RF Multiplexers use bi-directional bandpass filters to combine RF signals for transmission through a single coaxial cable or to split a combined signal into separate signals for transmission through independent coax cables. Types of multiplexing include diplexing, duplexing. triplexing, quadplexing and quintplexing. Multiplexors are differentiated by their frequency bands, low band attenuation, high band attenuation, return loss and mounting type.
Product List
1334 Items
PDF
Mfr Part #
Quantity Available
UnitPrice
RFQ
Series
Packaging
Product Status
Type
Frequency Bands (Low / High)
Low Band Attenuation (min / max dB)
High Band Attenuation (min / max dB)
Return Loss (Low Band / High Band)
Mounting Type
Package / Case
DPX165950DT-8048A1
RF DIPLEXER 2.45/5.425GHZ 0603
TDK Corporation
2,352
$0.32
DPX
Tape & Reel (TR)
Active
Diplexer
2.4GHz ~ 2.5GHz / 4.9GHz ~ 5.95GHz
21.00dB / 37.00dB
23.00dB / 41.00dB
-
Surface Mount
0603 (1608 Metric), 6 PC Pad
DPX165950DT-8148A1
RF DIPLEXER 2.45/5.425GHZ 0603
TDK Corporation
2,235
$0.32
DPX
Tape & Reel (TR)
Active
Diplexer
2.4GHz ~ 2.5GHz / 4.9GHz ~ 5.95GHz
21.00dB / 36.00dB
10.00dB / 42.00dB
-
Surface Mount
0603 (1608 Metric), 6 PC Pad
DPX202700DT-4062A1
RF DIPLEXER 829MHZ/2.3GHZ 0805
TDK Corporation
43
$0.56
DPX
Tape & Reel (TR)
Active
Diplexer
698MHz ~ 960MHz / 1.9GHz ~ 2.7GHz
25.00dB / 30.00dB
30.00dB / 39.00dB
26.0dB / 15.0dB
Surface Mount
0805 (2012 Metric), 6 PC Pad
DPX202700DT-4162A1
MULTILAYER DIPLEXER FOR 698 - 96
TDK Corporation
1,504
$0.53
DPX
Tape & Reel (TR)
Active
Diplexer
698MHz ~ 960MHz / 1.71GHz ~ 2.7GHz
30.00dB / 39.10dB
25.00dB / 29.70dB
10.03dB / 10.03dB
Surface Mount
0805 (2012 Metric), 6 PC Pad
DPX165950DT-8126A1
RF DIPLEXER 2.45/5.425GHZ 0603
TDK Corporation
264
$0.77
DPX
Tape & Reel (TR)
Active
Diplexer
2.4GHz ~ 2.5GHz / 4.9GHz ~ 5.95GHz
-
-
21.5dB / 16.6dB
Surface Mount
0603 (1608 Metric), 6 PC Pad
B39781B8005P810
RF DUPLEXER 751MHZ/782MHZ 9SMD
Qualcomm (RF front-end (RFFE) filters)
155
$3.79
Tape & Reel (TR)
Active
Duplexer
746MHz ~ 756MHz / 777MHz ~ 787MHz
54.00dB / 58.00dB
50.00dB / 57.00dB
-
Surface Mount
9-SMD, No Lead
LDPG-272-492+
RF DIPLEXER 1.35/5.325GHZ 0805
Mini-Circuits
22
$10.60
Tape & Reel (TR)
Active
Diplexer
0Hz ~ 2.7GHz / 4.9GHz ~ 5.75GHz
-
-
16.0dB / 14.0dB
Surface Mount
0805 (2012 Metric), 6 PC Pad
DPX105850DT-6019A1
RF DIPLEXER 2.45GHZ/5.5GHZ 0402
TDK Corporation
3,635
$0.26
DPX
Tape & Reel (TR)
Active
Diplexer
2.4GHz ~ 2.5GHz / 5.15GHz ~ 5.85GHz
21.00dB / -
14.00dB / -
-
Surface Mount
0402 (1005 Metric), 4 PC Pad
DPX105850DT-6018A1
MULTILAYER DIPLEXER FOR 2400 - 2
TDK Corporation
2,281
$0.27
DPX
Tape & Reel (TR)
Active
Diplexer
2.4GHz ~ 2.5GHz / 5.15GHz ~ 5.85GHz
17.00dB / 33.00dB
