31DF4 TSC | Alldatasheet
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Features
/cuspopen Low forward voltage drop /cuspopen Low power loss, high efficiency /cuspopen High current capability /cuspopen High reliability /cuspopen High surge current capability Mechanical Data /cuspopen Case: Molded plastic /cuspopen Epoxy: UL 94V-O rate flame retardant /cuspopen Lead: Axial leads, solderable per MIL- STD-202, Method 208 guaranteed /cuspopen Polarity: Color band denotes cathode end /cuspopen High temperature soldering guaranteed: 2 6 0 oC/10 seconds/.375”,(9.5mm) lead lengths at 5 lbs., (2.3kg) tension /cuspopen Weight: 1.2 grams DO-201AD Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25℃ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Type Number Symbol 31DF4 31DF6 Units Maximum Recurrent Peak Reverse Voltage VRRM 400 600 V Maximum RMS Voltage VRMS 280 420 V Maximum DC Blocking Voltage VDC 400 600 V Maximum Average Forward Rectified Current .375 (9.5mm) Lead Length @TA = 29℃ (Note 1) @ T L = 109℃ I(AV) 1.2 3.0 A Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) IFSM 45 A Maximum Instantaneous Forward Voltage @ 3.0A VF 1.7 V Maximum DC Reverse Current @ TA=25℃ at Rated DC Blocking Voltage IR 20 uA Maximum Reverse Recovery Time (Note 3) Trr 35 nS Typical Thermal Resistance (Note 2) RθJA 80 ℃/W Operating Temperature Range TJ -40 to +150 ℃ Storage Temperature Range TSTG -40 to +150 ℃ 2. Thermal Resistance from Junction to Ambient .375”(9.5mm) Lead Length. 3. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A
- 247 - FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE RATINGS AND CHARACTERISTIC CURVES (31DF4 THRU 31DF6) FIG.3- TYPICAL FORWARD CHARACTERISTICS Single Phase Half Wave 50 HZ Inductive Load 0.375" (9.5mm) Lead Length AVERAGE FOR WARD RECTIFIED CURRENT AMPERES LEAD TEMPERATURE. ( C) O 25 50 75 100 125 150 175 FIG.2- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT Tj=25 C0 8.3ms Single Half Sine Wave JEDEC Method 5 10 50 100 100 200 PEAK FOR WARD SURGE CURRENT . (A) NUMBER OF CYCLES AT 60 Hz Tj=25 C Pulse Width=300 s 1% Duty Cycle O INSTANTANEOUS FOR WARD CURRENT . (A) FORWARD VOLTAGE. (V) 0.01 0.03 0.1 0.3 100 1.5 1.7 1.9 202 3 30 80 8