TPS2051B_集成电路资料查询网

本平台电子爱好着纯手工中文简译:	截至2020/5/17日,支持英文词汇500个

DGN−8 D−16 D−8 www.ti.com FEATURESAPPLICATIONS 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 地 IN2 EN3 † nc OC3 OUT3 nc nc 1 2 3 4 8 7 6 5 地入点入点 en † 出点出点出点 oc tps2041b/tps2051b d 和 dgn packages (顶部查看) 1 2 3 4 8 7 6 5 地入点 EN1 † EN2 † OC1 OUT1 OUT2 OC2 tps2042b/tps2052b d 和 dgn packages (顶部查看) OC1 OUT1 OUT2 OC2 地 IN1 EN1 † EN2 † 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 地 IN2 EN3 † EN4 † OC3 OUT3 OUT4 OC4 OC1 OUT1 OUT2 OC2 地 IN1 EN1 † EN2 † nc− 否连接 † 全部启用输入是活动高用于这 tps205xb系列. tps2044b/tps2054b d包装 (顶部查看) tps2043b/tps2053b d 包装 (顶部查看) 描述 TPS201xA TPS202x TPS203x 33 m Ω , 单独 0.2一个 − 2 一个 0.2 一个 − 2 一个 0.2 一个 − 2 一个 TPS2014 TPS2015 TPS2041B TPS2051B TPS2045 TPS2055 TPS2061 TPS2065 80 m Ω , 单独 600 ma 1 一个 500 ma 500 ma 250 ma 250 ma 1 一个 1 一个概述开关 catalog TPS2042B TPS2052B TPS2046 TPS2056 TPS2062 TPS2066 80m Ω , 双 500ma 500 ma 250 ma 250 ma 1 一个 1 一个 tps2100/1 260 m Ω in1 500 ma in2 10 ma 出点 IN1 IN2 tps2102/3/4/5 in1 500 ma in2 100 ma 1.3 Ω TPS2043B TPS2053B TPS2047 TPS2057 80 m Ω , 三倍 500 ma 500 ma 250 ma 250 ma TPS2044B TPS2054B TPS2048 TPS2058 80 m Ω , 四边形 500 ma 500 ma 250 ma 250 ma 80 m Ω , 双 TPS2080 TPS2081 TPS2082 TPS2090 500 ma 500 ma 500 ma 250 ma TPS2091 TPS2092 250 ma 250 ma 80 m Ω , 四边形 TPS2085 TPS2086 TPS2087 TPS2095 500 ma 500 ma 500 ma 250 ma TPS2096 TPS2097 250 ma 250 ma tps2041b,,tps2042b tps2043b,tps2044b,tps2051b tps2052b,tps2053b,tps2054b SLVS514E–APRIL2004–REVISEDJANUARY2006 限流,电源-distributionswitches • HeavyCapacitiveLoads • 70-m Ω 高-sidemosfet • 短-circuitprotections • 500-macontinuouscurrent • thermalandshort-电路保护 • AccurateCurrentLimit (0.75amin,1.25amax) • operatingrange:2.7vto5.5v • 0.6-mstypicalrisetime • UndervoltageLockout • deglitchedfaultreport(oc) • NoOCGlitchDuringPowerUp • maximumstandbysupplycurrent: 1-µa(单独,双)or2-µa(三倍,四边形) • BidirectionalSwitch • ambienttemperaturerange:-40°cto85°c • ESDProtection • ulrecognized,filenumbere169910 thetps204xb/tps205xbpower-distributionswitchesareintendedforapplicationswhereheavycapacitive loadsandshortcircuitsarelikelytobeencountered.thesedevicesincorporates70-m Ω n-channelmosfet powerswitchesforpower-distributionsystemsthatrequiremultiplepowerswitchesinasinglepackage.每个 switchiscontrolledbyalogicenableinput.gatedriveisprovidedbyaninternalchargepumpdesignedto controlthepower-switchrisetimesandfalltimestominimizecurrentsurgesduringswitching.thechargepump requiresnoexternalcomponentsandallowsoperationfromsuppliesaslowas2.7v. whentheoutputloadexceedsthecurrent-limitthresholdorashortispresent,thedevicelimitstheoutputcurrent toasafelevelbyswitchingintoaconstant-currentmode,pullingtheovercurrent(ocx)logicoutputlow.当 continuousheavyoverloadsandshort-circuitsincreasethepowerdissipationintheswitch,causingthejunction temperaturetorise,athermalprotectioncircuitshutsofftheswitchtopreventdamage.recoveryfromathermal shutdownisautomaticoncethedevicehascooledsufficiently.internalcircuitryensuresthattheswitchremains offuntilvalidinputvoltageispresent.thispower-distributionswitchisdesignedtosetcurrentlimitat1a 通常. pleasebeawarethatanimportantnoticeconcerningavailability,标准保修,anduseincriticalapplicationsoftexas instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet. productiondatainformationiscurrentasofpublicationdate. copyright©2004–2006,texasinstrumentsincorporated ProductsconformtospecificationsperthetermsoftheTexas instrumentsstandardwarranty.productionprocessingdoesnot 必要包括测试所有参数.

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