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Philips Semiconductors
HF amplifier modules
5
handbook, halfpage
P L
(W)
4
3
2
1
0
0
1
Z
= Z
= 50 ; P
= 10 mW; V
S
L
D
Fig.10 Load power as a function of control voltage;
BGY148B; typical values.
5
handbook, halfpage
P L
(W)
4
3
2
1
0
420
440
Z
= Z
= 50 ; P
= 10 mW; V
S
L
D
Fig.12 Load power as a function of frequency;
BGY148B; typical values.
1998 May 13
MGD559
430 MHz
488 MHz
2
3
4
V C (V)
= 6 V; T
= 25 C.
S
mb
MGD561
460
480
500
f (MHz)
= 6 V; V
= 3.5 V; T
= 25 C.
S
C
mb
60
handbook, halfpage
(%)
40
20
0
0
1
Z
= Z
= 50 ; P
= 10 mW; V
S
L
D
Fig.11 Efficiency as a function of load power;
BGY148B; typical values.
60
handbook, halfpage
(%)
40
20
0
420
440
Z
= Z
= 50 ; P
= 10 mW; V
S
L
D
Fig.13 Efficiency as a function of frequency;
BGY148B; typical values.
6
Product specification
BGY148A; BGY148B
MGD560
430 MHz
488 MHz
2
3
P L (W)
= 6 V; T
= 25 C.
S
mb
MGD562
460
480
f (MHz)
= 6 V; P
= 3 W; T
= 25 C.
S
L
mb
4
500
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