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| DIODE FEATURES Type : 20KDA40 2A 400V Tj =150 C OUTLINE DRAWING * Miniature Size * Low Forward Voltage drop * Low Reverse Leakage Current * High Surge Capability * 52mm Inside Tape Spacing Package Available Maximum Ratings Rating Repetitive Peak Reverse Voltage Average Rectified Output Current RMS Forward Current Surge Forward Current Operating JunctionTemperature Range Storage Temperature Range Symbol VRRM IO IF(RMS) IFSM Tjw Tstg Approx Net Weight:0.38g 20KDA40 400 50Hz Ta=34C *1 Half Sine Wave Tl=115C Resistive Load (Tl: Lead Temperature) 50Hz Half Sine Wave,1cycle, Non-repetitive - 40 to + 150 - 40 to + 150 1.7 2.0 3.14 75 A A A C C Unit V Electrical * Thermal Characteristics Characteristics Peak Reverse Current Peak Forward Voltage Symbol Conditions Min. Typ. Max. 10 1.0 70 17 Unit A V C/W IRM Tj= 25C, VRM= VRRM VFM Tj= 25C, IFM= 2.0A Rth(j-a) Junction to Ambient *1 Thermal Resistance Rth(j-l) Junction to Lead *1: Without Fin or P.C. Board mounted (L=8mm, Print Land=15 x 15mm, Both Sides) 20KDA OUTLINE DRAWING (Dmensions in mm) FORWARD CURRENT VS. VOLTAGE 20KDA40 20 INSTANTANEOUS FORWARD CURRENT (A) 10 5 2 Tj=25C Tj=150C 1 0.5 0.2 0 0.4 0.8 1.2 1.6 INSTANTANEOUS FORWARD VOLTAGE (V) AVERAGE FORWARD POWER DISSIPATION 20KDA40 D.C. 3.0 AVERAGE FORWARD POWER DISSIPATION (W) 2.5 2.0 HALF SINE WAVE 1.5 1.0 0.5 0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 AVERAGE FORWARD CURRENT (A) AVERAGE FORWARD CURRENT VS. AMBIENT TEMPERATURE P.C. Board mounted (L=8mm,Print Land=15x15mm,Both Sides) 20KDA40 2.4 D.C. AVERAGE FORWARD CURRENT (A) 2.0 HALF SINE WAVE 1.6 1.2 0.8 0.4 0 0 25 50 75 100 125 150 AMBIENT TEMPERATURE (C) AVERAGE FORWARD CURRENT VS. LEAD TEMPERATURE (Rth(j-l)=17C/W) 3.5 D.C. 20KDA40 3.0 AVERAGE FORWARD CURRENT (A) 2.5 2.0 HALF SINE WAVE 1.5 1.0 0.5 0 0 25 50 75 100 125 150 LEAD TEMPERATURE (C) SURGE CURRENT RATINGS f=50Hz,Harf Sine Wave,Non-Repetitive,No Load 80 20KDA40 70 SURGE FORWARD CURRENT (A) 60 50 40 30 20 I FSM 0.02s 10 0 0.02 0.05 0.1 0.2 0.5 1 2 TIME (s) |
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