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A 25.40 /c190 B 7.20 9.50 C 1.20 1.30 D 4.80 5.30 All Dimensions in mm A A B C D Maximum Ratings and Electrical Characteristics @ T A = 25/c176C unless otherwise specified /c183 /c183 /c183 /c183 /c183 /c183 Mechanical Data /c183 /c183 /c183 /c183 /c183 /c183 Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. 31DQ03-31DQ04 nHigh curre t capability High surge current capability High reliability High efficiency Low power loss Low forward voltage drop Low cost Pb / RoHS Free /c183 /c183 Case : DO-201AD Molded plastic Epoxy : UL94V-O rate flame retardant Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed Polarity : Color band denotes cathode end Mounting position : Any Weight : 1.1 grams SYMBOL 31DQ03 31DQ04 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 30 40 V Maximum DC Blocking Voltage VDC 30 40 V Maximum Average Forward Current at Ambient Temperature , Tc = 48 °C Maximum Non-repetitive Peak Forward Surge Current ( 50 Hz, Sine wave, 10ms ) Maximum Forward Voltage at IF = 3.0 A VF 0.55 V Maximum Reverse Current at VR = VRRM , Tj = 25°C IR 3.0 mA Junction Temperature Range TJ - 40 to + 150 °C Storage Temperature Range TSTG - 40 to + 150 °C A 120 RATING IFSM IF(AV) 3.3 A
FIG.1 - FORWARD CURRENT DERATING CURVE FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100 CASE TEMPERATURE, (°C) NUMBER OF CYCLES AT 50Hz FIG.3 - TYPICAL FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS 120 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT, AMPERES 1.0 0.01 0.1 100 1400 20 40 60 120 PERCENT OF RATED REVERSE VOLTAGE, (%) TJ= 100 °C TJ = 25 °C REVERSE CURRENT, MILLIAMPERES 0.1 0.001 FORWARD CURRENT, AMPERES FORWARD VOLTAGE, VOLTS Tj = 25 °C 1.0 0.01