LESHAN RADIO COMPANY, LTD. 1N4933G - 1N4937G FAST GPP DIODES TYPE Maximum Peak Reverse Voltage Maximum Average Maximum Rectified Current Forward Peak @ Half-Wave Surge Current @ Resistive Load 60Hz 8.3ms Superimposed PRV I O@ T L V PK 1N4933G 1N4934G 1N4935G 1N4936G 1N4937G 50 100 200 400 600 A AV 1.0 I FM (Surge) C 55 Maximum Reverse Current @ PRV @ TA=25C I R Adc A PK 30 5.0 Maximum Forward Voltage @ TA=25C I FM A PK 1.0 Maximum Reverse Recovery Time V FM Trr V PK 1.2 Package Dimensions ns 150 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 .034(0.9) .028(0.7) .205(5.2) .166(4.2) 1.0(25.4) MIN DIA .107(2.7) DIA .080(2.0) DO - 41 36A-1/2 LESHAN RADIO COMPANY, LTD. 1N4933G-1N4937G GPP RATING & CHARACTERISTIC CURVES OF FAST GPP DIODE FIG.1-REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 325W 1 8 115Va 10K 60Hz 2W 3050W NON INDUCTIVE 2 7 UNIT UNDER TEST 3 6 4 5 C.P.CLARE HPG1002 30Vdc CONSTANT VOLTAGE SUPPLY 1 AMP SLO BLO FUSE C1 I.0F 300V R2 1 10W NON INSUCTIVE IRM(REC) R2 TEN 1W 10% CARBON CORE IN PARALLEL TA 25 +10 O C FOR RECTIFIER FIG.3-TYPICAL INSTANTANEOUS FORWARD CURRENT,(A) 0.4 0.3 0.2 Resistive or Inductive Load 0.375"(9.5mm) Lead lengths 1 .1 TJ =25C Pulse Width =300s 2% Duty Cycle .01 .6 .8 1.0 1.2 1.4 1.6 1.8 2.0 INSTANTANEOUS FORWARD VOLTAGE,(V) 0 0 25 50 75 100 125 150 175 FIG.5-TYPICAL REVERSE CHARACTERISTICS AMBIENT TEMPER ATURE, (C) 20 10 INSTANTANEOUS REVERSE CURRENT (A) FIG.4-TYPICAL JUNCTION CAPACITANCE 10 CAPACITANCE,(pF) FORWARD CHARACTERISTICS 10 0.5 0.1 SET TIME BASE FOR 50/100ns/cm 1cm FIG. 2 - TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT,(A) Trr Zout 1.5 MAX DC to 2KHz MINIMIZE ALL LEAS LENGTHS A TEKTRONIX 545A.K PLUG IN PRE AMP P6000 PROBE OR EQUIVALENT R1 ADJUSTED FOR 1.4 BETWEEN POINT 2 OF RELAY AND RECTIFIER INDUCTIVE =38H i(t) di/dt=50A/ s I FM 1.0Adc FROM CONSTANT VOLTAGE SUPPLY RIPPLE=3mVrms MAX TJ = 25C 5 1 1 5 10 REVERSE VOLTAGE,(V) 50 100 TJ =125C 1 TJ =75C .1 TJ =25C .01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) 36A-2/2