The RFFM4558TR7 is a front-end module (FEM) manufactured by Qorvo US Inc. This module is designed for Wi-Fi applications and integrates a power amplifier (PA), low noise amplifier (LNA), and transmit/receive (T/R) switch. The RFFM4558TR7 improves the performance and range of Wi-Fi devices while simplifying the design and reducing the size of the RF front-end.

Applications:

• Wi-Fi routers
• Wireless access points
• Smartphones
• Tablets
• IoT devices

Features:

• Integrated power amplifier (PA)
• Low noise amplifier (LNA) with bypass
• Transmit/receive (T/R) switch
• 2.4 GHz Wi-Fi operation
• Integrated matching components
• Compact package size
• Operating voltage: 3.3V
• RoHS compliant

Benefits:

• Improved Wi-Fi range and performance
• Simplified RF front-end design
• Reduced component count and board space
• Increased system efficiency
• Enhanced receiver sensitivity
• Cost-effective solution for Wi-Fi applications

Additional Details:

The RFFM4558TR7 is designed to meet the IEEE 802.11b/g/n Wi-Fi standards. The integrated LNA improves the receiver sensitivity, allowing the device to receive weaker signals from farther distances. The power amplifier provides sufficient output power for reliable communication. The T/R switch allows the antenna to be shared between the transmitter and receiver. The internal matching components reduce the need for external components, further simplifying the design. The RFFM4558TR7 is a highly integrated and efficient solution for Wi-Fi front-end applications, enabling improved performance and reduced design complexity.