A method and apparatus supply electrical current to a firing actuator of a printhead die across a high side switching transistor in a source follower arrangement and supply a regulated voltage, that is no greater than a concurrent voltage at a drain of the HSS transistor, to a gate of the high side switching transistor.
申请公布号
EP2766189(A1)
申请公布日期
2014.08.20
申请号
EP20110873972
申请日期
2011.10.14
申请人
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
发明人
GARDNER, JAMES, M.;FRICKE, PETER, J.;HUNTER, MARK, A.