ZNBG3111 Datasheet (Zetex Semiconductors) - FET BIAS CONTROLLER WITH POLARISATION SWITCH AND TONE DETECTION

ZNBG3111, FET BIAS CONTROLLER WITH POLARISATION SWITCH AND TONE DETECTION

The ZNBG series of devices are designed to meet the bias requirements of GaAs and HEMT FETs commonly used in satellite receiver LNBs, PMR cellular telephones etc.

with a minimum of external components.

With the addition of two capacitors and a resistor the devices provide drain voltage and current c

ZNBG3111 Features

* APPLICATIONS

* Provides bias for GaAs and HEMT FETs Drives up to three FETs Dynamic FET protection Drain current set by external resistor Regulated negative rail generator requires only 2 e