RF7225 Overview
The RF7225 is a high-power, high-efficiency, linear power amplifier designed for use as the final RF amplifier in 3V, 50 W-CDMA mobile cellular equipment and spread-spectrum systems. This PA is developed for UMTS Band 5 which operates in the 824MHz to 849MHz frequency band. The RF7225 has two digital control pins to select one of three power modes to optimize performance and current drain at lower power levels.
RF7225 Key Features
- HSDPA and HSPA+ pliant
- Low Voltage Positive Bias
- +28.0dBm Linear Output
- High Efficiency Operation
- Low Quiescent Current in Low Power Mode: 6mA
- Internal Voltage Regulator Eliminates the Need for External Reference Voltage (VREF)
- 3-Mode Power States with Digital Control Interface
- Integrated Power Coupler
- Integrated Blocking and Collector Decoupling Capacitors