Available as: QBH-250, F-Pack (E52-5006)
RF AMPLIFIER
MODEL QBH-250
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: 20.0 dB Typical
ꢀ High Power: +18 dBm Typical
ꢀ Environmental ScreeningAvailable
Specifications
CHARACTERISTIC
TYPICAL
Ta= 25 ºC
MIN/MAX
Note: Specifications are guaranteed when tested in a 50 Ohm system.
Specifications indicated as typical are not guaranteed.
Frequency
Gain (dB)
10 - 300 MHz
20.0
± 0.5
1.0
Gain vs. Temperature
Gain Flatness
Reverse Isolation (dB)
-23
VSWR
In
Out
1.5:1
2.0:1
1 dB Compression (dBm)
Output Intercept point
3rd Order
2nd Order
Noise Figure (dB)
+18
+30
+41
3.5
+15
51
Power
Vdc
mA
Typical Performance Data
Noise Figure (dB)
Gain (dB)
Reverse Isolation (dB)
21
20
19
4.0
3.5
-10
-20
-30
-40
3.0
2.5
2.0
18
17
16
-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
36
22
20
Output
1.8
1.6
1.4
1.2
1.0
34
32
30
28
26
18
16
14
12
Input
MHz
100
1000
MHz
100
1000
10
10
MHz
100
1000
10
Legend
+ 25 ºC
+ 85 ºC - - - - - - -55 ºC
Linear S-Parameters Data
FREQ.
MHz
– – S11– –
– – S21– –
– – S12– –
dB
– – S22– –
dB Ang
dB Ang
Ang
dB
Ang
===================================================================
10
40
-15.8
-19.1
-19.3
-19.6
-19.7
-19.8
-19.6
-18.0
-15.9
-120.1
-167.6
-178.2
177.8
170.0
168.3
145.9
139.0
128.4
19.8 -168.7
-45.2
-42.5
-41.0
-40.3
-38.7
-38.1
-33.0
-31.1
-29.6
-16.2
-23.5
-23.7
-23.3
-22.1
-21.4
-15.1
-12.4
-10.2
145.1
168.6
-173.0
-166.3
-157.8
-155.5
-161.1
-173.1
172.4
76.5
44.6
43.0
41.6
40.3
39.9
22.1
10.0
-3.4
20.1
20.1
20.1
20.1
20.1
20.3
20.3
20.3
169.2
160.6
156.5
148.5
144.7
105.9
85.8
60
70
90
100
200
250
300
65.2
Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532
03/11/05
Spectrum Microwave (Europe) · 2707 Black Lake Place · Philadelphia, Pa. 19154 · PH (215) 464-4000 · Fax (215) 464-4001
www.SpectrumMicrowave.com