IR2277STRPBF
IR(国际整流器)
IR
SOIC-16
8 V to 20 V
- 40 C - + 125 C
企业名：深圳市品优时代科技有限公司
类型：贸易/代理/分销
电话：
0755-223618247
0755-23618247
手机：13480225030
18025335698
联系人：黄小姐/欧阳小姐
QQ： 
邮箱：3003465265@qq.com
地址：广东深圳福田区振兴路华康大厦2栋402
Features
Floatingchannelupto600VforIR2177&1200Vfor
IR2277
Synchronoussamplingmeasurementsystem
HighPWMnoise(ripple)rejectioncapability
DigitalPWMoutput
FastOverCurrentdetection
Suitableforbootstrappowersupplies
Lowsensinglatency(<7.5µsec@20kHz)
RatiometricanalogoutputsuitableforDSPA/Dinterface
Description
IR2177/IR2277isahighvoltage,highspeed,singlephasecurrent
sensorinterfaceforACmotordriveapplications.Thecurrentis
sensedbyanexternalshuntresistor.TheICconvertstheanalog
voltageintoatimeintervalthroughaprecisecircuitthatalso
performsaverygoodripplerejectionshowingsmallgroupdelay.
Thetimeintervalislevelshiftedandgiventotheoutputbothasa
PWMsignal(PO)andanalogvoltage(OUT).Theanalogvoltageis
proportionaltothemeasuredcurrentandisratiometricwithrespect
toanexternallyprovidedvoltagereference.Themaxthroughputis
40ksample/secsuitableforupto20kHzasymmetricalPWM
modulationandmaxdelayis<7.5µsec(@20kHz).Alsoafastover
currentsignalisprovidedforIGBTprotection. Features
Floatingchannelupto600VforIR2177&1200Vfor
IR2277
Synchronoussamplingmeasurementsystem
HighPWMnoise(ripple)rejectioncapability
DigitalPWMoutput
FastOverCurrentdetection
Suitableforbootstrappowersupplies
Lowsensinglatency(<7.5µsec@20kHz)
RatiometricanalogoutputsuitableforDSPA/Dinterface
Description
IR2177/IR2277isahighvoltage,highspeed,singlephasecurrent
sensorinterfaceforACmotordriveapplications.Thecurrentis
sensedbyanexternalshuntresistor.TheICconvertstheanalog
voltageintoatimeintervalthroughaprecisecircuitthatalso
performsaverygoodripplerejectionshowingsmallgroupdelay.
Thetimeintervalislevelshiftedandgiventotheoutputbothasa
PWMsignal(PO)andanalogvoltage(OUT).Theanalogvoltageis
proportionaltothemeasuredcurrentandisratiometricwithrespect
toanexternallyprovidedvoltagereference.Themaxthroughputis
40ksample/secsuitableforupto20kHzasymmetricalPWM
modulationandmaxdelayis<7.5µsec(@20kHz).Alsoafastover
currentsignalisprovidedforIGBTprotection.
企业名：深圳市品优时代科技有限公司
类型：贸易/代理/分销
电话：
0755-223618247
0755-23618247
手机：13480225030
18025335698
联系人：黄小姐/欧阳小姐
QQ：
邮箱：3003465265@qq.com
地址：广东深圳福田区振兴路华康大厦2栋402
