【产品】RoHS标准250V Nano2®延时型保险丝443系列，可用于AC/DC电源适配器、电信设备系统电源

时间： 2019-03-19 来源：Littelfuse

技术问答

443系列是由LITTELFUSE公司推出的的250V Nano^2®保险丝，是一种小型方形表面贴装延时型保险丝，设计符合RoHS标准。本产品与无铅焊料合金完全兼容，且具有与无铅组件相关的更高温度曲线。其器身为陶瓷，端子帽为镀银黄铜，性能稳定、使用寿命长，可用于AC/DC电源适配器、电信设备系统电源和便携式系统内置AC/DC转换器等领域。

图1 443系列延时型保险丝产品示意图

443系列延时型保险丝能够承受的最大电压值为250VAC，额定电流范围在0.50A –5.00A。随额定电流的不同，标称电阻值介于0.0115Ω 到0.6Ω之间，并且具有最大50A（250VAC）的分断额定电流值。在100%的额定电流下，其至少能正常工作4小时；在250%的额定电流下，其最多能工作120秒。此外，443系列的工作环境温度范围为-55~+125℃，较高的温度范围能保证器件稳定性。

图2 443系列延时型保险丝产品尺寸图

443系列延时型保险丝产品特性：

·250 VAC电压额定值

·Slo-Blo^®保险丝

·电流额定值0.50A –5.00A

·符合RoHS标准

·完全兼容无铅焊料合金，且具有与无铅组件相关的更高温度曲线

443系列延时型保险丝应用领域：

·AC/DC电源适配器

·电信设备系统电源

·便携式系统内置AC/DC转换器

·照明系统

·LED照明

443系列延时型保险丝产品型号表：

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目录- Company profile Circuit Protection Technologies Overcurrent/Overvoltage Protection device ESD Suppression Solutions Overcurrent Protection/Overvoltage Protection Applications Common Circuit Threatsand Protection Solutions Fuses Fuse Holders PPTC Devices Varistors Gas Discharge Tubes ESD Suppressors TVS Diode Arrays Protection Ics TVS Diodes PLED Bypass Protectors SIDACtor® Protection Thyristors Circuit Breakers

