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PAx Test System

Market Leading Test System for High Volume RF PA / FEM, 5G and Mobility Devices

PAx test system delivers uncompromised RF performance in a low-cost system for testing RF power amplifiers and front-end modules for next generation wireless standards.

PAx’s flexible architecture allows configurations of a wide range of instruments that are designed to address the test challenges for RF power amplifiers and front-end modules used in cellular and connectivity applications, including WLAN standards up to Wi-Fi 6, 2G to 5G wireless and beyond, Bluetooth and a variety of IoT standards. Many of these new generation wireless devices require ever more demanding RF test capabilities from test instruments, such as wider bandwidths and lower EVM, and PAx’s configurable architecture delivers the optimized test solution with superior RF performance at a uncompromised cost of test.

Cohu PAx Semiconductor ATE Test System
  • Highlights

    • Optimal UPH with ultra-fast settling times, typically less than 1ms
    • Flexible source configuration to develop lower cost solutions and increased multi-site
    • Maximum production efficiency
    • Production ready, proven capabilities
    • Minimal facility cost structure
    • Largest commercially available RF PA/FEM ATE at OSAT installed base

  • Key Features

    • Only ATE in the market to meet the stringent RF measurement needs of PA/RF FEM
    • Multi-site testing scalability
    • 5G ready, able to support the transition to 5G devices and beyond
    • Fully integrated noise sources and S-parameter testing capabilities
  • Architecture

    • Unique architecture that provides testing with best UPH/$ and highest quality
    • Small form factor
    • Air cooled architecture and instruments
    • Energy efficient, low power consumption
  • Applications

    • RF Connectivity
    • RF Power Amplifiers
    • RF Front-End Modules
      • LNA
      • Filters
      • Switches

RF Instrumentation

DragonRF

Industry leading RF source and receive with scalar and vector measure

  • Extensive suite of capabilities designed to provide the lowest cost of test without any compromise in RF test performance
  • Innovative flexible architecture enables scalable configurations with optimal return on investment without trade-off in test coverage or test time
  • Configurable with 16 or 32 Vector RF ports
  • 6 GHz RF modulated source and 8 GHz RF measure
  • <1 ms RF settling time on level and frequency change
  • Quad-site and octal-site RF source with single and dual synthesizer respectively
  • Up to 8 receiver paths each with an analog bandwidth exceeding 200 MHz for octal site parallel RF measurements.
  • Each receiver is connected to a Hummingbird digitizer with 16 bit @ 250 Msps or 14 bit @ 400 Msps
  • Full modulation capability using SWG instrument providing 16 bits @ 250 Msps
  • Swept S-parameter capability
  • Servo loop tracking
  • Real time Dynamic Range Enhancement

Instrumentation

A variety of instruments make the PAx Test System suitable for testing todays RF power amplifiers and front-end modules used in cellular and connectivity applications, including 802.11AC, the emergent 802.11ax standard, LTE-A, HSPDA, WCDA, GSM, Edge, WCDMA, Bluetooth for the automotive, mobility, IoT/IoV/Optoelectronics, industrial and medical, and consumer markets.