0456060.DRSDE Littelfuse

Surface Mount Fuses 2 NANO > Fast Acting Fuse > 456SDE Series RoHS 456SDE Series Fuse Description 2 The High Current NANO Fuse is a small square surface mount fuse that is designed to support higher current requirements of various applications. Features Available in ratings of Surface mountable high 40 A to 60 A current fuse High interrupting rating UL Recognized of 600 A 80 VDC UL/CSA/NMX 248-1 and UL/CSA/NMX 248-14 Very low cold resistance, temperature rise, and voltage drop Agency Approvals Benefits Agency Agency File Number Ampere Rating Single fuse solution for Avoids nuisance opening E10480 40 A 60 A high current application due to high inrush and surge current inherent in Suitable for a wide the system Electrical Characteristics variety of voltage requirements and Compatible with high % of Opening Time applications volume assembly Ampere Rating requirements 100% 4 hours, Minimum Enhances power 200% 60 seconds, Maximum efficiency Applications Additional Information Voltage regulator Module Storage System Power for PC Server Basestation Power Cooling Fan System for Supply PC Server Datasheet Resources Samples Power Tools Electrical Specifications 2 Agency Approvals Max Nominal Ampere Interrupting Nominal Melting Nominal Voltage Drop Amp Code Voltage Cold Resistance 2 2 3 Rating (A) Rating I t (A Sec.) (mV) 1 Rating (V) (Ohms) 150A 250VAC 40 040. 250 0.00130 1700 110 x 600A 80VDC 150A 250VAC 50 050. 250 0.00105 2700 115 x 600A 80VDC 150A 250VAC 60 060. 250 0.00085 4260 106 x 600A 80VDC Notes: 1. Cold resistance measured at less than 10% of rated current at 23 C. 2. Agency Approval Table Key: X = Approved or Certified, P = Pending. 2 3. I t values stated for 8msec opening time. 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 02/19/21Surface Mount Fuses 2 NANO > Fast Acting Fuse > 456SDE Series Temperature Re-rating Curve Average Time Current Curves 1000 60 40 100 20 0 0 10 20 40 1 60 -60C -40C -20C 0C 20C 40C 60C 80C 100C 120C 140C -76F -40F -4F 32F 68F 104F 140F 176F 212F 248F 264F 0.1 AMBIENT TEMPERATURE Note: 0.01 1. Rerating depicted in this curve is in addition to the standard derating of 25% for continuous operation. 0.001 110100 1000 Current in Amperes Soldering Parameters Reflow Soldering 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) T - Time (Min to Max) (t ) 60 180 secs L s t L T Average ramp up rate (Liquidus Temp (T ) to peak 5C/second max. S(max) L T to T - Ramp-up Rate 5C/second max. Ramp-down S(max) L Preheat - Temperature (T ) (Liquidus) 217C L T Reflow S(min) - Temperature (t ) 60 150 seconds t L 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 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 02/19/21 PERCENT OF UPRATING PERCENT OF DOWNUPRATING Opening in Seconds 40A 50A 60A Temperature