Surface Mount Fuses 2 NANO > Very Fast-Acting > 451/453 Series PS 451/453 Series Fuse E Description 2 The Nano SMF Fuse is a very small, Wire-in-Air (WIA) square shape surface mount fuse which is very suitable for the secondary side circuit over-current protection applications and is designed for PCB using surface mount technology. Features t FS BTU BDUJOH Z G 7 t VSF X UFNQFSBU P - de-rating t F 4NBMM TJ t P)4 DPNQMJBOU 3 t 8 SFOU JEF SBOHF PG DVS Agency Approvals rating available (62mA t SFF )BMPHFO to 15A) AGENCY AGENCY FILE NUMBER AMPERE RANGE t 8 JEF PQFSBUJOH temperature range E10480 6.3A - 15A LR29862 62mA - 15A Applications NBK030205-E10480B 1A - 5A PS t /PUFCPPL 1 t TUFN FMFDPN TZ 5 E NBK101105-E184655 6.3A - 10A t 57 - % 1%1 t 8 JSFMFTT CBTFTU BUJPO E10480 62mA - 5A t - % NPOJUPS t 8IJUF HPPET t - % 1%1 QBOFM t (BNF DPOTPMF t FSUFS W LMJHIU JO - % CBD t VUPNBUJPO DF 0G Electrical Characteristics for Series equipment t SF Z 7% QMB PSU BCMF % 1 % of Ampere t IBSHJOH DJSDVJU UFS Z D UB Ampere Rating Opening Time t FS TVQQMZ X P 1 Rating protection 100% 1/16 15 4 hours, Minimum t PSLJOH /FU X t *OEVTUSJBM FRVJQNFOU 1/16 10 5 sec., Maximum t 1 TFS SF W t .FEJDBM FRVJQNFOU 200% 12 15 20 sec., Maximum t TUFN BO TZ PPMJOH G t F VUPNPUJW t TUFN 4UPSBHF TZ 2009 Littelfuse, Inc. 451/453 Series 57 Specifications are subject to change without notice. Revised: July 13, 2010 Please refer to www.littelfuse.com/series/451.html or /453.html for current information. 451/453 Series Surface Mount Fuses IntrIntroduction toduction too Cir Circuit Prcuit Prototectionection 2 Transientology NANO > Very Fast-Acting > 451/453 Series Electrical Specifications by Item Max Agency Approvals Ampere Nominal Cold Nominal Amp Voltage Interrupting Rating Resistance Melting PS Code Rating Rating 2 2 (A) (Ohms) I t (A sec) E (V) 0.062 .062 125 5.5000 0.00019 x x 0.080 .080 125 4.0500 0.00033 x x 0.100 .100 125 3.1000 0.00138 x x 0.125 .125 125 1.7000 0.00286 x x 0.160 .160 125 1.2157 0.0048 x x 0.200 .200 125 0.8372 0.0089 x x 0.250 .250 125 0.5765 0.0158 x x 0.315 .315 125 0.3918 0.0311 x x 0.375 .375 125 0.6100 0.0425 x x 0.400 .400 125 0.5600 0.0484 x x 0.500 .500 125 0.4200 0.0795 x x 0.630 .630 125 0.3050 0.143 x x 7% 7 BNQFSFT 0.750 .750 125 0.2450 0.185 x x BNQFSFT 7% 0.800 .800 125 0.2120 0.271 x x PSE: 100 amperes 1.00 001. 125 0.1530 0.459 x x x 1.25 1.25 125 0.0780 0.664 x x x 1.50 01.5 125 0.0630 0.853 x x x 1.60 01.6 125 0.0580 1.060 x x x 2.00 002. 125 0.0367 0.530 x x x 2.50 02.5 125 0.0286 1.029 x x x 3.00 003. 125 0.0227 1.650 x x x 3.15 3.15 125 0.0215 1.920 x x x 3.50 03.5 125 0.0200 2.469 x x x 4.00 004. 125 0.0160 3.152 x x x 5.00 005. 125 0.0125 5.566 x x x 6.30 06.3 125 0.0096 9.170 x x x 7.00 007. 125 0.0090 10.32 x x x 8.00 008. 125 0.0077 20.23 x x x 7 BNQFSFT 7% BNQFSFT 10.0 010. 125 7% BNQFSFT 0.0056 26.46 x x x PSE: 100 amperes 12.0 012. 65 0.0049 47.97 x x 7% 7 BNQFSFT 15.0 015. 65 7% BNQFSFT 0.0037 97.82 x x Notes: 2 - l t calculated at 8ms. - Resistance is measured at 10% of rated current, 25C 2009 Littelfuse, Inc. 451/453 Series 58 Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/451.html or /453.html for current information. 7 7