General Description
The Supertex HT0440 is a dual high voltage isolated driver utilizing Supertex’s proprietary HVCMOS® technology. It is designed to drive discrete MOSFETs configured as bi-directional or unidirectional switches. It can drive N-channel MOSFETs as high side switches up to 400V.

Features
❏ ±400V input to output isolation
❏ ±700V isolation between outputs
❏ No external voltage supply required
❏ Dual isolated output drivers
❏ Option of internal or external clock

Applications
❏ Telecommunications
❏ Modems
❏ Solid state relays
❏ High side switches
❏ High end audio switches
❏ Avionics
❏ ATE