1930 - 1990 MHz Wireless Amplifier
QBS-375
Parameters
Guaranteed Guaranteed
Units
25°C
+0 to +70°C
Frequency range
Small signal gain
Gain vs. temperature
Gain flatness
1930 - 1990
MHz
dB
32.0 ± 1.0
· 1930-1990 MHz
dB Max
dB Max p-p
dB Min
Max
frequency band
1.0
50
1.3
60
Reverse isolation
VSWR Input
1.5:1
1.5:1
+46
· P1dB +46 dBm typical
· Unconditionally stable
Output
Max
dBm Min
1 dB compression
Output intercept point
3rd Order
+45
dBm Min
dBm Min
dB Max
Vdc
2nd Order
· Isolator protected
Noise figure
output port
DC supply voltage*
DC supply current
Gain vs. Vdc
13
11
11
A Max
dB/Volt Max
Package/Housing
19726 (E52-19726)
*allspecificationratingsarebasedonDCsupplyvoltage±1%
Gain (dB)
Deviation from linear phase 25°C (degrees)
34
10
5
33
32
31
30
0
-5
-10
MHz
MHz
29
1930
1940
1950
1960
1970
1970
1970
1980
1980
1980
1990
1990
1990
1930
1940
1950
1960
1970
1980
1990
Reverse Isolation (dB)
Output P1dB (dBm)
-20
-30
-40
-50
-60
-70
-80
49
48
47
46
45
44
43
MHz
MHz
1930
1940
1950
1960
1930
1940
1950
1960
1970
1980
1990
Input/Output VSWR 25°C
1.6
1.5
1.4
1.3
1.2
1.1
1.0
Output
Input
MHz
1930
1940
1950
1960
TYPICAL S-PARAMETER DATA
ABSOLUTE MAXIMUM RATINGS
S11
Ang
S21
Ang
S12
S22
Ang
77.3
Power supply voltage
MHz
1930
1935
1940
1945
1950
1955
1960
1965
dB
dB
dB
-56.6
-55.1
Ang
98.1
68.5
dB
Sustaining .................................................. +17.0 Vdc
Pulse (transient)......................................... +20.0 Vdc
Temperature
Operating .............................................. +0 to +70°C
Storage ................................................-55 to +125°C
Maximum input drive ........................................ 1.1 Vrms
-18.9 -138.0
-19.3 -145.5
-19.6 -147.3
-19.9 -156.3
-20.4 -155.2
-21.3 -161.9
-21.3 -169.4
-22.0 179.5
37.0 174.0
37.0 160.9
36.8 148.2
36.8 135.3
36.7 123.0
36.6 110.2
-23.9
-17.9 100.0
-54.9 -101.5
-54.5 -13.0
-55.4 -124.7
-24.9
94.9
-18.9 130.5
-18.5 -160.1
-21.2 109.5
-17.6 122.8
-18.4 135.9
-56.9
35.5
-90.3
36.5
36.4
97.9
85.7
-62.5
-61.0 132.1
A91-0375.07/16/98,Revision0B
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