0.5 to 26GHz Low Noise E-PHEMT in a Wafer Scale Package

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Broadcom has combined its industry leading E-PHEMT technology with a revolutionary chip scale package. The VMMK-1225 can produce an LNA with high dynamic range, high gain and low noise figure that operates off of a single position DC power supply.


  • Sub-miniature 0402 (1mm x 0.5mm) Surface Mount Leadless Package
  • Low height (0.25mm)
  • Frequency Range DC to 26.5 GHz
  • Enhancement Mode[1]
  • 0.25 micron gate width
  • Tape and Reel packaging option available


  • 2.4 GHz, 3.5GHz, 5-6GHz WLAN and WiMax notebook computer, access point and mobile wireless applications
  • DBS 10 to 13 GHz receivers
  • VSAT and SATCOM 13 to 18 GHz systems
  • 802.16 & 802.20 BWA systems
  • WLL and MMDS Transceivers
  • General purpose discrete E-pHEMT for other ultra low noise applications

Lifecycle Status

Not Recommended for New Design

Replacement Part

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Substance Compliance

  • RoHS6
    Fully Compliant
Specification Value
Lifecycle Not Recommended for New Design
Distrib. Inventory Yes
RoHS6 Compliant Y
Frequency (GHz) 0.5-26
Bias Condition (V@mA) 2V@20mA
NF (dB) 1.0
Gain (dB) 11
P1dB (dBm) 8
OIP3 (dBm) 23
Package SMT 1.05x0.55

ADS Model 2 i
Gerber Files2 i
Obsolescence Notice1 i
Product Change Notice (PCN)1 i
Reliability Data Sheet1 i
S-Parameter1 i


Demonstration circuit board for VMMK-1225


Demonstration circuit board for VMMK-1225 and VMMK-1218