BFG424F_15 Datasheet, PDF (9/13 Pages) Quanzhou Jinmei Electronic Co.,Ltd. – NPN 25 GHz wideband transistor

Philips Semiconductors
7.1 Noise data
Table 8: Noise data
V_CE = 2 V; typical values.
f
I_C
(MHz)
(mA)
900
1
2
4
10
15
20
25
30
2000
1
2
4
10
15
20
25
30
NF_min
(dB)
0.7
0.81
1
1.4
1.65
1.9
2.1
2.3
1.3
1.2
1.2
1.6
1.9
2.2
2.5
2.8
BFG424F
NPN 25 GHz wideband transistor
Γ_opt
ratio
0.67
0.48
0.28
0.02
0.11
0.19
0.25
0.29
0.56
0.43
0.22
0.06
0.13
0.17
0.22
0.27
r_n
(deg)
(Ω)
19.1
0.40
17.8
0.27
11.7
0.24
−63.9
0.19
−162.4
0.18
−165.5
0.18
−166.3
0.19
−166.5
0.19
57.5
0.36
57.2
0.25
60.8
0.18
137.4
0.19
−162.1
0.20
−155.5
0.20
−152.2
0.21
−150.8
0.25
3
NF_min
(dB)
2
1
001aad829
(1)
(2)
0
0
10
20
30
I_C (mA)
(1) f = 2 GHz
(2) f = 900 MHz
Fig 13. Minimum noise figure as a function of collector current; typical values
BFG424F_1
Product data sheet
Rev. 01 — 21 March 2006
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
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