The Communications Edge TM
EC1089
¼ Watt, High Linearity InGaP HBT Amplifier
Product Information
2140 MHz Application Circuit (EC1089B-PCB2140)
Typical RF Performance
CAP
ID=C1
C=100000 pF
Frequency
2140 MHz
11.5 dB
-15 dB
Vcc = +5 V
All passive components are of size 0603 unless otherwise noted.
size 1206
S21 – Gain
S11 – Input Return Loss
S22 – Output Return Loss
CAP
ID=C2
C=56 pF
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.
DIODE1
ID=D1
CAP
ID=C3
C=1000 pF
Component R1 is shown in the silkscreen but is not used for this
configuration.
-10 dB
5.6 V
L3 - the 0 ohm resistor - can be removed (with a thru line) in the
final circuit layout.
size 0805
Output IP3
IND
ID=L1
L=18 nH
+40 dBm
(+10 dBm / tone, 1 MHz spacing)
RES
ID=R1
R=2.7K Ohm
CAP
ID=C4
C=56 pF
CAP
CAP
ID=C5
C=56 pF Z=50 Ohm
PORT
P=2
PORT
P=1
Z=50 Ohm
ID=L2
Output P1dB
Noise Figure
Supply Voltage
Supply Current
+23.5 dBm
5.4 dB
+5 V
160 mA
C=1.5 pF
RES
ID=L3
R=0 Ohm
SUBCKT
ID=U1
NET="EC1089"
CAP
ID=C6
C=1.5 pF
CAP
ID=C9
C=.8 pF
C9 should be placed at
silk screen marker '6'
on the WJ evaluation board.
C6 should be placed at the silk screen
marker ’F’ on the WJ evaluation board.
The capacitor should be placed
Measured parameters were taken at 25 C.
The capacitor should be placed
39° @ 2.14GHz from pin 3
of the EC1089.
32.6° @ 2.14GHz from pin 1 of the EC1089
Specifications and information are subject to change without notice
Web site: www.wj.com Page 4 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. ]
