Available as: QBS-227, Housing (E52-19659)
RF AMPLIFIER
MODEL QBS-227
Features
Maximum Ratings
Ambient OperatingTemperature ................ -20 ºC to +60 ºC
StorageTemperature .............................. -55 ºC to + 125 ºC
CaseTemperature .................................................+ 125 ºC
DCVoltage ......................................................... + 30 Volts
Continuous RF Input Power ................................. + 13 dBm
Short Term RF Input Power......50 Milliwatts (1 Minute Max.)
Maximum Peak Power .................... 0.5 Watt (3 µsec Max.)
ꢀ High Gain: 42.0 dB Typical
ꢀ High Power: +39 dBm Typical
ꢀ Operating Temp. - 20 ºC to +60 ºC
ꢀ Environmental ScreeningAvailable
Specifications
CHARACTERISTIC
TYPICAL
Ta= 25 ºC
MIN/MAX
Ta = -20 ºC to +60 ºC
860 - 910 MHz
Note:
Frequency
860 - 910 MHz
1. Specifications are guaranteed when tested in a 50 Ohm system. Specifica-
Gain (dB)
42.0 ± 1.0
tions indicated as typical are not guaranteed.
Gain vs. Temperature
Gain Flatness
+2.0/ -2.0 Max.
-60 Min.
1.5
-60
Reverse Isolation (dB)
VSWR
In
Out
2.0:1
2.0:1
2.0:1 Max.
2.0:1 Max.
1 dB Compression (dBm)
Output Intercept point
3rd Order
+39
+38 Min.
+49
+48 Min.
2nd Order
Power
Vdc
mA
24
3500
24
3600 Max.
Typical Performance Data
3rd order intermodulation distortion (dBm)
Reverse Isolation (dB)
Gain (dB)
-20
-30
44
56
55
43
42
41
-40
54
53
52
51
50
-50
-60
-70
-80
40
39
38
910
900
910
880
890
900
910
860
870
880
890
890
1.6
900
860
870
880
860
870
Input/Output VSWR +25ºC
1 dB Comp. (dBm)
44
43
42
1.5
1.4
1.3
41
40
39
38
Output
Input
1.2
1.1
1.0
910
900
910
880
890
900
860
870
890
860
870
880
Legend
+ 25 ºC
Linear S-Parameters Data
FREQ.
MHz
– – S11– –
– – S21– –
– – S12– –
dB
– – S22– –
dB Ang
dB Ang
Ang
dB
Ang
==================================================================
860
870
880
890
900
910
-29.7
-29.3
-27.5
-26.0
-25.8
-25.4
41.2
41.0
41.1
41.3
41.3
41.2
-56.9 144.5
40.8
55.6
59.1
50.3
46.9
28.5
-123.0
-148.4
-173.0
160.2
132.3
104.4
-28.1 -145.3
-25.6 124.6
-27.2 131.0
-59.1
-53.3
-68.1
-54.3
26.9
-9.1
93.5
27.7
-20.5
-19.9 111.9
-21.0
93.4
89.4
-71.1 -32.2
03/11/05
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