Description
The AJAV-5501 is a complete, high-performance power amplifier for W-CDMA and HSPA wireless communications. Based on a unique, patented architecture, the AJAV- 5501 integrates circuitry for TX filtering, RF coupling, power regulation, input and output matching and power control. The PA is powered by a single connection to the battery and is implemented in a standard CMOS process.

Features
• High-performance 3G power amplifer
    - UMTS Band I (1920 - 1980 MHz)
    - W-CDMA, HSPA, and HSPA+ Compliant
• Integrated TX fltering
    - Delivers best noise in the industry
• Integrated directional coupler
• Integrated regulators and PA bias
• Single direct connection to the battery
    - No external switches or isolation inductors
• High linear efciency
• Low average current
• High capacity CMOS process
• Small 3x3 mm package

Applications
• Smartphones, data cards and 3G modules
• Tablets, netbooks and network PCs
• E-books and wireless electronic readers