1000
VCE = 1 V
TA = 25°C
100
10
MMBT5550L, MMBT5551L
TYPICAL CHARACTERISTICS
1
0.1
0.01
10 mS
1.0 S
1
0.1
1.0
10
100
1000
IC, COLLECTOR CURRENT (mA)
Figure 10. Current Gain Bandwidth Product
0.001
1.0
10
100
1000
VCE, COLLECTOR EMITTER VOLTAGE (V)
Figure 11. Safe Operating Area
100
70
TJ = 25°C
50
30
20
10
7.0
Cibo
5.0
3.0
Cobo
2.0
1.0
0.2 0.3 0.5 0.7 1.0
2.0 3.0 5.0 7.0 10
20
VR, REVERSE VOLTAGE (VOLTS)
Figure 12. Capacitances
1000
500
300
200
tr @ VCC = 30 V
100
IC/IB = 10
TJ = 25°C
tr @ VCC = 120 V
50
td @ VEB(off) = 1.0 V
30
VCC = 120 V
20
10
0.2 0.3 0.5
1.0 2.0 3.0 5.0 10 20 30 50
IC, COLLECTOR CURRENT (mA)
100 200
Figure 13. Turn−On Time
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