25.00dB / 32.00dB
10.0dB / 10.0dB
Surface Mount
0402 (1005 Metric), 4 PC Pad
DPX105950DT-6012A1
RF DIPLEXER 2.4GHZ/5.425GHZ 0402
TDK Corporation
904
$0.33
DPX
Tape & Reel (TR)
Active
Diplexer
2.3GHz ~ 2.5GHz / 4.9GHz ~ 5.95GHz
30.00dB / -
20.00dB / -
10.0dB / 10.0dB
Surface Mount
0402 (1005 Metric), 4 PC Pad
DPX162500DT-8028A1
RF DIPLEXER 1.575/2.45GHZ 0603
TDK Corporation
2,694
$0.34
DPX
Tape & Reel (TR)
Active
Diplexer
1.572GHz ~ 1.578GHz / 2.4GHz ~ 2.5GHz
13.00dB / 22.40dB
22.00dB / 36.60dB
14.0dB / 14.0dB
Surface Mount
0603 (1608 Metric)
DPX165950DT-8145A1
MULTILAYER DIPLEXER FOR 2400 - 2
TDK Corporation
2,091
$0.33
DPX
Tape & Reel (TR)
Active
Diplexer
2.4GHz ~ 2.5GHz / 4.9GHz ~ 5.95GHz
30.00dB / 37.00dB
15.00dB / 19.00dB
9.54dB / 9.54dB
Surface Mount
0603 (1608 Metric), 6 PC Pad
TPX255850MT-7013A3
RF TRIPLEXER 1008 9 PC PAD
TDK Corporation
502
$0.52
TPX
Tape & Reel (TR)
Active
Triplexer
-
13.00dB / 17.00dB
-
-
Surface Mount
1008 (2520 Metric), 9 PC Pad
TPX253600MT-7019B2
MULTILAYER TRIPLEXER FOR 698 - 9
TDK Corporation
1,120
$0.49
TPX
Tape & Reel (TR)
Active
Triplexer
698MHz ~ 960MHz / 2.5GHz ~ 3.6GHz
35.00dB / 51.30dB
18.00dB / 21.70dB
14.0dB / 14.0dB
Surface Mount
1008 (2520 Metric), 9 PC Pad
DPX205850DT-4054B1
MULTILAYER DIPLEXER FOR 800 - 21
TDK Corporation
142
$0.53
DPX
Tape & Reel (TR)
Active
Diplexer
800MHz ~ 2.17GHz / 2.4GHz ~ 5.85GHz
10.00dB / 36.00dB
12.00dB / 24.00dB
10.0dB / 10.0dB
Surface Mount
0805 (2012 Metric), 6 PC Pad
DPX205950DT-9008A1
RF DIPLEXER 2.4GHZ/5.425GHZ 0805
TDK Corporation
726
$0.68
DPX
Tape & Reel (TR)
Active
Diplexer
2.3GHz ~ 2.5GHz / 4.9GHz ~ 5.95GHz
20.00dB / -
20.00dB / -
20.0dB / 11.0dB
Surface Mount
0805 (2012 Metric), 6 PC Pad
DPX205850DT-4155A1
RF DIPLEXER 1345MZ/4.125GHZ 0805
TDK Corporation
1,078
$0.87
DPX
Tape & Reel (TR)
Active
Diplexer
700MHz ~ 1.99GHz / 2.4GHz ~ 5.85GHz
-
15.00dB / 21.00dB
9.54dB / 9.54dB
Surface Mount
0805 (2012 Metric), 6 PC Pad
DPX205850DT-4055A1
RF DIPLEXER 1345MZ/4.125GHZ 0805
TDK Corporation
496
$0.86
DPX
Tape & Reel (TR)
Active
Diplexer
700MHz ~ 1.99GHz / 2.4GHz ~ 5.85GHz
13.00dB / 28.00dB
15.00dB / 21.00dB
9.5dB / 9.5dB
Surface Mount
0805 (2012 Metric), 6 PC Pad
DPX202170DT-4049A1
RF DIPLEXER 892MHZ/1.94GHZ 0805
TDK Corporation
847
$0.86
DPX
Tape & Reel (TR)
Active
Diplexer
824MHz ~ 960MHz / 1.71GHz ~ 2.17GHz
15.00dB / 18.00dB
20.00dB / 23.00dB
20.0dB / 14.0dB
Surface Mount
0805 (2012 Metric), 6 PC Pad
DPX205950DT-9126A1
RF DIPLEXER 2.45/5.425GHZ 0805
TDK Corporation
258
$0.86
DPX
Tape & Reel (TR)
Active
Diplexer
2.4GHz ~ 2.5GHz / 4.9GHz ~ 5.95GHz
20.00dB / 36.00dB
15.00dB / 28.00dB
17.0dB / 16.0dB
Surface Mount
0805 (2012 Metric), 6 PC Pad
About RF Multiplexers
What are RF Multiplexers?
