473002T1L Littelfuse

Cartridge and Axial Lead Fuses PICO II > Slo-Blo > 473 Series RoHS PS 473 Series, PICO II, Slo-Blo Fuse E Description The PICO II Slo-Blo Fuse combines time-delay performance characteristics with the proven reliability of a PICO Fuse. Features t t BJMBCMF W )BMPHFO GSFF B t F 4NBMM TJ t 8 JEF PQFSBUJOH VSF SBOHF UFNQFSBU t 8 SFOU JEF SBOHF PG DVS SBUJOHT t VSF X UFNQFSBU P - EF SBUJOH t P)4 DPNQMJBOU 3 Agency Approvals Applications Agency Agency File Number Ampere Range 57 Z t MBUoQBOFM %JTQMB t .FEJDBM FRVJQNFOU E10480 375mA - 7A t - % NPOJUPS t *OEVTUSJBM FRVJQNFOU TUFN t -JHIUJOH TZ LR 29862 375mA - 7A PS JET 1896-31007-1001 1A - 5A E Electrical Characteristics % of Ampere Opening Time Rating 100% )PVST Min. 200% 4FD Min. 4FD Max. 300% 4FD Min. 4FD Max. 800% 4FD Min. 4FD Max. Electrical Characteristics Max Agency Approvals Ampere Nominal Cold Nominal Nom Amp Voltage Interrupting Rating Resistance Melting Voltage Drop PS Code Rating Rating 2 2 E (A) (Ohms) I t (A sec) (mV) (V) 0.375 .375 125 1.7400 0.085 0.840 XX 0.500 .500 125 1.1300 0.210 0.775 XX 125 0.750 .750 0.4600 0.760 0.429 XX 1.00 001. 125 0.2670 2.010 0.353 XXX 1.50 01.5 125 0.1160 3.940 0.208 XXX 2.00 002. 125 0.0712 7.600 0.180 XXX 50 amperes at 125 VDC/ 2.25 2.25 125 0.0630 9.280 0.164 XXX VAC 2.50 02.5 125 0.0520 13.00 0.153 XXX 3.00 003. 125 0.0380 21.00 0.140 XXX 3.50 03.5 125 0.0240 26.80 0.094 XXX 4.00 004. 125 0.0194 35.00 0.086 XXX 5.00 005. 125 0.0133 54.80 0.074 XXX 7.00 007. 125 0.0092 105.00 0.070 XX 2009 Littelfuse, Inc. 473 Series Specifications are subject to change without notice. Revised: January 12, 2009 Please refer to www.littelfuse.com for current information. &OIBODFE JOS VTI XJUITUBOECartridge and Axial Lead Fuses PICO II > Slo-Blo > 473 Series Temperature Rerating Curve Average Time Current Curves 1000 100 10 1 /PUF %FSBUJOH EFQJDUFE JO UIJT DVS F JT JO BEEJUJPO UP UIF TU BOEBW PS SE EFSBUJOH PG G 0.1 continuous operation. Soldering Parameters 0.01 0.1 1 10 100 1000 Recommended Process Parameters: CURRENT IN AMPERES Wave Parameter Lead-Free Recommendation Preheat: ZQJDBM *OEVTUS FDPNNFOEBUJPO Z 3 5 VSF FNQFSBU 5 BUJPO DUJW %FQFOET PO MVY VSF .JOJNVN FNQFSBU 5 100 C VSF .BYJNVN FNQFSBU 5 150 C 5JNF SFIFBU 1 60-180 seconds Solder Pot Temperature: 260 .BYJNVN Solder Dwell Time: 2-5 seconds Recommended Hand-Solder Parameters: VSF FNQFSBU 5 4PMEFS *SPO 5JNF TFDPOET NBY )FBUJOH Note: These devices are not recommended for IR or Convection Reflow process. 2009 Littelfuse, Inc. 473 Series Specifications are subject to change without notice. Revised: January 12, 2009 Please refer to www.littelfuse.com for current information. TIME IN SECONDS .375A .50A .75A 1.0A 1.5A 2.0A 2.5A 3.0A 3.5A 4.0A 5.0A 7.0A