Transcript
HIGH ISOLATION POWER COMBINER
PBR-0006
Features
300kHz to 6 GHz Power Combiner 40 dB Typ Isolation Applications: IP3 Measurement and High Isolation Test Set-ups Microwave Power Dividers & Couplers App Note
Electrical Specifications - Specifications guaranteed from -55 to +100°C, measured in a 50Ω system. Parameter
Frequency Range
Min
Typ
Nominal Power Splitting (dB)
Max
6
Amplitude Balance (dB)
±0.6
±1.2
1.5
3
Input Port VSWR
1.2
1.5
Common Port VSWR
1.3
1.8
Excess Insertion Loss (dB)1
300 kHz to 6 GHz
Isolation (dB)
10 MHz to 6 GHz
33
40
300 kHz to 10 MHz
15
30
Power (W)
1
Weight (g)
40
1
Excess Insertion Loss = (Input Port to Common Port Insertion Loss) – 6 dB.
Model Number
Description
PBR-0006
300 kHz – 6 GHz Power Combiner with SMA connectors
1
1
Default is SMA female connectors. Consult factory for other connector options.
2.60
.345
[66.04]
[8.76]
2.04
.280
[51.82]
[7.11]
.375 [9.53]
.068 [1.72]
IN 2 .330 [8.38]
POWER COMBINER (300 kHz - 6 GHz) D/C
IN 1
.524 .660 [1.72]
[16.76]
PBR0006 COMMON Ø.093 Thru, 4 PL [2.36]
SMA Female connectors, 3 PL
PROJECTION INCH [MM]
1.30 [33.02]
XXX=±.005 XX=±.02
.69
[17.53]
215 Vineyard Court, Morgan Hill, CA 95037 | Ph: 408.778.4200 | Fax 408.778.4300 |
[email protected] 07/01/15
HIGH ISOLATION POWER COMBINER
PBR-0006
Page 2 IP3 measurement using high isolation power combiner DUT (Mixer)
RF Source 1 Power Combiner RF Source 2
R
I L
DUT (Amplifier)
RF Source 1 Power Combiner
Spectrum Analyzer
Attenuator
Spectrum Analyzer
Attenuator
RF Source 2
LO Source
Fig. 1. Mixer IP3 measurement
Fig. 2. Amplifier IP3 measurement
0
0
-3
-5
-6
Return Loss (dB)
Insertion Loss (dB)
Typical Performance
-9
-12 -15
In 1 In 2
-18
-10
-15 -20 -25
-21
-30 0
1
2
3 4 Frequency (GHz)
5
6
0
1
2
3 4 Frequency (GHz)
5
6
Fig. 4. Return loss for input and common ports.
Fig. 3. Input port to common port insertion loss.
3
0
2
-10
1
-20
Isolation (dB)
Amplitude Balance (dB)
Common In 1 In 2
0 -1
-30 -40 -50
-2
-60
-3
0
1
2
3 4 Frequency (GHz)
5
Fig. 5. Amplitude balance between input ports.
6
0
1
2
3 4 Frequency (GHz)
5
6
Fig. 6. Isolation between input ports.
Marki Microwave reserves the right to make changes to the product(s) or information contained herein without notice. Marki Microwave makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Marki Microwave assume any liability whatsoever arising out of the use of or application of any product.
215 Vineyard Court, Morgan Hill, CA 95037 | Ph: 408.778.4200 | Fax 408.778.4300 |
[email protected] 07/01/15
