Johanson Technology

Johanson Technology

Johanson Technology is a renowned company specializing in the design and manufacturing of high-frequency ceramic components for the wireless communication industry. With a history dating back to 1985, the company has established itself as a trusted provider of innovative solutions for a wide range of applications including RF filters, baluns, couplers, and antennas. Johanson Technology's advanced technology and expertise enable them to deliver high-performance and reliable products that meet the demanding requirements of the rapidly evolving wireless market. Their comprehensive product portfolio caters to various wireless technologies such as Wi-Fi, Bluetooth, LTE, and 5G. Through their commitment to quality, customer satisfaction, and continuous innovation, Johanson Technology continues to be at the forefront of the wireless communication industry, playing a crucial role in enabling seamless connectivity and driving technological advancements.

RF Switches

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Operating Temperature
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Johanson Technology
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ImageProduct DetailPriceAvailabilityECAD ModelSeriesSupplier Device PackageFeaturesOperating TemperatureP1dBVoltage - SupplyPackage / CaseImpedanceCircuitFrequency RangeInsertion LossRF TypeIsolationTest FrequencyTopologyIIP3
0850AS44A1900E
GSM SP10T ANTENNA SWITCH MODULE
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Quantity
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PCB Symbol, Footprint & 3D Model
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0875AS43A1850E
IC RF SWITCH SP4T 1.99GHZ 12SMD
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Quantity
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PCB Symbol, Footprint & 3D Model
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12-SMD
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-30°C ~ 85°C
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12-SMD, No Lead
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SP4T
824MHz ~ 1.99GHz
1.6dB
GSM
21dB
900MHz
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0875AS43A1850
IC RF SWITCH SP4T 1.99GHZ 12SMD
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-
12-SMD
-
-30°C ~ 85°C
-
-
12-SMD, No Lead
-
SP4T
824MHz ~ 1.99GHz
1.6dB
GSM
21dB
900MHz
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-

About  RF Switches

Radio frequency (RF) switch products are essential components designed to facilitate the routing of RF, IF (Intermediate Frequency), or microwave signals among multiple available signal paths. These switches play a crucial role in various applications where signal selection and path switching are required. One common application of RF switches is in multi-antenna (diversity) receivers. In such systems, multiple antennas are utilized to enhance signal reception by mitigating the impact of fading and interference. RF switches enable the selection of the most optimal antenna based on signal strength, quality, or other criteria. This ensures that the receiver captures the best possible signal for processing. Another application of RF switches is in multi-mode systems. These systems support different communication modes, such as voice and data transmission, and require the ability to switch between different transmit-receive paths. RF switches enable seamless transition between these modes by selecting the appropriate path for signal transmission or reception. Additionally, RF switches are used in applications where an antenna needs to be switched between a transmit and receive signal chain. This is commonly seen in transceiver systems where the same antenna is utilized for both transmitting and receiving signals. The RF switch enables the antenna to be connected to the appropriate signal chain based on the operational mode, ensuring efficient signal transmission and reception. By providing the capability to route signals between different paths, RF switches offer flexibility and versatility in signal management. They enable efficient signal selection, path switching, and antenna configuration, thereby optimizing the performance and functionality of RF systems and devices. In summary, RF switch products serve as crucial components in various applications where signal routing, antenna selection, and path switching are required. By enabling seamless switching between different signal paths, these switches contribute to improved signal quality, enhanced system performance, and increased overall efficiency in RF, IF, or microwave signal processing.