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Philips Semiconductors
HF amplifier modules
4
handbook, halfpage
V C
(V)
3
2
1
0
420
440
Z
= Z
= 50 ; P
= 10 mW; V
S
L
D
Fig.14 Control voltage and input VSWR as functions
of frequency; BGY148B; typical values.
5
handbook, halfpage
P L
(W)
4
3
2
1
0
25
0
Z
= Z
= 50 ; P
= 2 mW; V
S
L
D
Fig.16 Load power as a function of mounting base
temperature; BGY148B; typical values.
1998 May 13
MGD563
V C
VSWR in
460
480
500
f (MHz)
= 6 V; P
= 3 W; T
= 25 C.
S
L
mb
MDA205
430 MHz
488 MHz
25
50
75
100
o
T mb (
C)
= 4.8 V; T
= 25 C.
S
mb
30
3.0
H 2, H 3
VSWR in
(dBc)
2.5
40
2.0
50
1.5
60
1.0
70
420
Z
= Z
= 50 ; P
S
L
Fig.15 Harmonics as a function of frequency;
7
Product specification
BGY148A; BGY148B
H 2
H 3
440
460
= 2 mW; V
= 4.8 V; P
= 3 W; T
D
S
L
BGY148B; typical values.
MGD564
480
500
f (MHz)
= 25 C.
mb
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