Surface Mount Fuses 2 NANO > 250V UMF > Fast-Acting Fuse > 464 Series PS RoHS E 464 Series Fuse Description The 464 Series fuse is a surface mount Nano2(R) fuse that conforms to IEC 60127-4. This IEC standard addresses Universal Modular Fuse-links (UMF) which are accepted world-wide without any additional country-specific deviations. Features Fast-Acting RoHS compliant and Halogen Free Listed to IEC 60127-4, Universal Modular Fuse-Links (UMF) Agency Approvals 250VAC Voltage rating Agency Agency File Number Ampere Range NBK030205-E10480B 1A - 5A Applications PS E NBK101105-E184655 6.3A Power supply White goods E184655 0.25A - 6.3A Lighting system Industrial equipment Electrical Characteristics for Series Additional Information % of Ampere Rating Opening Time 125% 1 hour, Minimum 200% 2 minutes, Maximum Datasheet Resources Samples 1000% 0.001 sec., Min. 0.01 sec., Max. Electrical Specifications by Item Max Agency Approvals Ampere Nominal Voltage Interrupting Nominal Cold Nominal Melting Rating Amp Code Voltage Drop 2 2 Rating Rating Resistance (Ohms) I t (A sec) PS (A) (mV) E (V) 0.500 .500 250 0.2373 0.22 600 - x 0.800 .800 250 0.1159 0.308 400 - x 1.00 001. 250 0.0762 0.51 300 x x 1.25 1.25 250 0.0580 0.98 300 x x 1.60 01.6 250 0.0448 1.15 300 x x 2.00 002. 250 100A 250VAC 0.0354 2.48 300 x x 2.50 02.5 250 0.0288 3.99 300 x x 3.15 3.15 250 0.0206 8.05 300 x x 4.00 004. 250 0.0156 13.85 300 x x 5.00 005. 250 0.0119 23.6 300 x x 6.30 06.3 250 0.0093 35.912 300 x x Notes: 2 - l t calculated at 8ms. - Resistance is measured at 10% of rated current, 25C - For information and availability of additional ratings please contact Littelfuse 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/25/19Surface Mount Fuses 2 NANO > 250V UMF > Fast-Acting Fuse > 464 Series Temperature Re-rating Curve Average Time Current Curves 100 10 1 0.1 Note: 1. Rerating depicted in this curve is in addition to the standard derating of 15% for continuous operation. 0.01 0.001 1000 0.1 1 10 100 CURRENT IN AMPERES Soldering Parameters Reflow Condition Pb Free assembly t P - Temperature Min (T ) 150C T s(min) P Critical Zone Ramp-up T to T L P Pre Heat - Temperature Max (T ) 200C s(max) - Time (Min to Max) (t ) 60 180 secs T s L t L Average ramp up rate (Liquidus Temp (T ) to peak 5C/second max. T S(max) L T to T - Ramp-up Rate 5C/second max. S(max) L Ramp-down Preheat - Temperature (T ) (Liquidus) 217C L T Reflow S(min) - Temperature (t ) 60 150 seconds L t S +0/5 Peak Temperature (T ) 260 C P 25 Time within 5C of actual peak Temperature (t ) 20 40 seconds p time to peak temperature Time Ramp-down Rate 5C/second max. (t 25C to peak) Time 25C to peak Temperature (T ) 8 minutes max. P Do not exceed 260C 260C Peak Temperature, Wave Soldering Parameters 10 seconds max. 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/25/19 TIME IN SECONDS .50 A .80 A 1.00 A 1.25 A 1.60 A 2.00 A 2.50 A 3.15 A 4.00 A 5.00 A 6.30 A Temperature