2000 Feb 01
4
Philips Semiconductors
Product specification
Microwave power transistor
BLS3135-20
handbook, halfpage
(W)
0
1
(1)
(2)
(3)
2
4
0
20
3
PD (W)
15
10
5
MCD863
Fig.2
Load power as a function of drive power;
typical values.
V
CB
= 40 V; class-C; t
p
= 100
μ
s;
δ
= 10%.
(1) f = 3.1 GHz.
(2) f = 3.3 GHz.
(3) f = 3.5 GHz.
handbook, halfpage
(dB)
0
25
0
2
4
6
8
5
10
15
20
PL (W)
MCD864
(3)
(1)
(2)
Fig.3
Power gain as a function of load power;
typical values.
V
CB
= 40 V; class-C; t
p
= 100
μ
s;
δ
= 10%.
(1) f = 3.1 GHz.
(2) f = 3.3 GHz.
(3) f = 3.5 GHz.
handbook, halfpage
C
(dB)
0
25
0
10
20
30
40
5
10
15
20
PL (W)
MCD865
(3)
(1)
(2)
Fig.4
Collector efficiency as a function of load
power; typical values.
V
CB
= 40 V; class-C; t
p
= 100
μ
s;
δ
= 10%.
(1) f = 3.1 GHz.
(2) f = 3.3 GHz.
(3) f = 3.5 GHz.
handbook, halfpage
(dB)
3
3.2
3.4
Gp
η
C
3.6
f (GHz)
0
8
6
4
2
η
C
(%)
40
50
0
30
20
10
MCD866
Fig.5
Power gain and efficiency as functions of
frequency; typical values.
V
CB
= 40 V; class-C; P
L
= 20 W; t
p
= 100
μ
s;
δ
= 10%.