The Communications Edge TM
EC1089
¼ Watt, High Linearity InGaP HBT Amplifier
Product Information
900 MHz Application Circuit (EC1089B-PCB900)
Typical RF Performance
CAP
ID=C1
C=100000 pF
Vcc = +5 V
Frequency
900 MHz
15.5 dB
-15 dB
size 1206
All passive components are of size 0603 unless otherwise noted.
The diode D1 is used as over-voltage protection on the evaluation
boards. It is not specifically required in the final circuit layout in
a system using a DC regulator.
CAP
ID=C2
C=56 pF
S21 – Gain
S11 – Input Return Loss
S22 – Output Return Loss
DIODE1
ID=D1
CAP
ID=C3
C=1000 pF
L2, L3 - the 0 ohm resistor - can be removed (with a thru line) in the
final circuit layout.
5.6 V
-10 dB
size 0805
IND
ID=L1
L=33 nH
Output IP3
CAP
CAP
ID=C5
C=56 pF Z=50 Ohm
PORT
P=2
RES
ID=R1
R=2.7K Ohm
PORT
P=1
Z=50 Ohm
RES
ID=L2
R=0 Ohm
+40 dBm
ID=C4
(+11 dBm / tone, 1 MHz spacing)
size 0603
C=56 pF
Output P1dB
Noise Figure
Supply Voltage
Supply Current
+24 dBm
5.1 dB
+5 V
RES
ID=L3
SUBCKT
ID=U1
CAP
ID=C7
C=5.6 pF
R=0 Ohm
CAP
ID=C9
C=1 pF
NET="EC1089"
C9 should be placed between
silk screen markers '8' and '9'
on the WJ evaluation board.
C7 should be placed at the silk screen
marker ’F’ on the WJ evaluation board.
160 mA
The capacitor should be placed
19° @ 0.9GHz from pin 3
of the EC1089.
The capacitor should be placed
13.7° @ 0.9GHz from pin 1 of the EC1089
Measured parameters were taken at 25 C.
OIP3vs. Frequency
AverageCDMAACPR
44
43
42
41
40
39
38
37
40
45
50
55
60
65
70
75
80
85
Note:(IS95)ACPR1measuredat
750KHz, Forward9Channel
25°C
-40°C
+85°C
10
12
14
16
18
600
700
800
900
1000
1100
Averageoutputpower(dBm)
Frequency(.9GHzMatching)
1900 MHz Application Circuit (EC1089B-PCB1900)
Typical RF Performance
CAP
ID=C1
C=100000 pF
Frequency
1900 MHz
12.2 dB
-15 dB
Vcc = +5 V
size 1206
S21 – Gain
S11 – Input Return Loss
S22 – Output Return Loss
All passive components are of size 0603 unless otherwise noted.
The diode D1 is used as over-voltage protection on the evaluation
boards. It is not specifically required in the final circuit layout in
a system using a DC regulator.
CAP
ID=C2
C=56 pF
DIODE1
ID=D1
CAP
ID=C3
C=1000 pF
L2, L3 - the 0 ohm resistor - can be removed (with a thru line) in the
final circuit layout.
-10 dB
5.6 V
size 0805
Output IP3
IND
ID=L1
L=18 nH
+41 dBm
RES
ID=R1
R=2.7K Ohm
(+11 dBm / tone, 1 MHz spacing)
CAP
ID=C4
C=56 pF
CAP
ID=C5
C=56 pF Z=50 Ohm
PORT
P=2
PORT
P=1
Z=50 Ohm
RES
ID=L2
R=0 Ohm
RES
ID=L3
R=0 Ohm
Output P1dB
Noise Figure
Supply Voltage
Supply Current
+23.5 dBm
5.9 dB
+5 V
160 mA
SUBCKT
ID=U1
NET="EC1089"
CAP
CAP
ID=C9
C=1.2 pF
ID=C7
C=2.4 pF
C9 should be placed at
silk screen marker '7'
on the WJ evaluation board.
C7 should be placed at the silk screen
marker ’A’ on the WJ evaluation board.
Measured parameters were taken at 25 C.
The capacitor should be placed
34° @ 1.9GHz from pin 3
of the EC1089.
The capacitor should be placed
4.6° @ 1.9GHz from pin 1 of the EC1089
AverageCDMAACPR
OIP3vs. Temperaturevs. Frequency
40
45
43
41
39
37
35
Note:(IS95)ACPR1measuredat
750KHz, Forward9Channel
45
50
55
60
65
70
75
80
85
25°C -40°C 85°C
1600 1700 1800 1900 2000 2100
Frequency(MHz)
10
12
14
16
18
Averageoutputpower(dBm)
Specifications and information are subject to change without notice
Web site: www.wj.com Page 3 of 5 April 2006
WJ Communications, Inc Phone 1-800-WJ1-4401 FAX: 408-577-6621 e-mail: sales@wj.com
WJCI [ WJ COMMUNICATION. INC. ]
