Available as: QBH-237, F-Pack (E52-5006)
RF AMPLIFIER
MODEL QBH-237
Features
Maximum Ratings
Ambient OperatingTemperature .............. -55ºC to + 125 ºC
StorageTemperature ............................... -65ºC to + 150 ºC
CaseTemperature .................................................+ 125 ºC
DCVoltage ......................................................... + 20 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: 12.5 dB Typical
ꢀ High Power: +20 dBm Typical
ꢀ Operating Temp. - 54 ºC to +85 ºC
ꢀ Environmental ScreeningAvailable
Specifications
CHARACTERISTIC
TYPICAL
MIN/MAX
Ta = -54 ºC to +85 ºC
10 - 200 MHz
Ta= 25 ºC
10 - 200 MHz
12.5
Note: Specifications are guaranteed when tested in a 50 Ohm system.
Specifications indicated as typical are not guaranteed.
Frequency
Gain (dB)
± 0.5
Gain vs. Temperature
Gain Flatness
+0.5/-0.5 Max.
1.0 Max.
1.0
Reverse Isolation (dB)
-25
-25 Min.
VSWR
In
Out
1.5:1
1.5:1
1.5:1 Max.
1.5:1 Max.
1 dB Compression (dBm)
Output Intercept point
3rd Order
2nd Order
Noise Figure (dB)
+20
+19 Min.
+38
+50
3.5
+15
94
+36 Min.
+48 Min.
3.8 Max.
+15
Power
Vdc
mA
97 Max.
Typical Performance Data
Noise Figure (dB)
Gain (dB)
Reverse Isolation (dB)
14
13
4.0
3.5
-10
-20
-30
-40
12
11
10
9
3.0
2.5
2.0
-50
-60
-70
MHz
100
1000
MHz
100
1000
MHz
100
1000
10
10
10
3rd order intermodulation distortion (dBm)
Input/Output VSWR +25ºC
1 dB Comp. (dBm)
2.0
44
24
23
22
1.8
1.6
1.4
1.2
1.0
42
40
38
36
34
21
20
19
Output
Input
MHz
100
1000
MHz
100
1000
10
10
MHz
100
1000
10
Legend
+ 25 ºC
+ 85 ºC - - - - - - -54 ºC
Linear S-Parameters Data
FREQ.
MHz
– – S11– –
dB Ang
– – S21– –
dB Ang
– – S12– –
dB
– – S22– –
Ang
dB
Ang
===================================================================
10
30
-32.4
-35.2
-30.9
-26.9
-25.4
-24.1
-20.8
-17.3
-16.0
178.5
-142.1
-122.6
-123.5
-126.4
-128.7
-141.3
-163.8
-175.1
12.9 178.8
-39.0
-37.8
-36.5
-35.1
-34.4
-33.8
-31.6
-29.2
-28.2
-22.5
-22.4
-21.9
-21.4
-21.2
-20.9
-19.9
-18.4
-17.5
9.0
-16.5
-32.5
-47.1
-54.2
-61.4
-84.0
-115.6
-130.8
26.4
23.6
26.8
27.7
27.3
27.2
21.8
10.7
4.1
12.9
12.9
12.9
12.9
12.9
12.9
12.8
12.8
168.1
158.9
149.9
145.5
141.1
125.4
102.8
91.4
50
70
80
90
125
175
200
03/11/05
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