RF Multiplexers
RF Multiplexers, or Radio Frequency Multiplexers, are essential components in communication systems that allow multiple signals to share a single communication channel or medium. They function by combining several input signals into one output signal, or vice versa, enabling efficient use of available bandwidth. Operating on the principle of frequency division, RF Multiplexers separate signals based on their frequency, allowing simultaneous transmission without interference. This capability is crucial in systems where bandwidth is limited, and multiple data streams need to be transmitted concurrently.
Types of RF Multiplexers
1. Frequency Division Multiplexers (FDM)
Frequency Division Multiplexers are designed to separate signals based on their frequency bands. They are commonly used in applications where different frequency channels need to be combined or split, such as in cable television systems. FDMs are characterized by their ability to handle multiple frequency bands simultaneously, making them ideal for applications requiring high bandwidth efficiency.
2. Time Division Multiplexers (TDM)
Time Division Multiplexers allocate time slots to each signal, allowing them to share the same frequency channel. This type is particularly useful in digital communication systems where data is transmitted in discrete time intervals. TDMs are often employed in telecommunication networks to optimize the use of available bandwidth by interleaving data streams in a time-sequenced manner.
3. Wavelength Division Multiplexers (WDM)
Wavelength Division Multiplexers are used in optical communication systems to combine multiple light signals into a single fiber optic cable. Each signal is assigned a unique wavelength, allowing simultaneous transmission without interference. WDMs are crucial in expanding the capacity of fiber optic networks, supporting high-speed data transmission over long distances.
How to choose RF Multiplexers?
When selecting RF Multiplexers, several key parameters must be considered to ensure optimal performance:
Frequency Range: Ensure the multiplexer supports the required frequency bands for your application.
Isolation: High isolation between channels is critical to prevent signal interference.
Insertion Loss: Low insertion loss is desirable to maintain signal strength.
Power Handling: Consider the maximum power the multiplexer can handle without degradation.
Environmental Factors: Evaluate the operating temperature range and environmental conditions the multiplexer will be exposed to.
To assess product quality and reliability, review supplier certifications, customer reviews, and warranty offerings. Installation requirements, such as size constraints and mounting options, should also be considered to ensure compatibility with existing systems.
Applications of RF Multiplexers
1. Telecommunications
In telecommunications, RF Multiplexers are used to manage multiple voice and data channels over a single transmission medium. They facilitate efficient bandwidth utilization in cellular networks, enabling seamless communication between users.
2. Broadcasting
Broadcasting industries utilize RF Multiplexers to combine multiple television or radio signals for transmission over a single channel. This allows broadcasters to deliver diverse content to audiences without requiring additional bandwidth.
3. Aerospace and Defense
In aerospace and defense, RF Multiplexers are employed in radar and communication systems to manage multiple frequency bands. They ensure reliable signal transmission and reception in complex environments, enhancing situational awareness and operational efficiency.
4. Satellite Communications
Satellite communication systems rely on RF Multiplexers to handle multiple uplink and downlink signals. They enable efficient use of satellite transponders, supporting a wide range of services such as television broadcasting, internet access, and remote sensing.
5. Medical Imaging
In medical imaging, RF Multiplexers are used in MRI machines to switch between different imaging coils. This capability enhances image quality and diagnostic accuracy, supporting advanced medical diagnostics and patient care.
