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Peak Output Power 550W (P3dB)
Application Telecom
Operating Voltage 48 V
Frequency 0.5 - 1.0 GHz
Package Type Surface Mount
Efficiency 55%
Gain 18 dB
Technology LDMOS

High Power RF LDMOS FET 550 W, 48 V, 734 – 821 MHz

SKU: PTRA084808NF-V1

The PTRA084808NF is a 550-watt LDMOS FET intended for use in multi-standard cellular power amplifier applications in the 734 to 821 MHz frequency band. Features include input matching, high gain and thermally-enhanced package with earless flanges. Manufactured with Wolfspeed's advanced LDMOS process, this device provides excellent thermal performance and superior reliability.


  • Broadband internal matching
  • Asymmetric design
    • Main: P1dB = 200 W typical
    • Peak: P1dB = 350 W typical
  • Typical pulsed CW performance (class AB), 800 MHz, 48 V, 10 μs pulse width, 10% duty cycle, Doherty configuration
    • Output power at P3dB = 550 W
    • Efficiency = 59.6%
    • Gain = 18.5 dB
  • Capable of handling 10:1 VSWR at 48 V, 89 W (CW) output power
  • Integrated ESD protection
  • Human Body Model Class 1C (per ANSI/ESDA/JEDEC JS-001)
  • Low thermal resistance
  • Pb-free and RoHS compliant