Legend +25 ºC +85 ºC - - - - - - -55 ºC
RF AMPLIFIER
MODEL QBH-845
Specifications
Maximum Ratings
Ambient Operating Temperature ................-55ºC to +125 ºC
Storage T emperature .................................-65ºC to +150 ºC
Case T emperature..................................................+125 ºC
DC V oltage .......................................................+16.5 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.)
Features
! !
! !
! High Gain: 17.0 dB T ypical
! !
! !
! High Power: +16 dBm Typical
!!
!!
! Operating Temp. -55 ºC to +85 ºC
!!
!!
! Environmental Screening Available
CHARACTERISTIC TYPICAL MIN/MAX
Ta= 25 ºC Ta = -55 ºC to +85 ºC
Frequency 3 - 100 MHz 3 - 100 MHz
Power Vdc +15 +15
mA 30 32 Max.
Noise Figure (dB) 1.9 2.4 Max.
VSWR In 1.6:1 1.7:1 Max.
Out 1.6:1 1.7:1 Max.
Reverse Isolation (dB) -34 -34 Min.
Gain (dB) 17.0
Gain Flatness 0. 6 1.0 Max.
Output Intercept point
3rd Order +29 +27 Min.
2nd Order +43 +41 Min.
Gain vs. Temperature +0.8/-0.8 Max.
1 dB Compression (dBm) +16 +15 Min.
± 0.5
Typical Performance Data
Note: Specifications are guaranteed when tested in a 50 Ohm system.
Specifications indicated as typical are not guaranteed.
03/11/05
Linear S-Parameters Data
FREQ. – – S11– – – – S21– – – – S12– – – – S22– –
MHz AngdBAng
dB
AngdBAngdB
3
6
8
10
30
50
70
90
100
-37.7
-40.5
-40.4
-41.3
-29.2
-23.8
-20.2
-17.1
-15.8
151.8
133.7
119.4
117.3
-87.0
-105.7
-120.8
-136.3
-144.5
17.1
17.0
17.1
17.1
17.1
17.2
17.2
17.2
17.0
-176.6
179.2
177.4
175.8
161.9
148.5
134.5
119.0
110.3
-51.9
-52.6
-52.4
-51.1
-46.4
-42.8
-39.9
-37.8
-37.1
66.1
51.6
41.7
40.3
44.9
29.8
22.6
7.4
-4.2
-28.4
-29.2
-29.3
-29.4
-31.6
-33.7
-24.9
-18.8
-16.4
37.6
20.5
14.7
10.3
-8.0
147.9
139.9
122.2
109.6
=
==================================================================
Available as: QBH-845, 4 Pin TO-8 Tall (080-22502-0001)
QBH-9-845, Connectorized Housing (ES E52-1501)
14
18
17
15
Gain (dB) Reverse Isolation (dB)
1 dB Comp. (dBm) Input/Output VSWR +25 ºC 3rd order intermodulation distortion (dBm
)
16
19
-70
-20
-40
-60
-50
-30
-10
10 100 1000MHz
10 100 1000MHz
14
19
16
15
17
10 100 1000MHz
1.8
1.4
1.2
1.6
2.0
10 100 1000MHz
32
30
28
29
33
31
10 100 1000MHz
2.5
1.0
3.0
2.0
Noise Figure (dB)
10 100 1000MHz
1.5
1.0
Input
Output
3.5
18
Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532
Spectrum Microwave · 2707 Black Lake Place · Philadelphia, Pennsylvania 19154 · PH (215) 464-4000 · Fax (215) 464-4001
www.SpectrumMicrowave.com
