31DF2

31DF2.....31DF4 3 Amp. Glass Passivated Ultrafast Recovery Rectifier Dimensions in mm. DO-201AD (Plastic) Voltage 200 to 400 V Current 3 A at 40 ºC. ® 9.1 ± 0.3 62.5 ± 0.5 Mounting instructions 1. Min. distance from body to soldering point, 4 mm. 2. Max. solder temperature, 350 °C. 3. Max. soldering time, 3.5 sec. 4. Do not bend lead at a point closer than 3 mm. to the body. • Glass Passivated Junction • High current capability • The plastic material carries U/L recognition 94 V-0 • Terminals: Axial Leads • Polarity: Color band denotes cathode Maximum Ratings, according to IEC publication No. 134 31DF2 VRRM IF(AV) IFRM IFSM trr Tj Tstg Peak Recurrent reverse voltage Forward current at Tamb = 40 °C Recurrent peak forward current 8.3 ms. peak forward surge current (Jedec Method) 31DF4 400 V 3A 15 A 90 A 30 ns – 65 to + 150 °C – 65 to + 150 °C 200 V Reverse recovery time from IF = 0.5 A ; IR = 1 A ; IRR = 0.25 A Operating temperature range Storage temperature range Electrical Characteristics at Tamb = 25 °C VF IR Rthj-a Max. forward voltage drop at IF = 3 A Max. reverse current at VRRM at 25 ºC 0.98 V 10 µA 30 °C/W 1.25 V Max. thermal resistance ( l = 10 mm.) Jul - 03 31DF2.....31DF4 Rating And Characteristic Curves FORWARD CURRENT DERATING CURVE 5 10 mm. - 10 mm. TYPICAL FORWARD CHARACTERISTIC 10 2 4 10 31DF2 31DF4 3 1 2 10-1 1 T j = 25 ºC 0 0 25 50 75 100 125 150 175 Tamb, ambient temperature (C) 10-2 0.2 F 0.6 1.0 1.4 1.8 2.2 2.6 3.0 V , instantaneous forward voltage (V) 100 MAXIMUM NON REPETITIVE PEAK FORWARD SURGE CURRENT 80 60 40 20 0 1 2 4 6 10 20 40 60 100 Number of cycles at 60 Hz. Jul - 03