PN4258_02 Datasheet, PDF (5/8 Pages) Fairchild Semiconductor – PNP Switching Transistor

Typical Chracteristics (Continued)
0.5
t_s = 12 ns
0.4
0.3
8.0 ns
V_CC = -1.5V
I _C = 1.0 mA
5.0 ns
0.2
3.0 ns
0.1
0
0
0.1
0.2
0.3
0.4
0.5
I_B2 - TURN-OFF BASE CURRENT (mA)
Figure 13. Storage Time vs
Turn-On/Turn-Off Base Current
10
t_s = 20 ns
8
15 ns
10 ns
6
4
5.0 ns
2
V_CC = -1.5V
I _C = 50 mA
0
0
2
4
6
8
10
I _B2 - TURN-OFF BASE CURRENT (mA)
Figure 15. Storage Time vs
Turn-On/Turn-Off Base Current
Base Currents
5
t _f = 6.0 ns
4
3
5.0 ns
2
4.0 ns
1
V_CC = -1.5V
I _C = 10 mA
0
0
1
2
3
4
5
I B2 - TURN-OFF BASE CURRENT (mA)
Figure 17. Fall Time vs Turn-On/Turn-Off
Base Currents
Turn-On / Turn-Off Base Currents
5
V_CC = -1.5V
4 ^{I C = 10 mA}
t_s = 20 ns
3
15 ns
10 ns
2
6.0 ns
1
0
0
1
2
3
4
5
I_B2 - TURN-OFF BASE CURRENT (mA)
Figure 14. Storage Time vs
Turn-On/Turn-Off Base Currents
Base Currents
0.5
t _f = 50 ns
0.4
45 ns
0.3
40 ns
0.2
0.1
0
0
V_CC = -1.5V
I _C= 1.0 mA
0.1
0.2
0.3
0.4
0.5
I B2 - TURN-OFF BASE CURRENT (mA)
Figure 16. Fall Time vs Turn-On/Turn-Off
Base Currents
10
t _f = 8.0 ns
8
6.0 ns
6
4.0 ns
4
3.0 ns
2
V_CC = -1.5V
I _C = 50 mA
0
0
2
4
6
8
10
I _B2 - TURN-OFF BASE CURRENT (mA)
Figure 18. Fall Time vs Turn-On/Turn-Off
Base Currents
©2002 Fairchild Semiconductor Corporation
Rev. B, November 2002