maximum Reverse Recovery Time Trr ns Package Dimensions µAdc BA157G BA158G BA159DG BA159G 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 35A–1/2 LESHAN RADIO COMPANY, LTD. BA157G-BA159G GPP RATING & CHARACTERISTIC CURVES OF FAST GPP DIODE FIG.1 – TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 50 Ω NONINDUCTIVE 10 Ω NONINDUCTIVE D.U.T. (-) PULSE G E N E R AT O R (NOTE 2) (+) +0.5A Trr (+) 25Vdc (APPROX) (-) 0 -0.25A 1Ω OSCILLOSCOPE NON. (NOTE 1) INDUCTIVE NOTES:1.Rise Time=7ns max. Input Impedance=1megohm.22pF. 2.Rise Time=10ns max. Source Impedance=50 ohms. -1.0A 1cm SET TIME BASE FOR 10 ns/cm FIG. 2 – TYPICAL FORWARD CURRENT DERATING CURVE INSTANTANEOUS FORWARD CURRENT,(A) FIG.3 – TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10 1.0 AVERAGE FORWARD CURRENT,(A) 0.8 1 TJ =25ºC Pulse Width=300µs 1% Duty Cycle 0.6 0.4 I PK/I AV = π Resistive or Inductive Load 0.375”(9.5mm) Lead lengths 0 25 50 75 100 125 150 175 .1 0.2 0 .01 0 2 4 6 8 10 12 14 16 AMBIENT TEMPER ATURE, (ºC) INSTANTANEOUS FORWARD VOLTAGE,(V) FIG.4 – TYPICAL JUNCTION CAPACITANCE PEAK FORWARD SURGE CURRENT. AMPERES FIG.5 – MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 20 100 15 CAPACITANCE,(pF) 10 10 TJ = 25 ºC f =1MHz V sing = 50MV p-p 5 TJ =55ºC 8.3ms Single Halt Sine Wave (JEDEC Method) 0 1 2 4 6 10 20 40 60 100 1 1 5 10 50 100 REVERSE VOLTAGE,(V) NUMBER OF CYCLES AT 60Hz 35A–2/2