• HMC751 Biasing

    Hi,

    I have the HMC751 included in a circuit with a balanced discrete LNA preceding it. There  seems to be no gain from the HMC751. The balanced LNA appears to be providing the only gain. The input to the HMC751 has a DC voltage on the RF line. The data sheet…

  • HMC751LC4 / HMC963LC4 Heat sink recommendations

    Hi,

    I just received two evaluation boards of the RF amplifiers HMC751 and HMC963. They didn't come with any heat sink attached but in the datasheet I read "The evaluation board should be mounted to an appropriate heat sink". Is it totally necessary?…

  • HMC751LC4 Vdd connection

    Hello everybody,

    We are using HMC751LC4 in a 23 GHz application. This part is powered through 3 Vdd pins. In the evaluation board each Vdd pin is connected to an individual header. I would like to know if it is possible to connect all Vdd pins together…

  • What are output channel currents of HMC745,HMC851 and HMC940?

    Hello,

    My customer is considering to use HMC745LC3,HMC851LC3C and HMC940LC4B devices in their ATE system.

    And they have some questions about specifications of these devices.

    Below is a question among their questions that they want to confirm first…

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