型号- PXXX0SAMC,LS2406ERQ23,1812L,LVR,SPHV,30KPA-HR,456SE,456SD,15KPA,345 SERIES,ITV9550 30A,AQ24CANFD,SDP,AC,RUEF110S,LS2406ERQ33,PXXX2AC,MICROSMDCH,562 SERIES,AQ1003-01ETG,SDPXXX0T023G5,150603,800,801,802,804,806,807,BA,808,BB,PGB2,PGB1,P4SMA,TSM600,PTF070,MICROASMD,SC1103C-01UTG,PTF078,PTF077,LS0504EVT233,PTF075,AQXXC-01LTG,810,811,356 SERIES,5KP,813,FB65,814,FB66,CA,CG,CH,PTF080,286677,PICOASMDCH,PXXX2AX,MINIASMDC,SMF4L,121004,B61089BDR,282008,121001,282007,820,121003,AK10-Y,821,121002,282002,823,824,282001,FB55,DA,828,DB,FB58,NANOASMDCH,820-20,830,831,834,835,TP5KP,101001,3453,3452,605,606,RKEF,607,PXXX2ACMC,LS12052BD33,AGRF,PTF0080M,B61089QDR,RUEF135V,850,851,852,3455,853,AHEF100,60R,617,618,GTCX36-XXXM-R05,PXXX0Q12X,860,862,HA,HB34,GTCX36-XXXM-R10,2920L,SP8008,AQ4337-01ETG,155 SERIES,P6SMB,803-01 SERIES,SLD,810 SERIES,870,PTF015,874,875,876,342 SERIES,877,5.0SMDJXXS-HRA,348 SERIES,30KPA,SM7,SM24CANB,SMCG-HR,TSV250,FC09B1606NL-0,SMD,SMF,TPSMB-VR,881,35408 SERIES,OMN002,400,OMN004,885,35406 SERIES,881 SERIES,OMN006,646,405,647,V20H275AUTO,407,649,RXEF,101010,52100001009,AQ24CANA,AQHVXX-01LTG,656,101002,PXXXXDF,658,101003,5KPA-HR,824-20 SERIES,5.0SMDJ,570 SERIES,AQ3530-01FTG,B-SERIES,662,663,422,664,665,LA,SMBLCE-HR,L-SERIES,AQHVXX-01LTG-C,PTF050,SC1105-01UTG,PTF055,G-SERIES,435,437,438,A-SERIES,870 SERIES,PTF065,440,RGEF,437A,441,SP1103C,443,202,203,254 121,445,446,688,447,3453 SERIES,448,449,208,209,TR600,04450001,PTF030,438A,451,SRP,452,453,454,TSM250,PTF035,213,456,215,821 SERIES,458,216,LV ULTRAMOV,459,217,218,SP3401,SP3400,AQ3522-01FTG,TPSMC,FHN26G2,TPSMB,PTF040,TPSMD,LS2405IDD23,PTF045,460,461,5KPA-HRA,462,220,464,465,466,224,467,225,576 SERIES,468,254 101,229,BXXX0CX,SL0902A,102080,470,BXXX1UX,471,472,230,473,232,233,501A,476,234,235,477,MIDSMD,PXXX4UCMC,239,MHS,850 SERIES,813 SERIES,AQ1205-01ETG,483,RA,485,487,802 SERIES,259UL913,ITV4030 22A,SM20,345121,102064,254 201 - 208,251,494,PLEDXUX,253,SD,SE,SG,SH,259,4.0SMDJ,SL1002A,SM,15KPA-HRA,15KPA-HR,GTCX37-XXXM-R10,102074,102076,102079,102078,NANOSMDCH,GTCA28-XXXM-R03,NY61AP,262,102071,263,265,266,3.0SMC,267,DSLP,268,269,LOW RHOPTC,520 002,520 003,520 004,SL1003A,520 005,1KSMB,345101,MLA,LS24062RQ23,1210L,AQ36CANA-02HTG,445073,MLE,MHP-TAM15,272,273,MLN,M-SERIES,274,E-SERIES,275,278,279,AQ3102-02HTG,MHP-TAC6,803-01,MHP-TA,285,AQ3041,SMBLCE-HRA,PLEDXUSXA,SP4322-01ETG,AQ3045,TP1.5KE,SP4208,SC1205-01ETG,820-20 SERIES,354 SERIES,CG33.0L,SP11XX,359 SERIES,MS-SERIES,111 SERIES,100 SERIES,NANOSMDC,346877,PICOASMDCH010F-2,340 SERIES,AHRF300,AHEF,342025,342024,342021,ZA,AQ3400,XGD,FH604,AQ1250-01ETG,PXXX3ACMC,FH602,PXXX6U,SP4010,342006,PLEDXN,SZD200,HG34,PLEDXS-A,J-SERIES,824 SERIES,FEMTOASMDC,ITV5432 30A,AK6-Y,557 SERIES,SL1021A,SL1021B,SP4020,SP4022,SP4021,SMDCH,SP4024,281010,SP4023,PLED,MINISMDC,AXXXXUX6,254 011 - 008,SMTAK3,PXXX0Q22XLH,MHP-TAM6,AK15,445005,281007,154T,281008,281005,AK10,AQ1005,51800001009,PXXXXS4X,ITMOV,354701 SERIES,483A,445004,LS05006VPQ33,SP4044,BXXX1UC4,SP4045,5200001,SMBJ,AQXX-01LTG,AQ7538-08UTG,SP1064E-04UTG,TCF250,SMTOAK2,SMAJ,AQ7520-08UTG,PXXX3AX,NANOASMDC,461E,811 SERIES,800 SERIES,157T,FC51,PXXX1U,PXXX1S,TRF250,SMBJ-HRA,SMDJ,CG3,SP3384NUTG,CG2,CG5,CG4,2205,CG7,B3XX4UX,CG6,VLP,VLR,0603L,PLEDXUX-A,SMCJ,PICOASMDC,LS0504EDD12,SMD2,PXXX0Q22C,GTCX35-XXXM-R05,SMDJ-HR,SMDC,TMOV34S,AHRF,440A,AXGD10603NR,K-SERIES,TPSMC-VR,H-SERIES,SZ1SMB,SZ1SMC,SZ1SMA,219XA,AK20-Y,ITV9550L2030MR,441A,SZ1.5SMC,SP1250-01ETG,C-SERIES,SC1210-01ETG,TB-SERIES,0402L,ITV9550 45A,AHRL,DHB34,FHN26W,AUML,TP6KE,LTKAK3,AQRV05-4HTG,LTKAK2,72R,977,TLP,LTKAK6,AQ15CANA-02HTG,PXXX3AC,SP3205-01ETG,501,3452 SERIES,504,505,506,507,GTCX23-XXXM-R01,508,8.0SMDJ,PXXX3U,100060,100061,100062,122090,100063,100064,100065,PXXX0SX,100066,SC1533-01LTG,SPHV-C,AHS,122093,150318,TS600,150319,150316,150317,150315,AQ3102-02JTG,150312,513,514,100058,100059,2016L,286377,122088,122087,559 SERIES,122083,GTCX26-XXXM-R05,521,523,AK15-Y,100067,526,150322,527,PXXX2SXLH,SL1411A,AK1,AK3,AK6,VTP,422A,SMCJ-HRA,ASMD,C-III,SR70,0805L,860 SERIES,RHEF,SMF3.3,303,304,305,308,35409,35408,35407,35406,TPSMA6L,PXXX2SX,SP724,SP725,SC1115-01UTG,TSL250,LOW RHO,HMOV,SP723,SP720,SP721,312,313,30R,314,556,315,557,559,318,SLD6S,SP1305,SP712,560,562,322,564,324,325,326,328,SLD5S,CX-SERIES,570,571,332,SLD8S,PXXX0SD,576,TRF600,PICOSMDC,3.0SMCJ,SZSMF,LS1205EVD33,SP1326,AQ12CANA-02HTG,340,150307,100,342,FHN20G,344,345,35407 SERIES,348,SMAJ-HRA,150300,AUMOV,LTKAK10,445 SERIES,SC1333-01ETG,RUEF,GTCX25-XXXM-R02,GTCX25-XXXM-R05,LS0502SCD33,111,354,356,52000001009,359,824-20,SP3420,150274,RUSBF,SP1003,SP3422,PXXX0ME,564 SERIES,SP2555NUTG,51900001009,10207101009,520 101,369,SL1122A,571 SERIES,SP1233,AQ2555NUTG,SP1255P,600R,PXXX4UX,WB07B0606LG,370,372,1.5SMC,TLPA,373,1.5SMB,374,SZSMF4L,377,820 SERIES,254 131,PXXX1CX2,SEPXXXXQ38,00300210,SZW200,TP5.0SMDJ,523 SERIES,SP1005,SP1006,CG32.0L,382,AQ1205-01FTG,383,385,35409 SERIES,407A,V14H460AUTO,SMA6L,391,392,CG32.5L,N-SERIES,SMA6J,395,3425L,F-SERIES,154,396,397,398,157,399,159,SC1122-01UT

