SBD Type : 31D 31DQ09 OUTLINE DRAWING FEATURES * Low Forward Voltage Drop * Low Power Loss, High Efficiency * High Surge Capability * 30volts trough 100volts Types Available Maximum Ratings Rating Repetitive Peak Reverse Voltage Without Fin or Average Rectified P.C.Board Output Current With Fin *1 RMS Forward Current Surge Forward Current Operating JunctionTemperature Range Storage Temperature Range Approx Net Weight:1.18g Symbol 31DQ09 VRRM 90 IO IF(RMS) IFSM Tjw Tstg 1.7 Ta=33C 3.0 Ta=62C 100 Unit V Half Sine Wave Resistive Load 4.71 Half Sine Wave,1cycle,Non-repetitive - 40 to + 150 - 40 to + 150 A A A C C Electrical * Thermal Characteristics Characteristics Peak Reverse Current Peak Forward Voltage Symbol IRM VFM Conditions Tj= 25C, VRM= VRRM Tj= 25C, IFM= 3 A Without Fin or P.C.Board Thermal Resistance(Junction to Ambient) Rth(j-a) With Fin *1 *1 :20x20x1t(mm) Copper plates, L=5mm, Both Sides Min Typ Max Unit - - - - 1 0.85 80 34 mA V C/W 31DQ_ OUTLINE DRAWING (Dimensions in mm) FORWARD CURRENT VS. VOLTAGE 31DQ09 INSTANTANEOUS FORWARD CURRENT (A) 20 10 5 2 Tj=25C Tj=150C 1 0.5 0.2 0 0.2 0.4 0.6 0.8 1.0 1.2 INSTANTANEOUS FORWARD VOLTAGE (V) 0 180 AVERAGE FORWARD POWER DISSIPATION CONDUCTION ANGLE 31DQ09 AVERAGE FORWARD POWER DISSIPATION (W) 3.5 D.C. 3.0 RECT 180 2.5 HALF SINE WAVE RECT 120 2.0 RECT 60 1.5 1.0 0.5 0 0 1 2 3 AVERAGE FORWARD CURRENT (A) 4 5 PEAK REVERSE CURRENT VS. PEAK REVERSE VOLTAGE Tj= 150 C 31DQ09 PEAK REVERSE CURRENT (mA) 20 10 5 2 0 20 40 60 80 100 PEAK REVERSE VOLTAGE (V) AVERAGE REVERSE POWER DISSIPATION 31DQ09 AVERAGE REVERSE POWER DISSIPATION (W) 1.0 D.C. 0.8 RECT 300 RECT 240 0.6 RECT 180 0.4 HALF SINE WAVE 0.2 0 0 20 40 60 REVERSE VOLTAGE (V) 80 100 0 180 AVERAGE FORWARD CURRENT VS. AMBIENT TEMPERATURE CONDUCTION ANGLE W it h o u t F in o r P . C . B o a r d ,V R M = 9 0 V 31DQ09 3.5 AVERAGE FORWARD CURRENT (A) 3.0 D.C. 2.5 RECT 180. 2.0 RECT 120. HALF SINE WAVE. RECT 60. 1.5 1.0 0.5 0 0 25 50 75 100 125 150 AMBIENT TEMPERATURE (C) 0 180 AVERAGE FORWARD CURRENT VS. AMBIENT TEMPERATURE CONDUCTION ANGLE W ith C u F in ( 2 0 x 2 0 x1 t, L = 5 m m ,B o t h S id e s), V R M = 9 0 V 31DQ09 5 AVERAGE FORWARD CURRENT (A) D.C. 4 RECT 180 HALF SINE WAVE 3 RECT 120. RECT 60. 2 1 0 0 25 50 75 100 AMBIENT TEMPERATURE (C) 125 150 SURGE CURRENT RATINGS f=50Hz,Half Sine Wave,Non-Repetitive,No Load 31DQ09 120 SURGE FORWARD CURRENT (A) 100 80 60 40 20 I FSM 0.02s 0 0.02 0.05 0.1 0.2 0.5 1 2 TIME (s) JUNCTION CAPACITANCE VS. REVERSE VOLTAGE T j= 2 5 C ,V m = 2 0 m V R M S ,f = 1 0 0 k H z ,T yp ica l V a lu e 31DQ09 JUNCTION CAPACITANCE (pF) 500 200 100 50 20 0.5 1 2 5 10 REVERSE VOLTAGE (V) 20 50 100