AH312 / ECP200G
2 Watt, High Linearity InGaP HBT Amplifier
Product Information
900 MHz Application Circuit (AH312-S8PCB900)
Typical RF Performance at 25°C
Frequency
S21 – Gain
900 MHz
18 dB
S11 – Input Return Loss
S22 – Output Return Loss
Output P1dB
-18 dB
-11 dB
+33 dBm
Output IP3
+49 dBm
(+17 dBm / tone, 1 MHz spacing)
Channel Power
+27 dBm
(@-45 dBc ACPR, IS-95 9 channels fwd)
Noise Figure
8.0 dB
+5 V
800 mA
Device / Supply Voltage
Quiescent Current (1)
1. This corresponds to the quiescent current or operating current under
small-signal conditions into pins 6, 7, and 8.
S21 vs. Frequency
S11 vs. Frequency
+25°C -40°C
S22 vs. Frequency
20
0
-5
0
-5
+85°C
19
18
17
-10
-15
-20
-25
-30
-10
-15
-20
16
+25°C
880
-40°C
900
+85°C
920 940
+25°C -40°C +85°C
15
840
860
880
Frequency (MHz)
Noise Figure vs. Frequency
900
920
940
840
860
880
900
920
940
840
860
Frequency (MHz)
Frequency (MHz)
P1dB vs. Frequency
ACPR vs. Channel Power
Circuit boards are optimized at 880 MHz
IS-95, 9 Ch. Fwd, ±885 kHz offset, 30 kHz Meas BW, 900 MHz
10
36
34
32
30
28
26
-40
-50
-60
-70
8
6
4
2
0
-40°C
880
+25°C
900
+85°C
920
-40°C
880
+25°C
900
+85°C
920
-40 C
25
+25 C
27
+85 C
28 29
840
860
940
840
860
940
22
23
24
26
Frequency (MHz)
Frequency (MHz)
Output Channel Power (dBm)
OIP3 vs. Frequency
OIP3 vs. Temperature
OIP3 vs. Output Power
+25° C, +17 dBm/tone
freq. = 900 MHz, 901 MHz, +17 dBm/tone
freq. = 900 MHz, 901 MHz, +25° C
55
55
55
50
45
40
35
50
45
40
35
50
45
40
35
840
860
880
900
920
940
-40
-15
10
35
60
85
12
14
16
18
20
22
24
26
Frequency (MHz)
Temperature (°C)
Output Power (dBm)
Specifications and information are subject to change without notice.
Page 3 of 9 June 2005
WJ Communications, Inc • Phone 1-800-WJ1-4401 • FAX: 408-577-6621 • e-mail: sales@wj.com • Web site: www.wj.com
WJCI [ WJ COMMUNICATION. INC. ]
