Datasheet > PA91_10

PA91_10

更新时间： 2022-12-17 04:22:33

品牌	Logo	应用领域
凌云 - CIRRUS		运算放大器高压
页数	文件大小	规格书
6页	626K
描述
High Voltage Power Operational Amplifiers

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数据手册

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PA91_10 数据手册

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

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

A91

High Voltage Power Operational Amplifiers

FEATURES

DESCRIPTION

Theꢀ PA91ꢀ isꢀ aꢀ highꢀ voltage,ꢀ lowꢀ quiescentꢀ currentꢀ

MOSFETꢀoperationalꢀampliﬁerꢀdesignedꢀasꢀaꢀlowꢀcostꢀ

solutionꢀ forꢀ drivingꢀ continuousꢀ outputꢀ currentsꢀ upꢀ toꢀ

200mAꢀandꢀpulseꢀcurrentsꢀupꢀtoꢀ350mA.ꢀTheꢀsafeꢀoper-

atingꢀareaꢀ(SOA)ꢀhasꢀnoꢀsecondꢀbreakdownꢀlimitationsꢀ

andꢀ canꢀ beꢀ observedꢀ forꢀ allꢀ typeꢀ loadsꢀ byꢀ choosingꢀ

anꢀappropriateꢀcurrentꢀlimitingꢀresistor.ꢀTheꢀMOSFETꢀ

outputꢀstageꢀisꢀbiasedꢀABꢀforꢀlinearꢀoperation.ꢀExter-

nalꢀcompensationꢀprovidesꢀﬂexibilityꢀinꢀchoosingꢀband-

widthꢀandꢀslewꢀrateꢀforꢀtheꢀapplication.ꢀApexꢀPrecisionꢀ

Power’sꢀPowerꢀSIPꢀpackageꢀusesꢀaꢀminimumꢀofꢀboardꢀ

spaceꢀallowingꢀforꢀhighꢀdensityꢀcircuitꢀboards.ꢀTheꢀ12-

pinꢀPowerSIPꢀpackageꢀisꢀelectricallyꢀisolated.

♦ꢀHIGHꢀVOLTAGEꢀ—ꢀ450Vꢀ(±225V)

♦ꢀLOWꢀQUIESCENTꢀCURRENTꢀ—ꢀ10mAꢀ

♦ꢀHIGHꢀOUTPUTꢀCURRENTꢀ—ꢀ200mAꢀꢀ

♦ꢀPROGRAMMABLEꢀCURRENTꢀLIMIT

♦ꢀHIGHꢀSLEWꢀRATEꢀ—ꢀ300V/µs

APPLICATIONS

♦ꢀPIEZOELECTRICꢀPOSITIONING

♦ꢀHIGHꢀVOLTAGEꢀINSTRUMENTATION

♦ꢀELECTROSTATICꢀTRANSDUCERS

♦ꢀPROGRAMMABLEꢀPOWERꢀSUPPLIESꢀUPꢀ

TOꢀ440V

EQUIVALENT SCHEMATIC

+V_S

R1 R2

CC2

ILIM

Q14A

CC1

Q14B

Q11

Q13

OUT

–IN

Q12

I_Q

Q17

R10

+IN

Q16

R12

Q15

R11

–V_S

EXTERNAL CONNECTIONS

12-pin SIP

PACKAGE

STYLE DP

R_CL

–V

–IN +IN

Formedꢀleadsꢀavailable

SeeꢀpackageꢀstyleꢀEE

I_Q

TO LOAD

AND FEEDBACK

(See text.)

* Bypassing required.

MAR 2010

APEX − PA91UREVI

PA91U

www.cirrus.com

12 3 4 5 6

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