RF7228
WCDMA Band 8, 3 V Linear Power Amplifier Module
Qorvo's RF7228 is a high-power, high-efficiency, linear power amplifier designed for use as the final RF amplifier in 3V, 50 ohm W-CDMA mobile cellular equipment and spread-spectrum systems. This PA is developed for UMTS Band 8 which operates in the 880MHz to 915MHz frequency band.The RF7228 has two digital control pins to select one of three power modes to optimize performance and current drain at lower power levels. The part also has an integrated directional coupler which eliminates the need for an external discrete coupler at the output. The RF7228 is fully HSDPA and HSPA+ compliant and is assembled in a 10-pin, 3mmx3mm module.
Last Time Buy September 20, 2016.
Recommended replacement for new designs: RF3518 or RF3538.
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Key Features
- HSDPA and HSPA+ Compliant
- Low Voltage Positive Bias Supply (3.0V to 4.35V)
- +28.5dBm Linear Output Power (+27.0dBm HSDPA)
- High Efficiency Operation
- o 41% at POUT=+28.5dBm
- o 22% at POUT=+18.0dBm
- o 11% at POUT=+10.0dBm
- 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
Parameters
Technical Documents
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