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BDW47G Datasheet(PDF) 3 Page - ON Semiconductor |
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BDW47G Datasheet(HTML) 3 Page - ON Semiconductor |
3 / 7 page BDW42 − NPN, BDW46, BDW47 − PNP http://onsemi.com 3 90 60 40 20 0 25 50 75 100 125 150 Figure 1. Power Temperature Derating Curve TC, CASE TEMPERATURE (°C) 80 70 50 30 10 Figure 2. Switching Times Test Circuit 5.0 0.1 Figure 3. Switching Times IC, COLLECTOR CURRENT (AMP) 3.0 0.7 0.5 0.3 0.2 0.05 0.2 0.3 0.7 3.0 10 td @ VBE(off) = 0 V VCC = 30 V IC/IB = 250 IB1 = IB2 TJ = 25°C tf 0.07 1.0 5.0 ts tr 0.1 1.0 2.0 0.5 2.0 7.0 0 VCC − 30 V SCOPE TUT + 4.0 V tr, tf v 10 ns DUTY CYCLE = 1.0% RC D1 MUST BE FAST RECOVERY TYPES, e.g.: 1N5825 USED ABOVE IB [ 100 mA MSD6100 USED BELOW IB [ 100 mA 25 ms D1 51 RB AND RC VARIED TO OBTAIN DESIRED CURRENT LEVELS V2 APPROX + 8.0 V V1 APPROX − 12 V [ 8.0 k [ 150 for td and tr, D1 id disconnected and V2 = 0 For NPN test circuit reverse all polarities RB Figure 4. Thermal Response t, TIME OR PULSE WIDTH (ms) 1.0 0.01 0.01 0.7 0.5 0.3 0.2 0.1 0.07 0.05 0.03 0.02 0.02 0.05 0.1 0.2 0.5 1.0 2.0 5.0 10 20 50 100 200 1000 500 RqJC(t) = r(t) RqJC RqJC = 1.92°C/W D CURVES APPLY FOR POWER PULSE TRAIN SHOWN READ TIME AT t1 TJ(pk) − TC = P(pk) RqJC(t) P(pk) t1 t2 DUTY CYCLE, D = t1/t2 D = 0.5 SINGLE PULSE 0.2 0.05 0.1 0.02 0.01 0.03 0.3 3.0 30 300 |
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