BFR740L3RH Datasheet, PDF (4/11 Pages) Infineon Technologies AG – NPN Silicon Germanium RF Transistor

Total power dissipation P_tot = ƒ(T_S)
BFR740L3RH
Permissible Puls Load R_thJS = ƒ (t_p)
180
160
140
120
100
80
60
40
20
0
0
15
30
45
60
75
90 105 120 135 150
T [°C]
S
Permissible Pulse Load
P_totmax/P_totDC = ƒ(t_p)
D = 0.5
D = 0.2
2
10
D = 0.1
D = 0.05
D = 0.02
D = 0.01
D = 0.005
D=0
→
t
p
←
D=t /T
p
←T →
1
10
−7
−6
−5
−4
−3
−2
−1
0
10
10
10
10
10
10
10
10
tp [s]
Collector-base capacitance C_cb = ƒ (V_CB)
f = 1 MHz
2
10
→
t
p
←
D=t /T
p
←T →
D=0
1
D = 0.005
10
D = 0.01
D = 0.02
D = 0.05
D = 0.1
D = 0.2
D = 0.5
0
10
−7
−6
−5
−4
−3
−2
−1
0
10
10
10
10
10
10
10
10
tp [s]
0.2
0.18
0.16
0.14
0.12
0.1
0.08
0.06
0.04
0.02
0
0
2
4
6
8
10
12
V [V]
CB
4
2010-09-08