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
December 2004
EC1089
Watt, High Linearity InGaP HBT Amplifier
Product Information
The Communications Edge
TM
900 MHz Application Circuit (EC1089B-PCB900)
Typical RF Performance
Frequency
900 MHz
S21
– Gain
15.5 dB
S11 – Input Return Loss
-15dB
S22 – Output Return Loss
-10 dB
Output IP3
(+11 dBm / tone, 1 MHz spacing)
Output P1dB
+24 dBm
Noise Figure
5.1 dB
Supply Voltage
+5 V
Supply Current
160 mA
Measured parameters were taken at 25 C.
+40 dBm
CAP
ID=
C=
56 pF
C4
CAP
ID=
C=
56 pF
C5
RES
ID=
R=
2700 Ohm
L2
CAP
ID=
C=
5.6 pF
IDIODE1
5.6 V
RES
ID=
R=
0 Ohm
L3
CAP
ID=
C=
56 pF
C1
CAP
ID=
size 0805
C2
CAP
ID=
size 1206
C3
IND
ID=
L=
33 nH
L1
CAP
ID=
C=
1.0 pF
SID=
NET=
"EC1089B"
U1
P1
P=
50 Ohm
Z=
P2
P=
50 Ohm
Z=
Vcc = +5 V
C12 should be placed at the silk screen
All passive components are of size 0603 unless otherwise noted.
The capacitor should be placed
C13 should be placed at the silk screen
The capacitor should be placed
OIP3 vs. Frequency
37
38
39
40
41
42
43
44
600
700
Frequency (.9 GHz Matching)
800
900
1000
1100
O
25°C
-40°C
+85°C
Average CDMA ACPR
40
45
50
55
60
65
70
75
80
85
10
12
14
16
18
Average output power (dBm)
A
Note: (IS95) ACPR1 measured at
750KHz, Forward 9 Channel
1900 MHz Application Circuit (EC1089B-PCB1900)
Typical RF Performance
Frequency
1900 MHz
S21
– Gain
12.2 dB
S11 – Input Return Loss
-15 dB
S22 – Output Return Loss
-10 dB
Output IP3
(+11 dBm / tone, 1 MHz spacing)
Output P1dB
+23 dBm
Noise Figure
5.9 dB
Supply Voltage
+5 V
Supply Current
160 mA
Measured parameters were taken at 25 C.
+41 dBm
CAP
ID=
C=
56 pF
C4
CAP
ID=
C=
56 pF
C5
IND
ID=
L=
18 nH
L1
RES
ID=
R=
2700 Ohm
L2
IND
ID=
L=
2.7 nH
L3
CAP
ID=
C=
2.4 pF
C7
CAP
ID=
C=
1.2 pF
IDIODE1
5.6 V
CAP
ID=
C=
56 pF
C1
CAP
ID=
size 0805
C2
CAP
ID=
size 1206
C3
SID=
NET=
"EC1089B"
U1
P1
P=
50 Ohm
Z=
P2
P=
50 Ohm
Z=
Vcc = +5 V
marker "A" on the WJ evaluation board.
All passive components are of size 0603 unless otherwise noted.
5°@ 1.9GHz from pin 1.
34°@ 1.9GHz from pin 3.
marker "7" on the WJ evaluation board.
OIP3 vs. Temperature vs. Frequency
35
37
39
41
43
45
1600
1700
1800
1900
2000
2100
Frequency (MHz)
d
25°C
-40°C
85°C
Average CDMA ACPR
40
45
50
55
60
65
70
75
80
85
10
12
14
16
18
Average output power (dBm)
A
Note: (IS95) ACPR1 measured at
750KHz, Forward 9 Channel