DC current gain hFE = ƒ(IC)
VCE = 10 V, normalized
10 1
h FE 5
125 C
10 0
25 C
-55 C
5
SMBT3904...PN
Saturation voltage IC = ƒ(VBEsat; VCEsat)
hFE = 10
EHP00765
2
mA
Ι C 10 2
5
V CE
EHP00756
V BE
10 1
5
10 -1
10 -1
5 10 0
5 10 1
mA 10 2 2
ΙC
Total power dissipation Ptot = ƒ(TS)
SMBT3904PN
10 0
0
0.2 0.4 0.6 0.8 1.0 V 1.2
VBE sat , VCE sat
Total power dissipation Ptot = ƒ(TS)
SMBT3904UPN
300
mW
250
225
200
175
150
125
100
75
50
25
0
0 15 30 45 60 75 90 105 120 °C 150
TS
360
mW
300
270
240
210
180
150
120
90
60
30
0
0 15 30 45 60 75 90 105 120 °C 150
TS
4
2007-03-28