RF Switches

Image Part Number Description / PDF Quantity Rfq
SKY13535-11

SKY13535-11

Skyworks Solutions, Inc.

IC RF SWITCH SP9T/SP12T 28MCM

121500

SKY13491-21

SKY13491-21

Skyworks Solutions, Inc.

IC RF SWITCH SP14T 2.7GHZ 22MCM

2928

SKY13552-669LF

SKY13552-669LF

Skyworks Solutions, Inc.

DIVERSITY CARRIER AGGREGATION

11480

SKYA21002

SKYA21002

Skyworks Solutions, Inc.

SP3T SWITCH .1 TO 3.0 GHZ

350

SKYA21070

SKYA21070

Skyworks Solutions, Inc.

GAAS DPDT.01 TO 6.0GHZ

300

SKY19223-001

SKY19223-001

Skyworks Solutions, Inc.

SP8T ANTENNA SWITCH MODULE

3000

SKY13636-695LF

SKY13636-695LF

Skyworks Solutions, Inc.

SP6T MIPI DIVERSITY SWITCH

3000

SKYA21024

SKYA21024

Skyworks Solutions, Inc.

SINGLE CONTROL SP2T SWITCH

0

SKY13492-21

SKY13492-21

Skyworks Solutions, Inc.

IC RF SWITCH SP16T 2.7GHZ 24MCM

2883

SKY13592-689LF

SKY13592-689LF

Skyworks Solutions, Inc.

IC RF SWITCH SPDT 6GHZ 6MLPD

2167

SKY13567-666LF

SKY13567-666LF

Skyworks Solutions, Inc.

IC RF SWITCH SP5T 12SMD

3000

SKYA21040

SKYA21040

Skyworks Solutions, Inc.

2G WLAN SW/LNA FRONT END

120024000

SKY85201-11

SKY85201-11

Skyworks Solutions, Inc.

IC RF SWITCH SPDT 2.5GHZ 16QFN

2758

SKY13456-11

SKY13456-11

Skyworks Solutions, Inc.

IC ANTENNA SWITCH DP14T MCM

216000

SKY13437-11

SKY13437-11

Skyworks Solutions, Inc.

IC RF SWITCH SP12T 2.7GHZ 22MCM

2975

SKY13384-350LF

SKY13384-350LF

Skyworks Solutions, Inc.

IC RF SWITCH SP4T 4GHZ 16QFN

0

SKY13352-337LF

SKY13352-337LF

Skyworks Solutions, Inc.

IC RF SWITCH DPDT 6GHZ 12QFN

0

SKY12248-492LF

SKY12248-492LF

Skyworks Solutions, Inc.

IC RF SWITCH SPDT 16QFN

0

SKY13358-378LF

SKY13358-378LF

Skyworks Solutions, Inc.

IC RF SWITCH 16QFN 20MHZ-6.0GHZ

0

SKY13385-460LF

SKY13385-460LF

Skyworks Solutions, Inc.

IC RF SWITCH SP3T 3.5GHZ 12QFN

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

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