Philips Semiconductors
NPN 7 GHz wideband transistor
Product specification
BFQ621
handbook, full pagewidth
90o
135 o
45 o
180 o
0.5 0.4 0.3 0.2 0.1
40 MHz
3 GHz
0o
135 o
45 o
90o
MLC998
VCE = 18 V; IC = 120 mA.
Fig.11 Common emitter reverse transmission coefficient (s12); typical values.
handbook, full pagewidth
90 o
1
135 o
0.5
0.2
180 o 0
0.2
0.5
1
3 GHz
0.2
1.0
2
45 o
0.8
0.6
0.4
5
0.2
2
5
0o 0
40 MHz
5
0.5
135 o
1
90 o
VCE = 18 V; IC = 120 mA; Zo = 50 Ω.
2
45 o
MLC999
1.0
Fig.12 Common emitter output reflection coefficient (s22); typical values.
1995 Sep 26
8