MMBT4401 Datasheet, PDF (5/6 Pages) Transys Electronics – NPN SMALL SIGNAL SURFACE MOUNT TRANSISTOR

RATING AND CHARACTERISTICS CURVES ( MMBT4401 )
3.0
VCE = 1.0V
2.0
VCE = 10V
1.0
0.7
0.5
TJ = 125^OC
25^OC
-55^OC
0.3
0.2
0.1
0.2 0.3 0.5 0.7 1.0
2.0 3.0 5.0 7.0 10
20 30 50 70 100
200 300 500
IC, COLLECTOR CURRENT (mA)
Figure 13. DC Current Gain
1.0
0.8
TJ = 25^OC
0.6
IC = 1.0mA
0.4
10 mA
100 mA
500 mA
0.2
0
0.01
0.02 0.03 0.05 0.07 0.1
0.2 0.3 0.5 0.7 1.0
2.0 3.0 5.0 7.0 10
IB, BASE CURRENT (mA)
Figure 14. Collector Saturation Region
20 30 50
1.0
+ 0.5
TJ = 25^OC
0.8
VBE(sat) @ IC/IB = 10
0
Q_VC for VCE(sat)
-0.5
0.6
VBE @ VCE= 10V
-1.0
0.4
-1.5
0.2
VCE(sat) @ IC/IB = 10
-2.0
Q_VB for VBE
0
0.1 0..2 0.5 1.0 2.0 5.0 10 20 50 100 200 500
IC, COLLECTOR CURRENT (mA)
Figure 15. "ON" Voltages
-2.5
0.1 0..2 0.5 1.0 2.0 5.0 10 20 50 100 200 500
IC, COLLECTOR CURRENT (mA)
Figure 16. Temperature Coefficients