Datasheet > PA91_09

PA91_09

更新时间： 2024-11-13 05:59:27

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	203K
描述
High Voltage Power Operational Amplifiers

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中文翻译

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数据手册

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PA91_09 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

A91

High Voltage Power Operational Amplifiers

FEATURES

DESCRIPTION

The PA91 is a high voltage, low quiescent current

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.

♦ HIGH VOLTAGE — 450V (±225V)

♦ LOW QUIESCENT CURRENT — 10mA

♦ HIGH OUTPUT CURRENT — 200mA

♦ꢀPROGRAMMABLEꢀCURRENTꢀLIMIT

♦ HIGH SLEW RATE — 300V/µs

APPLICATIONS

♦ꢀPIEZOELECTRICꢀPOSITIONING

♦ꢀHIGHꢀVOLTAGEꢀINSTRUMENTATION

♦ꢀELECTROSTATICꢀTRANSDUCERS

♦ꢀPROGRAMMABLEꢀPOWERꢀSUPPLIESꢀUPꢀ

TO 440V

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

JUN 2009

APEX − PA91UREVH

PA91U

http://www.cirrus.com

12 3 4 5 6

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