P r o d u c t I n n o v a t i o n F r o m

PA93

PA93U



FEATURES

♦HIGHVOLTAGE—400V(±200V)

♦LOWQUIESCENTCURRENT—10mA

♦HIGHOUTPUTCURRENT—8A

♦PROGRAMMABLECURRENTLIMIT

APPLICATIONS

♦PIEZOELECTRICPOSITIONING

♦HIGHVOLTAGEINSTRUMENTATION

♦ELECTROSTATICTRANSDUCERS

♦PROGRAMMABLEPOWERSUPPLIESUP

TO390V

High Voltage Power Operational Amplifiers

PA93

P r o d u c t I n n o v a t i o n F r o m

DESCRIPTION

The PA93 is a high voltage, low quiescent current

MOSFEToperationalamplifierdesignedasalowcost

solutionfordrivingcontinuousoutputcurrentsupto8A

andpulsecurrentsupto14A.Thesafeoperatingarea

(SOA)hasnosecondbreakdownlimitationsandcan

beobservedforalltypeloadsbychoosinganappropri-

atecurrentlimitingresistor.TheMOSFEToutputstage

isbiasedABforlinearoperation.Externalcompensa-

tionprovidesflexibilityinchoosingbandwidthandslew

rate for the application.APEX’s Power SIP package

usesaminimumofboardspaceallowingforhighden-

sitycircuitboards.ThePowerSIPpackageiselectri-

callyisolated.

EQUIVALENTSCHEMATIC

Copyright © Cirrus Logic, Inc. 2008

(All Rights Reserved)

http://www.cirrus.com

AUG2008

APEX − PA93UREVH