Datasheet TIP120, TIP121, TIP122 (NPN); TIP125, TIP126, TIP127 (PNP) (ON Semiconductor) - 4

TIP120, TIP121, TIP122 (NPN); TIP125, TIP126, TIP127 (PNP)
5.0 VCC PNP t R s B & RC VARIED TO OBTAIN DESIRED CURRENT LEVELS -30 V 3.0 NPN D1 MUST BE FAST RECOVERY TYPE, eg: 2.0 1N5825 USED ABOVE IB ≈ 100 mA RC MSD6100 USED BELOW I SCOPE B ≈ 100 mA t TUT 1.0 f V2 RB (s)μ 0.7 approx +8.0 V 0.5 D 51 1 ≈ 8.0 k ≈ 120 t, TIME 0 0.3 tr V 0.2 1 VCC = 30 V approx +4.0 V IC/IB = 250 -12 V 25 ms for td and tr, D1 is disconnected 0.1 IB1 = IB2 and V T t 2 = 0 J = 25°C 0.07 r, tf ≤ 10 ns For NPN test circuit reverse all polarities. t DUTY CYCLE = 1.0% 0.05 d @ VBE(off) = 0 0.1 0.2 0.3 0.5 0.7 1.0 2.0 3.0 5.0 7.0 10 IC, COLLECTOR CURRENT (AMP)
Figure 3. Switching Times Test Circuit Figure 4. Switching Times
1.0 0.7 D = 0.5 0.5 ANCE 0.3 0.2 RESIST 0.2 0.1 Z P(pk) 0.1 qJC(t) = r(t) RqJC R THERMAL qJC = 1.92°C/W MAX 0.07 0.05 D CURVES APPLY FOR POWER (NORMALIZED) 0.05 PULSE TRAIN SHOWN t 0.02 1 READ TIME AT t 0.03 1 t2 T , TRANSIENT 0.02 J(pk) - TC = P(pk) ZqJC(t) DUTY CYCLE, D = t1/t2 r(t) 0.01 SINGLE PULSE 0.01 0.01 0.02 0.05 0.1 0.2 0.5 1.0 2.0 5.0 10 20 50 100 200 500 1.0 k t, TIME (ms)
Figure 5. Thermal Response www.onsemi.com 4