HMC980LP4E Datasheet - Analog Devices

HMC980LP4E Active Bias Controller

The HMC980LP4E is an active bias controller that can automatically adjust the gate voltage of an external amplifier to achieve constant drain current. Using an integrated controller, the HMC980LP4E allows safe power-up/power-down, and disable/enable of an external amplifier, ensuring the safe poweri.

HMC980LP4E Features

* Automatic gate voltage adjustment (no calibration)

* Supply voltage (5 V to 16.5 V)

* Bias enhancement or depletion mode devices

* Adjustable drain current up to 1.6 A

* Sink or source gate current

* Optional internal negative voltage generation

* Fast enable/disable

HMC980LP4E Datasheet (1.86 MB)