www.德州仪器.com
FEATURESDESCRIPTION
产品
+
−
V
输出
TOTal 调和的 distORTION
vs
频率
典型 arbitARy waVEFORM
GENERAT或者 输出 驱动 电路
−90
−80
−70
−60
−50
−40
−20
1 m 10 m 100 m
f− 频率 − hz
Total 调和的 扭曲量 − dbc
g = 5,
R
F
= 1 k
Ω
,
R
L
= 100
Ω
,
V
S
=
±
15 v
100 k
−30
V
O
= 20 v
PP
V
O
= 10 v
PP
V
O
= 5 v
PP
V
O
= 2 v
PP
+
−
+
−
THS3091
THS3091
THS3091
+
−
THS4271
IOUT1
IOUT2
DAC5686
THS3091
THS3095
SLOS423C–SEPTEMBER2003–REVISEDAUGUST2004
高-电压,低-扭曲量,电流-反馈
OPERATIONALAMPLIFIERS
•
LowDistortion
theths3091andths3095arehigh-电压,
低-扭曲量,高-速,电流-反馈
–77dbchd2at10mhz,r
L
=1k
Ω
amplifiersdesignedtooperateoverawidesupply
–69dbchd3at10mhz,r
L
=1k
Ω
rangeof
±
5Vto
±
15Vforapplicationsrequiring
•
LowNoise
大,linearoutputsignalssuchaspin,powerfet,
–14pa/
√
HzNoninvertingCurrentNoise
andvdsllinedrivers.
–17pa/
√
HzInvertingCurrentNoise
theths3095featuresapower-downpin(pd)那
putstheamplifierinlowpowerstandbymode,和
–2nv/
√
HzVoltageNoise
lowersthequiescentcurrentfrom9.5mato500µa.
•
highslewrate:7300v/µs(g=5,v
O
=20V
PP
)
Thewidesupplyrangecombinedwithtotalharmonic
•
widebandwidth:210mhz(g=2,r
L
=100
Ω
)
distortionaslowas-69dbcat10mhz,inaddition,至
•
highoutputcurrentdrive:
±
250mA
thehighslewrateof7300v/µsmakesthe
•
widesupplyrange:
±
5Vto
±
15V
ths3091/5ideallysuitedforhigh-voltagearbitrary
waveformdriverapplications.moreover,havingthe
•
电源-downfeature:(ths3095only)
abilitytohandlelargevoltageswingsdrivinginto
高-resistanceandhigh-capacitanceloadswhile
maintaininggoodsettlingtimeperformancemakes
•
高-voltagearbitrarywaveform
thedevicesidealforPindriverandPowerFETdriver
•
PowerFETDriver
产品.
•
PinDriver
theths3091andths3095areofferedinan8-管脚
•
VDSLLineDriver
soic(d),andthe8-pinsoic(dda)packageswith
powerpad™.
pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
powerpadisatrademarkoftexasinstruments.
unlessotherwisenotedthisdocumentcontainspro-
copyright©2003–2004,texasinstrumentsincorporated
ductiondatainformationcurrentasofpublicationdate.prod-
uctsconformtospecificationsperthetermsofTexasInstruments
standardwarranty.productionprocessingdoesnotnecessarily
includetestingofallparameters.