RF Switches

Image Part Number Description / PDF Quantity Rfq
AS218-321LF

AS218-321LF

Skyworks Solutions, Inc.

IC RF SWITCH DPDT 6GHZ 12QFN

0

SKY13524-639LF

SKY13524-639LF

Skyworks Solutions, Inc.

IC RF SWITCH SP4T 3GHZ 14QFN

0

SKY13296-340LF

SKY13296-340LF

Skyworks Solutions, Inc.

IC RF SWITCH SP4T 2.5GHZ 20QFN

0

AS196-307LF

AS196-307LF

Skyworks Solutions, Inc.

IC RF SWITCH SPDT 6GHZ 16LPCC

0

AS221-306LF

AS221-306LF

Skyworks Solutions, Inc.

IC RF SWITCH SP4T 2.5GHZ 16QFN

0

SKY13316-12LF

SKY13316-12LF

Skyworks Solutions, Inc.

IC RF SWITCH SPST 2.5GHZ 8SOIC

0

SKY13499-641LF

SKY13499-641LF

Skyworks Solutions, Inc.

IC RF SWITCH DPDT 3GHZ 14QFN

0

AW002R2-12LF

AW002R2-12LF

Skyworks Solutions, Inc.

IC RF SWITCH SPDT 2.5GHZ 8SOIC

0

AS227-321LF

AS227-321LF

Skyworks Solutions, Inc.

IC RF SWITCH SP3T 2GHZ 12QFN

0

SKY12255-708LF

SKY12255-708LF

Skyworks Solutions, Inc.

IC RF SWITCH SPST 16QFN

0

AS186-302LF

AS186-302LF

Skyworks Solutions, Inc.

IC RF SWITCH SPDT 4GHZ 8MSOP

0

SKY13369-365LF

SKY13369-365LF

Skyworks Solutions, Inc.

IC RF SWITCH 2.15GHZ 20QFN

0

SKY13277-355LF

SKY13277-355LF

Skyworks Solutions, Inc.

IC RF SWITCH SP3T 2.5GHZ 20QFN

0

AS211-334

AS211-334

Skyworks Solutions, Inc.

IC RF SWITCH SPDT 4GHZ 6LGA

0

SKY13344-378LF

SKY13344-378LF

Skyworks Solutions, Inc.

IC RF SWITCH SPDT 6GHZ 6MLPD

0

SKY13318-321LF

SKY13318-321LF

Skyworks Solutions, Inc.

IC RF SWITCH DPDT 6GHZ 12QFN

36000

SKY13472-460LF

SKY13472-460LF

Skyworks Solutions, Inc.

IC RF SWITCH SPDT 3GHZ 12QFN

0

SKY13395-397LF

SKY13395-397LF

Skyworks Solutions, Inc.

IC RF SWITCH DPDT 4GHZ 12QFN

0

AS204-80LF

AS204-80LF

Skyworks Solutions, Inc.

IC RF SWITCH SP4T 3.5GHZ 16SSOP

0

AS186-302

AS186-302

Skyworks Solutions, Inc.

IC RF SWITCH SPDT 4GHZ 8MSOP

0

RF Switches

1. Overview

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.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Electromechanical SwitchesHigh isolation (>85dB), low insertion loss (<0.5dB), limited lifespan (107 cycles)Lab test equipment, fixed wireless systems
Solid-State SwitchesFast switching speed (<20ns), 50 impedance, moderate power handling (30dBm)5G base stations, software-defined radios
MEMS SwitchesUltra-low insertion loss (0.2dB), high linearity, vacuum encapsulationAerospace phased arrays, medical imaging
RFID Antenna SwitchesImpedance matching networks, HF/UHF band optimizationSmart logistics, access control systems

3. Structure and Components

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

4. Key Technical Specifications

ParameterTypical ValuesImportance
Frequency RangeDC-18GHz (standard)Determines application bandwidth
Insertion Loss0.3-2.0 dBAffects signal strength
Isolation40-100 dBPrevents signal interference
Power Handling10W-100WLimits maximum operational power
Switching Speed5ms-50nsImpacts system response time

5. Application Fields

  • Telecommunications: Base station antenna switching
  • Industrial: IoT gateway signal routing
  • Medical: MRI machine RF path control
  • Automotive: Tire pressure monitoring systems
  • Retail: Smart shelf inventory management

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
Keysight TechnologiesU1880A67GHz bandwidth, 500ns switching speed
Analog DevicesADG9044-channel, 3GHz, CMOS process
STMicroelectronicsAFBR-5010MEMS-based, 0.15dB insertion loss
InfineonBTS724GAutomotive-grade, 40V load protection

7. Selection Recommendations

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

8. Industry Trends

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

RFQ BOM Call Skype Email
Top