BFS25A_2015 Datasheet, PDF (4/11 Pages) Quanzhou Jinmei Electronic Co.,Ltd. – NPN 5 GHz wideband transistor

Philips Semiconductors
NPN 5 GHz wideband transistor
Product specification
BFS25A
handbook,⁴h⁰alfpage
P _tot
(mW)
30
MRC038 - 1
20
10
0
0
50
100
150
200
Ts (oC)
Fig.2 Power derating curve.
handbook¹, h⁰a⁰lfpage
h _FE
80
MRC037
60
40
20
0
10^−3
10^−2
V_CE = 1 V; T_j = 25 °C.
10^−1
1
10
IC (mA)
Fig.3 DC current gain as a function of collector
current.
handbook,⁰h^.a⁵lfpage
C _re
(pF)
0.4
MRC031
0.3
0.2
0.1
0
0
1
2
3
4
5
VCB (V)
I_C = 0; f = 1 MHz.
Fig.4 Feedback capacitance as a function of
collector-base voltage.
handbook, h¹a⁰lfpage
fT
(GHz)
8
6
MRC032
VCE = 3 V
1V
4
2
0
0
0.5
1
1.5
2
2.5
IC (mA)
f = 1 GHz; T_amb = 25 °C.
Fig.5 Transition frequency as a function of
collector current.
December 1997
4