| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Analog Devices, Inc. |
IC RF SWITCH SP6T 2.5GHZ 24QSOP |
490 |
|
 |
Analog Devices, Inc. |
40GHZ, LOW LOSS, REFLECTIVE, FAS |
0 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 30GHZ 20LGA |
2310 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 3.5GHZ 8MSOP |
838 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 4GHZ 8MSG |
488 |
|
 |
Analog Devices, Inc. |
WIDEBAND SPST SWITCH |
36142 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 2.5GHZ 8MSOP |
155 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 3GHZ SOT23-6 |
958 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 28GHZ 16SMT |
220 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 2.2GHZ 8MSOP |
66 |
|
 |
Analog Devices, Inc. |
2:1 MUX/SPDT SWITCH |
18149 |
|
 |
Analog Devices, Inc. |
WIDEBAND DUAL SPDT |
18424 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 3GHZ SOT26 |
0 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 4GHZ SOT26 |
0 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SP3T 3.5GHZ 16QSOP |
1403 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SP4T 4GHZ 16SMT |
2921 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SP4T 4GHZ 16SMT |
8 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 3GHZ SOT26 |
3415 |
|
 |
Analog Devices, Inc. |
IC RF SWITCH SPDT 4GHZ SOT26 |
0 |
|
 |
Analog Devices, Inc. |
WIDEBAND SPST SWITCH |
6450 |
|
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