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QBH-8756 Datasheet, PDF (1/1 Pages) Spectrum Microwave, Inc. – RF AMPLIFIER
RF AMPLIFIER
MODEL QBH-8756
Available as: QBH-8756, Hybrid SM (E52-19422)
Features
! High Gain: 22.5 dB Typical
! High Power: +20 dBm Typical
! Environmental Screening Available
Specifications
CHARACTERISTIC
Frequency
Gain (dB)
TYPICAL
Ta= 25 ºC
1850 - 1910 MHz
22.5 ±0.5
Gain vs. Temperature
Gain Flatness
0.7
Reverse Isolation (dB)
-40
VSWR
In
1.5:1
Out
1.5:1
1 dB Compression (dBm)
+20
Output Intercept point
3rd Order
+35
2nd Order
Noise Figure (dB)
1.0
Power
Vdc
+15
mA
210
MIN/MAX
Maximum Ratings
Ambient Operating Temperature ................ -55ºC to +125 ºC
Storage Temperature ............................... -65ºC to + 150 ºC
Case Temperature ................................................. + 125 ºC
DC Voltage ...................................................... + 15.5 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.)
Note:
1. Specifications are guaranteed when tested in a 50 Ohm system.
Specifications indicated as typical are not guaranteed.
Gain (dB)
25
24
23
22
21
20
19
1850
27
26
25
24
23
1870 MHz 1890
1 dB Comp. (dBm)
22
21
1850
1870 MHz 1890
Legend
+ 25 ºC
Typical Performance Data
Reverse Isolation (dB)
-10
-20
-30
-40
-50
1910
-60
-70
1850
1870 MHz 1890
Input/Output VSWR +25 ºC
1.6
1910
1910
1.5
1.4
1.3
1.2
1.1
1.0
1850
Output
1870
Input
MHz 1890
1910
+ 70 ºC - - - - - - -40 ºC
3.5
Noise Figure (dB)
3.0
2.5
2.0
1.5
1.0
0.0
1850
1870 MHz 1890
1910
3rd order intermodulation distortion (dBm)
41
40
39
38
37
36
35
1850
1870 MHz 1890
1910
Linear S-Parameters Data
FREQ.
– – S11– –
– – S21– –
– – S12– –
– – S22– –
MHz
dB Ang
dB Ang
dB Ang
dB Ang
===================================================================
1850
-24.0 107.5
22.8 -66.5
-44.2 -165.5
-23.9 115.3
1860
-25.6 114.7
22.7 -68.9
-43.9 -175.4
-23.4 114.0
1870
-27.7 119.8
22.7 -71.5
-44.4 -172.5
-22.9 112.5
1880
-29.9 124.0
22.6 -74.0
-44.1 -174.4
-22.5 110.8
1890
-30.4 130.0
22.5 -76.6
-44.1 -175.1
-22.1 107.9
1900
-28.0 137.0
22.4 -79.0
-43.9 -175.8
-21.8 106.5
1910
-26.6 143.4
22.3 -81.6
-44.2 -174.5
-21.5 104.8
Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532 03/11/05
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