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型号- 39202800000,39202800440,38511500440,38706300000,392,39212500000,39212500440,39213150000,39213150440,39212000440,39212000000,39208000000,39208000440,39215000000,39215000440,392XXXX0000,39214000440,39214000000,39211250000,39000320000,39211250440,392 SERIES,39211600440,39211600000,39211000000,39211000440,392XXXX0000,392XXXX0440,39216300000,39216300440

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型号- 0473005.PAT1L,0473007.YRT1L,0473005.YAT1L,04732.25MXT1L,0473007.,047302.5MXT1L,047303.5MXT1L,0473007.PRT1L,473,0473003.MAT1L,047301.5MXT1L,0473002.PAT1L,0473002.YAT1L,04732.25YAT1L,0473.375YXT1L,0473001.YXT1L,047303.5PAT1L,0473004.PXT1L,047302.5MRT1L,0473005.MXT1L,0473.375PXT1L,0473.500PRT1L,0473.500MAT1L,047301.5YAT1L,047303.5YAT1L,0473001.PXT1L,0473.750YXT1L,047301.5PAT1L,0473.750PXT1L,0473.500YRT1L,0473004.YXT1L,0473002.MXT1L,0473XXXXYRT1L,0473.375MXT1L,0473007.YAT1L,0473003.PXT1L,0473001.MXT1L,0473.750PAT1L,0473.750MRT1L,0473005.YRT1L,0473003.YXT1L,047301.5PRT1L,047302.5PRT1L,0473007.PAT1L,0473003.MRT1L,047301.5YRT1L,047302.5YRT1L,0473.375YAT1L,0473005.PRT1L,0473005.MAT1L,04732.25YRT1L,047302.5PXT1L,0473.500YAT1L,047303.5MRT1L,0473004.MAT1L,04732.25PRT1L,0473004.YRT1L,0473004.PRT1L,0473002.MRT1L,04732.25MAT1L,0473007.MXT1L,0473001.MRT1L,0473003.,0473005.YXT1L,0473002.YXT1L,0473.500MRT1L,047301.5YXT1L,0473003.PRT1L,0473.750MXT1L,0473003.MXT1L,0473002.PXT1L,0473002.MAT1L,047301.5MAT1L,047302.5MAT1L,047303.5MAT1L,0473.500PAT1L,0473003.YRT1L,0473.375PAT1L,047303.5YXT1L,047302.5YXT1L,0473005.PXT1L,0473007.MRT1L,0473004.PAT1L,047301.5PXT1L,047303.5PXT1L,0473001.YAT1L,04732.25YXT1L,0473.750YAT1L,0473004.MRT1L,0473001.PAT1L,0473.500MXT1L,0473.375MRT1L,04732.25PXT1L,0473002.YRT1L,04732.25MRT1L,0473007.YXT1L,0473005.,0473004.MXT1L,0473002.PRT1L,0473007.PXT1L,0473.375MAT1L,0473004.YAT1L,04732.25PAT1L,047303.5YRT1L,047303.5PRT1L,0473.375PRT1L,0473.750YRT1L,0473001.PRT1L,0473007.MAT1L,0473001.YRT1L,047301.5MRT1L,047302.5YAT1L,0473.500YXT1L,0473.750PRT1L,0473.750MAT1L,0473.375YRT1L,0473003.YAT1L,0473005.MRT1L,0473.375,0473003.PAT1L,0473.500PXT1L,047302.5PAT1L,0473001.MAT1L

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