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.德州仪器.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 地在在 EN † 输出输出输出 OC tps2041b/tps2051b d 和 dgn pACKAGES (顶视图) 1 2 3 4 8 7 6 5 地在 EN1 † EN2 † OC1 OUT1 OUT2 OC2 tps2042b/tps2052b d 和 dgn pACKAGES (顶视图) 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− 非连接 † 所有使能输入是起作用的高为这 tps205xb序列. tps2044b/tps2054b D包装 (顶视图) tps2043b/tps2053b d 包装 (顶视图) 描述 TPS201xA TPS202x TPS203x 33 m Ω , 单独的 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 , 单独的 600 毫安 1 一个 500 毫安 500 毫安 250 毫安 250 毫安 1 一个 1 一个一般转变 catALOG TPS2042B TPS2052B TPS2046 TPS2056 TPS2062 TPS2066 80m Ω , 双 500毫安 500 毫安 250 毫安 250 毫安 1 一个 1 一个 tps2100/1 260 m Ω in1 500 毫安 in2 10 毫安输出 IN1 IN2 tps2102/3/4/5 in1 500 毫安 in2 100 毫安 1.3 Ω TPS2043B TPS2053B TPS2047 TPS2057 80 m Ω , triple 500 毫安 500 毫安 250 毫安 250 毫安 TPS2044B TPS2054B TPS2048 TPS2058 80 m Ω , 四方形 500 毫安 500 毫安 250 毫安 250 毫安 80 m Ω , 双 TPS2080 TPS2081 TPS2082 TPS2090 500 毫安 500 毫安 500 毫安 250 毫安 TPS2091 TPS2092 250 毫安 250 毫安 80 m Ω , 四方形 TPS2085 TPS2086 TPS2087 TPS2095 500 毫安 500 毫安 500 毫安 250 毫安 TPS2096 TPS2097 250 毫安 250 毫安 tps2041b,,tps2042b tps2043b,tps2044b,tps2051b tps2052b,tps2053b,tps2054b SLVS514E–APRIL2004–REVISEDJANUARY2006 电流-限制,电源-distributionswitches • HeavyCapacitiveLoads • 70-m Ω 高-sidemosfet • 短的-circuitprotections • 500-macontinuouscurrent • thermalandshort-circuitprotection • AccurateCurrentLimit (0.75amin,1.25amax) • operatingrange:2.7vto5.5v • 0.6-mstypicalrisetime • UndervoltageLockout • deglitchedfaultreport(oc) • NoOCGlitchDuringPowerUp • maximumstandbysupplycurrent: 1-µa(单独的,双)or2-µa(triple,四方形) • BidirectionalSwitch • ambienttemperaturerange:-40°cto85°c • ESDProtection • ulrecognized,filenumbere169910 thetps204xb/tps205xbpower-distributionswitchesareintendedforapplicationswhereheavycapacitive loadsandshortcircuitsarelikelytobeencountered.thesedevicesincorporates70-m Ω n-channelmosfet powerswitchesforpower-distributionsystemsthatrequiremultiplepowerswitchesinasinglepackage.各自 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 典型地. pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsoftexas instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet. productiondatainformationiscurrentasofpublicationdate. copyright©2004–2006,texasinstrumentsincorporated ProductsconformtospecificationsperthetermsoftheTexas instrumentsstandardwarranty.productionprocessingdoesnot necessarilyincludetestingofallparameters.

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