Power Doubler IC Puts High Gain in a Small Package

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QPB8957 Power Doubler RF amplifier IC offers low noise and low distortion at high efficiency, consuming only 8.4W in a 5x7mm, QFN package. 

The Qorvo QPB8957 is a GaAs pHEMT/MESFET 75-ohm Doubler RF amplifier IC featuring over 28 dB of flat gain and low noise. This IC is designed to support DOCSIS applications up to 1000 MHz using a single 24 V supply. The QPB8957 offers low noise and low distortion at high efficiency consuming only 8.4 W in a 5.0 x 7.0 QFN package. Its compact size and low ϴ jc enable integration that is ideally suited for hybrid module or an alternative to hybrid module applications.

Applications:-

  • DOCSIS 3.1
  • Broadband CATV hybrid modules
  • Head End CMTS Equipment
  • 75-ohm amplifiers

Features:-

  • High Gain: 28 dB @ 1000 MHz
  • Adjustable Bias
  • 56 dBmV/ch virtual 1.0 GHz, at 15 dB tilt
  • Low Noise: 4.5 dB
  • Excellent Composite Distortion
  • Compact Size: 40P 5.0 x 7.0 QFN
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