
Specifications and information are subject to change without notice
WJ Communications, Inc
¤
Phone 1-800-WJ1-4401
¤
FAX: 408-577-6621
¤
e-mail: sales@wj.com
¤
Web site: www.wj.com
Page 3 of 5
April 2006
ECP050D
Watt, High Linearity InGaP HBT Amplifier
Product Information
The Communications Edge TM
1960 MHz Application Circuit (ECP050D-PCB1960)
Typical RF Performance at 25
qC
C AP
ID=C6
C =10 pF
CAP
ID=C2
C=56 pF
IND
ID=L1
L=18 nH
CAP
ID =C3
C=56 pF
TLIN P
ID=TL1
Z0=50 Ohm
L=175 mil
Eeff=3.16
Loss=0
F0=0 GHz
RES
ID=C11
R=0 Ohm
R ES
ID =R3
R =51 Ohm
CAP
ID=C1
C=56 pF
CAP
ID=C8
C=0.8 pF
TLIN P
ID=TL2
Z0= 50 Ohm
L=250 mil
Eeff=3.16
Loss= 0
F0= 0 GHz
CAP
ID=C9
C=2 pF
CAP
ID= C7
C=1000 pF
CAP
ID=C 4
C=1e7 pF
R ES
ID=R1
R =100 Ohm
RES
ID=R2
R= 22 Ohm
CAP
ID=C5
C=1000 pF
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
14
15
16
SU BCKT
ID=ECP50D
NET="QFN"
PORT
P=1
Z=50 Ohm
PORT
P=2
Z=50 Ohm
Vsupply = +5V
size 1008
The transmission line lengths are from the edge of the device
pins to the center of the component.
All passive components are size 0603 unless otherwise noted.
C8 should be placed at silk screen marker "D"on the
WJ evaluation board.
C9 should be placed between silk screen markers "4"
and "5" on WJ evaluation board.
+5.6V Zener
S21 vs. Frequency
6
8
10
12
14
16
1930
1940
1950
1960
1970
1980
1990
Frequency (MHz)
S
2
1
(d
B
)
+25°C
+85°C
-40°C
S11 vs. Freqency
-25
-20
-15
-10
-5
0
1930
1940
1950
1960
1970
1980
1990
Frequency (MHz)
S
1
(d
B
)
+25°C
85°C
-40°C
S22 vs. Frequency
-25
-20
-15
-10
-5
0
1930
1940
1950
1960 1970 1980 1990
Frequency (MHz)
S
2
(d
B
)
+25°C
+85°C
-40°C
Noise Figure vs. Frequency
0
1
2
3
4
5
6
7
1930
1940
1950
1960
1970
1980
1990
Frequency (MHz)
N
F
(d
B
)
+25°C
+85°C
-40°C
P1 dB vs. Frequency
24
25
26
27
28
29
30
1930
1940
1950
1960
1970
1980
1990
Frequency (MHz)
P
1
d
B
(d
B
m
)
+25°C
+85°C
-40°C
ACPR vs. Channel Power
IS-95, 9 ch,Fwd, ±885 KHz offset, 30 KHz Meas BW, 1960 MHz
-70
-65
-60
-55
-50
-45
-40
15 16 17 18 19 20 21 22 23 24
Output Channel Power (dBm)
A
C
P
R
(d
B
c
)
+25°C
+85°C
-40°C
OIP3 vs. Output Power
freq=1960, 1961 MHz,+ 25°C
36
38
40
42
44
46
8
10
12
14
16
18
20
Output Power (dBm)
O
IP
3
(d
B
m
)
OIP3 vs. Frequency
+25°C, +11 dBm / tone
36
38
40
42
44
46
1930
1940
1950
1960
1970
1980
1990
Frequency (MHz)
O
IP
3
(d
B
m
)
OIP3 vs. Temperature
freq=1960,1961 MHz, +11 dBm / tone
36
38
40
42
44
46
-40
-15
10
35
60
85
Temperature (°C)
O
IP
3
(d
B
m
)
Frequency
1960 MHz
S21 – Gain
14.3 dB
S11 – Input Return Loss
-12 dB
S22 – Output Return Loss
-8 dB
Output P1dB
+28.3 dBm
Output IP3
(+11 dBm / tone, 1 MHz spacing)
+44 dBm
Channel Power
(@-45 dBc ACPR, IS-95 9 channels fwd)
+22.5 dBm
Noise Figure
5 dB
Device / Supply Voltage
+5 V
Quiescent Current
250 mA