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SMCJ5348 Datasheet(PDF) 4 Page - Micro Commercial Components |
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SMCJ5348 Datasheet(HTML) 4 Page - Micro Commercial Components |
4 / 5 page RATING AND CHARACTERISTICS CURVES TEMPERATURE COEFFICIENTS 8 6 4 2 0 0 20 40 60 80 100 120 140 160 L = LEAD LENGTH TO HEAT SINK (SEE FIGURE 5) TL, LEAD TEMPERATURE (¢J) 300 200 100 50 30 20 10 5 0 20 40 60 80 100 120 140 160 180 200 220 RANGE VZ, ZENER VOLTAGE @IZT (VOLTS) Fig. 1-POWER TEMPERATURE DERATING CURVE Fig. 2-TEMPERATURE COEFFICIENT-RANGE FOR UNITS 6 TO 220 VOLTS 30 20 10 7 5 3 2 1 0.7 0.5 0.3 0.0001 0.0002 0.0005 0.001 0.002 0.005 0.01 0.02 0.05 0.1 0.2 0.5 1 2 5 10 D = 0.5 0.2 0.1 0.05 0.02 0.01 D = 0 NOTE BELOW 0.1 SECOND, THERMAL RESPONSE CURVE IS APPLICABLE TO ANY LEAD LENGTH (L) DUTY CYCLE, D = t1 / t2 SINGLE PULSE £GTJL = £KJL(t)PPK REPETITIVE PULSES £GTJL = £KJL(t,D)PPK TIME (SECONDS) Fig. 3-TYPICAL THERMAL RESPONSE 40 30 20 10 0 0 0.2 0.4 0.6 0.8 1 MCUNTE ON 8.0mm2 COPPER PADS TO EACH TERMINAL L, LEAD LENGTH TO HEAT SINK (INCH) 40 20 10 4 2 1 0.4 0.2 0.1 3 4 6 8 10 20 30 40 60 80 100 200 PW = 1ms* PW = 8.3ms* PW = 1000ms* SINE / SQUARE WAVE PW = 100ms* NOMINAL VZ(V) Fig. 4-TYPICAL THERMAL RESISTANCE Fig. 5-MAXIMUM NON-REPETITIVE SURGE CURRENT VERSUS NOMINAL ZENER VOLTAGE (SEE NOTE 3) SMCJ5348 thru SMCJ5388 MCC www.mccsemi.com |
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