D1023UK
140
120
100
80
80
70
60
50
40
30
20
10
140
120
100
80
17
16
15
14
P
P
Gain
Drain Efficiency
%
out
out
dB
13
60
W
W
60
VDS = 28V
VDS = 28V
40
40
12
11
10
I
DQ = 0.3A
I
DQ = 0.3A
20
20
f = 175MHz
f = 175MHz
0
0
0
1
2
3
4
5
6
7
8
0
1
2
3
4
5
6
7
8
P
W
P
W
in
in
Pout
Drain Efficiency
Pout
Gain
Figure 1 – Power Output and Efficiency
vs. Power Input.
Figure 2 – Power Output & Gain
vs. Power Input.
-10
-15
-20
D1023UK
-25
IMD3
OPTIMUM SOURCE AND LOAD IMPEDANCE
-30
dBc
-35
VDS = 28V
Frequency
MHz
Z
Ω
Z
L
Ω
S
-40
-45
-50
f
f
1 = 175.0MHz
2 = 175.1MHz
175MHz
2.0 – j4.3 3.7 – j4.5
0
20
40
60
80
100
120
P
W PEP
out
Idq = 0.3A
Idq = 2A
Figure 3 – IMD vs. Output Power.
Typical S Parameters
!
V
= 28V, I
= 0.3A
DS
DQ
#
MHZ S MA R 50
!Freq
MHz
S11
mag
S21
mag
S12
mag
S22
mag
ang
ang
ang
ang
70
0.83 -156.8
0.87 -163.3
0.91 -171.0
0.93 -177.6
0.95 177.6
0.97 173.6
0.96 168.6
0.98 165.0
0.98 161.9
0.97 159.3
6.9
4.3
2.3
1.4
0.9
0.7
0.5
0.4
0.3
0.3
59.9 0.018 -16.7
46.9 0.012 -15.5
31.5 0.007 37.1
22.6 0.013 81.0
14.3 0.022 86.6
10.5 0.032 86.9
4.0 0.039 80.0
3.9 0.048 80.0
2.9 0.053 77.5
2.1 0.064 74.8
0.65 -137.0
0.75 -147.2
0.84 -159.7
0.90 -168.8
0.93 -175.0
0.95 179.5
0.96 175.3
0.98 172.0
0.98 169.8
0.97 166.5
100
150
200
250
300
350
400
450
500
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
Document Number 6934
Issue 1
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