BR9549TA

30MHz~4GHz Low Noise Amplifier

Product Data Sheet

7/30/2026

Features

  • Frequency: 30MHz ~ 4GHz
  • Gain: 19.4dB@2GHz
  • Output Power for 1dB Compression:
    22.7dBm@2GHz
  • Noise Figure: 1.2dB@2GHz
  • Output Third-Order Interception:
    36.5dBm@2GHz
  • Vdd=5V, Quiescent Current: 81mA
  • Package: SOT89 (plastic seal)

BR9549TA is a broadband MMIC low noise amplifier in a SOT89 package. At 2 GHz, it features a small-signal gain of 19.4 dB, a noise figure of 1.2 dB, an output P1dB of 22.7 dBm, and an Output Third-Order Interception of 36.5 dBm. The chip is internally matched to 50 Ω and exhibits good input and output return loss over a wide frequency range, making it suitable for applications requiring high linearity and low noise.