| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Analog Devices, Inc. |
IC RF SWITCH SP8T 8GHZ 24QFN |
867 |
|
 |
Panasonic |
SWITCH COAX LATCH SP 26.5GHZ 12V |
0 |
|
 |
Panasonic |
IC RF SWITCH SPDT 18GHZ MODULE |
0 |
|
 |
Metelics (MACOM Technology Solutions) |
IC RF SWITCH SP4T 20GHZ |
100 |
|
 |
Panasonic |
ARD COAXIAL SWITCH |
0 |
|
 |
Skyworks Solutions, Inc. |
5G WLAN SW/LNA FRONT END |
3000 |
|
 |
Panasonic |
ARD COAXIAL SWITCH |
0 |
|
 |
Analog Devices, Inc. |
WIDEBAND DUAL SPDT |
14217 |
|
 |
Metelics (MACOM Technology Solutions) |
SWITCH,PB-FREE EQUIVALENT OF SW9 |
100 |
|
 |
Skyworks Solutions, Inc. |
IC RF SWITCH SP8T 14QFN |
287866000 |
|
 |
Panasonic |
IC RF SWITCH SPDT 18GHZ |
0 |
|
 |
Metelics (MACOM Technology Solutions) |
DIODE,CHIP,HMIC,SP3T,2WATT |
150 |
|
 |
Renesas Electronics America |
HIGH ISOLATION SP2T RF SWITCH |
182957500 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 3.5GHZ 32LFCSP |
0 |
|
 |
Panasonic |
ARD COAXIAL SWITCH |
0 |
|
 |
Skyworks Solutions, Inc. |
IC RF SWITCH SP4T 3GHZ 16QFN |
38569 |
|
 |
Panasonic |
IC RF SWITCH SP6T 13GHZ |
0 |
|
 |
Panasonic |
ARD COAXIAL SWITCH |
0 |
|
 |
Renesas Electronics America |
IC RF SWITCH SPST 3.5GHZ 8DFN |
279 |
|
 |
Metelics (MACOM Technology Solutions) |
SWITCH,PB-FREE EQUIVALENT OF SW9 |
2471528 |
|
RF (Radio Frequency) and IF (Intermediate Frequency) switches are critical components in wireless communication systems, enabling signal routing between transmitter, receiver, and antenna. RFID (Radio Frequency Identification) RF switches specifically manage signal paths in RFID readers and tags. These electromechanical or solid-state devices operate in frequency ranges from kHz to GHz, playing vital roles in 5G, IoT, and industrial automation.
| Type | Functional Characteristics | Application Examples |
|---|---|---|
| Electromechanical Switches | High isolation (>85dB), low insertion loss (<0.5dB), limited lifespan (107 cycles) | Lab test equipment, fixed wireless systems |
| Solid-State Switches | Fast switching speed (<20ns), 50 impedance, moderate power handling (30dBm) | 5G base stations, software-defined radios |
| MEMS Switches | Ultra-low insertion loss (0.2dB), high linearity, vacuum encapsulation | Aerospace phased arrays, medical imaging |
| RFID Antenna Switches | Impedance matching networks, HF/UHF band optimization | Smart logistics, access control systems |
Typical RF switches consist of: - Housing: Aluminum alloy or ceramic packages - Contact system: Gold-plated beryllium copper contacts - Actuator: Electromagnetic coil or MEMS membrane - RF ports: SMA/N-type connectors or surface-mount pads - Dielectric materials: PTFE or ceramic insulators
| Parameter | Typical Values | Importance |
|---|---|---|
| Frequency Range | DC-18GHz (standard) | Determines application bandwidth |
| Insertion Loss | 0.3-2.0 dB | Affects signal strength |
| Isolation | 40-100 dB | Prevents signal interference |
| Power Handling | 10W-100W | Limits maximum operational power |
| Switching Speed | 5ms-50ns | Impacts system response time |
| Manufacturer | Representative Product | Key Features |
|---|---|---|
| Keysight Technologies | U1880A | 67GHz bandwidth, 500ns switching speed |
| Analog Devices | ADG904 | 4-channel, 3GHz, CMOS process |
| STMicroelectronics | AFBR-5010 | MEMS-based, 0.15dB insertion loss |
| Infineon | BTS724G | Automotive-grade, 40V load protection |
Key considerations: - Frequency matching with system requirements - Power handling capacity with 20% safety margin - Environmental factors (temperature, vibration) - Lifecycle requirements (electromechanical vs. solid-state) - Cost vs. performance trade-offs
Future developments include: - Millimeter-wave switches for 5G/6G (28-100GHz) - Integrated passive devices (IPDs) with embedded switches - Energy-harvesting RFID switch solutions - AI-driven smart switch arrays for dynamic spectrum sharing - Nano-MEMS technology achieving sub-10ns switching