Low Noise, High Linearity Amplifier with Active Bias

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Broadcom’ MGA-631P8 is an economical, easyto-use GaAs MMIC Low Noise Amplifier (LNA) with active bias. The LNA offers low noise with excellent input return loss and high linearity. It has an extra feature that allows a designer to adjust supply current and gain externally. This device is housed in a miniature 2.0 x 2.0 x 0.75mm3 8-pin Thin Small Leadless Package (TSLP) package.


  • High Isolation
  • High Linearity performance
  • Low Noise Figure
  • Low cost small package size
  • Externally adjustable gain & supply current


  • LNA for GSM, CDMA, W-CDMA,TD-SCDMA and other ultra low noise applications

Lifecycle Status


Replacement Part

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Substance Compliance

  • RoHS6
    Fully Compliant
Specification Value
Lifecycle Obsolete
RoHS6 Compliant Y
Distrib. Inventory No
Frequency (GHz) 0.4-1.5
Bias Condition (V@mA) 4V@54mA
NF (dB) 0.53
Gain (dB) 17.5
P1dB (dBm) 18
OIP3 (dBm) 32.6
Package SMT 2x2
Obsolescence Notice1 i
Product Change Notice (PCN)5 i
Reliability Data Sheet1 i
S-Parameter4 i
White Papers1 i


Demonstration circuit board for MGA-631P8 and MGA-632P8