| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Amphenol |
PRO-TRI 174/380-520/760-960 SM |
100 |
|
 |
Anatech Electronics Inc. |
195MHZ / 2140MHZ CAVITY DUPLEXER |
100 |
|
 |
TAIYO YUDEN |
RF DUPLEXER 897.5/942.5MHZ 8SMD |
3079 |
|
 |
TDK Corporation |
RF DIPLEXER 2.45GHZ/5.5GHZ 0603 |
2682 |
|
 |
Metelics (MACOM Technology Solutions) |
RF DIPLEXER MODULE |
9261000 |
|
 |
TDK Corporation |
RF DIPLEXER 829MHZ/2.2GHZ 1008 |
1440 |
|
 |
TDK Corporation |
RF DIPLEXER 1159MHZ/2.31GHZ 0805 |
2000 |
|
 |
TDK Corporation |
RF DIPLEXER 877MHZ/4.125GHZ 0805 |
1713 |
|
 |
Anatech Electronics Inc. |
452 MHZ / 457 MHZ CAVITY DUPLEXE |
10 |
|
 |
Johanson Technology |
RF DIPLEXER 2.45GHZ/5.4GHZ 1206 |
0 |
|
 |
TDK Corporation |
RF DIPLEXER 0603 6 PC PAD |
3077 |
|
 |
TDK Corporation |
RF DIPLEXER 892MHZ/1.94GHZ 0805 |
2510 |
|
 |
TAIYO YUDEN |
RF DIPLEXER 829MHZ/2.2GHZ 0603 |
6000 |
|
 |
Elco (AVX) |
RF DIPLEXER 2.45/5.425GHZ 0603 |
0 |
|
 |
TDK Corporation |
MULTILAYER TRIPLEXER FOR 698 - 9 |
2120 |
|
 |
TDK Corporation |
RF DIPLEXER 0805 6 PC PAD |
1965 |
|
 |
TAIYO YUDEN |
RF FBAR DUPLEXER LTE BAND 7 |
0 |
|
 |
TDK Corporation |
RF DIPLEXER 2.4GHZ/5.425GHZ 0402 |
6314 |
|
 |
TAIYO YUDEN |
RF DUPLEXER 1.735/2.135GHZ 8SMD |
918 |
|
 |
TDK Corporation |
RF DIPLEXER 872.5MZ/1.78GHZ 0805 |
4000 |
|
RF/IF multiplexers are devices that route high-frequency signals (typically 300 MHz to 6 GHz for RF, and 10 MHz to 1 GHz for IF) between multiple channels. RFID RF multiplexers specialize in managing signals for radio frequency identification systems (125 kHz to 900 MHz). These components enable efficient signal management in wireless communication, industrial automation, and IoT systems, reducing hardware complexity and cost.
| Type | Functional Features | Application Examples |
|---|---|---|
| Coaxial RF Multiplexer | Mechanical switching with high power handling (up to 100W) | Test equipment, military communication |
| MMIC-based Multiplexer | Monolithic Microwave IC integration, fast switching ( 1 s) | 5G base stations, phased array systems |
| UHF RFID Multiplexer | Supports EPCglobal Gen2 protocol, 8-16 ports | Warehouse inventory management |
| Fiber-Optic RF Multiplexer | Optical signal routing, low insertion loss (<1 dB) | Aerospace telemetry systems |
Typical construction includes: - Switch matrix (electromechanical relays or PIN diodes) - RF shielding enclosure (aluminum alloy) - SMA/N-type connectors - Control circuitry (TTL/CMOS interface) - Dielectric substrate (RO4000 series for high frequencies)
| Parameter | Value Range | Importance |
|---|---|---|
| Frequency Range | DC-18 GHz | Determines application compatibility |
| Insertion Loss | 0.3-3.5 dB | Signal integrity preservation |
| Isolation | 20-80 dB | Prevents channel cross-talk |
| Switching Speed | 10 s-10 ms | Affects system response time |
| VSWR | 1.2:1-2.0:1 | Impedance matching quality indicator |
| Vendor | Product Series | Key Features |
|---|---|---|
| Analog Devices | ADG9xx | CMOS-based, 0.1-3 GHz, 1.8-5.5V supply |
| Keysight Technologies | U2000 Series | Optical RF multiplexer with 0.05 dB accuracy |
| Nordic Semiconductor | nRF24 | 2.4 GHz, -94 dBm sensitivity for RFID |
| TE Connectivity | RF Multiplex Switch | IP67 rated for outdoor deployment |
Consider: 1. Frequency match with application band 2. Signal power handling requirements 3. Environmental conditions (temperature/humidity) 4. Control interface compatibility (SPI/UART) 5. Port count scalability 6. Cost vs. performance trade-offs
Current developments include: - Integration with AI for dynamic signal path optimization - Sub-6 GHz 5G MIMO support expansion - Development of reconfigurable intelligent surfaces (RIS) - RFID multiplexers with embedded sensing capabilities - Miniaturization using LTCC packaging technology