0471.500NRT1L LITTELFUSE | Alldatasheet
Document overview
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Technical content
Features
Electrical Characteristics
t .PEFSBUFJOoSVTI XJUITUBOE t 4NBMMTJ[F t 8JEFSBOHFPGDVSSFOU SBUJOHTBWBJMBCMF N"UP" t 3P)4DPNQMJBOU t )BMPHFOGSFFBWBJMBCMF t 8JEFPQFSBUJOH UFNQFSBUVSFSBOHF t -PXUFNQFSBUVSF EFSBUJOH
Applications
% of Ampere Rating Opening Time 100% )PVST Min. 200% 4FDPOET Max. Ampere Rating (A) Amp Code Max Voltage Rating (V) Interrupting Rating Nominal Cold Resistance (Ohms) Nominal Melting I2t (A2 sec) Nom Voltage Drop (mV) Agency Approvals PS E .500 .500 125 BNQFSFTBU7"$ BOE7%$ 0.189 0.159 XX 1 .00 001 . 125 0.085 0.722 XXX 1 .50 01 .5 125 0.054 1 .610 XXX 2.00 002. 125 0.039 2.500 XXX 2.50 02.5 125 0.030 4.390 XXX 3.00 003. 125 0.023 6.960 XX 4.00 004. 125 0.012 10.600 XX 5.00 005. 125 0.008 15.400 XX 5IF4FSJFT1*$0®**5JNF-BH'VTFJTEFTJHOFEGPS BQQMJDBUJPOTUIBUSFRVJSFNPEFSBUFJOoSVTIXJUITUBOE BOEJTJOBTQBDFTBWJOHTVCNJOJBUVSFQBDLBHF t 'MBUoQBOFMEJTQMBZ57 t -$%NPOJUPS t -JHIUJOHTZTUFN t .FEJDBMFRVJQNFOU t *OEVTUSJBMFRVJQNFOU PS E Revised: July 27, 2011
Introduction to Circuit ProtectionIntroduction to Circuit Protection Transientology 212 © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Axial Lead & Cartridge Fuses
471 Series
Please refer to www.littelfuse.com/series/471.html for current information. PICO® ll > Time-Lag > 471 Series Average Time Current CurvesT emperature Rerating Curve Soldering Parameters Wave Parameter Lead-Free Recommendation Preheat: %FQFOETPO'MVY"DUJWBUJPO5FNQFSBUVSF 5ZQJDBM*OEVTUSZ3FDPNNFOEBUJPO 5FNQFSBUVSF.JOJNVN 100° $ 5FNQFSBUVSF.BYJNVN 150° $ 1SFIFBU5JNF TFDPOET Solder Pot Temperature: 260° $.BYJNVN Solder Dwell Time: TFDPOET Recommended Hand-Solder Parameters: 4PMEFS*SPO5FNQFSBUVSF¡$ )FBUJOH5JNFTFDPOETNBY Note: These devices are not recommended for IR or Convection Reflow process. Recommended Process Parameters: 100 0.1 0.01 0.001 0.1 1 10 100 1000 0.5A 1.5A 2.5A TIME IN SECONDS CURRENT IN AMPERES /PUF %FSBUJOHEFQJDUFEJOUIJTDVSWFJTJOBEEJUJPOUPUIFTUBOEBSEEFSBUJOHPGGPS DPOUJOVPVTPQFSBUJPO
213© 2009 Littelfuse, Inc. Specifications are subject to change without notice. Axial Lead & Cartridge Fuses Please refer to www.littelfuse.com/series/471.html for current information. PICO® ll > Time-Lag > 471 Series &ODBQTVMBUFE &QPYZ$PBUFE#PEZ 4PMEFS$PBUFE$PQQFSXJSFMFBET 3P)4DPNQMJBOU1SPEVDU1VSF5JODPBUFE $PQQFSXJSFMFBET Flammability Rating 6-7 Solderability .*-45% .FUIPE Lead Pull Force .*-45% .FUIPE 5FTU$POEJUJPO " XJMMXJUITUBOEBMCTBYJBMQVMMUFTU Product Characteristics Operating Temperature o$UP Shock .*-45% .FUIPE 5FTU $POEJUJPO* (TQFBLGPS NJMMJTFDPOET Vibration .*-45% .FUIPE o .FUIPE 5FTU$POEJUJPO$ o)[BU(T1FBL Moisture Resistance .*-45% .FUIPE Resistance to Soldering Heat 8JUITUBOETTFDPOETBCPWF $BOEVQUP$ NBYJNVN Dimensions FL1A 1AT 1AT 27.78 (1.094") 27.78 62.7 (2.468") 52.4 (2.062")* 0.64 (.025") 6.35 (.25") tape tape 2.8 (.110") MAX FL 1A 27.78 (1.094") 27.78 62.7 (2.468") 52.4 (2.062")* 0.64 (.025") 6.35 (.25") tape tape 2.8 (.110") MAX
471 Series (RoHS Version) Markings
471 Series (RoHS and Halogen-free Version) Markings
R = Reel A = Ammo Pack N = 5000 P = 2000 Refer to Amp Code column of Electrical Characteristics Table Packaging Packaging Option Packaging Specification Quantity & Packaging Code 5NN 5BQFBOE3FFM &*" 1MFBTFSFGFSUPBWBJMBCMFRVBOUJUJFT BCPWFJO1BSU/VNCFSJOH4ZTUFNw /PUFT 5EJNFOTJPOJTEFåOFEBTUIFMFOHUIPGUIFDPNQPOFOUCFUXFFOUIFUXPUBQFT5IFGVMMDPNQPOFOUMFOHUIJTNN