SF21G SUNMATE | Alldatasheet
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Epoxy : UL94V-O rate flame retardant Lead : Axial lead solderable per MIL-STD-202, Polarity : Color band denotes cathode end Mounting position : Any Weight : 0.465 gram /c183 /c183 /c183/c183 /c183 /c183 /c183 /c183 /c183 /c183 /c183 /c183 SUPER FAST RECTIFIER DIODES Maximum Ratings and Electrical Characteristics T A = 25/c176C unless otherwise specified Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. 1 of 2 Characteristic Glass passivated chip /c183 A A B C D DO-15 Dim Min Max A 25.40 — B 5.50 7.62 C 0.686 0.889 D 2.60 3.60 All Dimensions in mm www.sunmate.tw Method 208 guaranteed
RATING AND CHARACTERISTIC CURVES ( SF21G - SF29G ) 2 of 2 FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 2. Rise time = 10 ns max., Source Impedance = 50 ohms. 3. All Resistors = Non-inductive Types. FIG.2 - DERATING CURVE FOR OUTPUT FIG.3 - MAXIMUM NON-REPETITIVE PEAK RECTIFIED CURRENT FORWARD SURGE CURRENT 0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100 AMBIENT TEMPERATURE, ( °C) NUMBER OF CYCLES AT 60Hz FIG.4 - TYPICAL FORWARD CHARACTERISTICS FIG.5 - TYPICAL REVERSE CHARACTERISTICS 60Hz RESISTIVE OR INDUCTIVE LOAD 2.0 1.5 1.0 0.5 2.5 100 100 0.1 0.01 0.1 1.0 1 100 1400 20 40 60 120 PERCENT OF RATED REVERSE VOLTAGE, (%) PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES FORWARD CURRENT, AMPERES REVERSE CURRENT, MICROAMPERES TJ = 25 °C TJ = 100 °C TJ = 25 °C Pulse Width = 300 µs 2% Duty Cycle 8.3 ms SINGLE HALF SINE WAVE Ta = 50 °C + 0.5 A - 0.25 A - 1.0 A Trr 1 cm SET TIME BASE FOR 15 ns/cm SF25G - SF27G
50 Vdc
(approx) OSCILLOSCOPE ( NOTE 1 ) 1 Ω 50 Ω 10 Ω D.U.T. PULSE GENERATOR ( NOTE 2 ) FORWARD VOLTAGE, VOLTS SF28G - SF29G SF21G - SF24G www.sunmate.tw