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| Surface Mount Fuses NANO2(R) > 458 Series 1206 Size Inrush Withstand Fuse 458 Series Fuse Description 2(R) Features Agency Approvals AGENCY AGENCY FILE NUMBER E10480 AMPERE RANGE 1A-10A Applications Electrical Characteristics for Series % of Ampere Rating Opening Time Electrical Specifications by Item Ampere Rating (A) Amp Code Max Voltage Rating (V) Interrupting Rating Nominal Cold Resistance (Ohms) Nominal Melting I2t (A2sec) Agency Approvals Marking 1 2 2 4 5 4 5 Notes: 1. l2t values stated for 8 msec opening time 2. Cold resistance measured at less than 10% of rated current at 25C. 3. Agency Approval Table Key: X=Approved or Certified, P=Pending and Blank=Not Approved 4. Have special electrical characteristic needs? Contact Littelfuse to learn more about application specific options. (c) 2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/458.html for current information. 69 Revised: March 17, 2009 458 Series 458 Series Surface Mount Fuses Introduction to Circuit Protection Transientology NANO2(R) > 458 Series 1206 Size Inrush Withstand Fuse Temperature Rerating Curve Average Time Current Curves Soldering Parameters Reflow Condition - Temperature Min (Ts(min)) Pre Heat - Temperature Max (Ts(max)) - Time (Min to Max) (ts) Average ramp up rate (Liquidus Temp (TL) to peak TS(max) to TL - Ramp-up Rate Reflow - Temperature (TL) (Liquidus) - Temperature (tL) TP Ramp-up tP Critical Zone TL to TP Temperature TL TS(max) Preheat tL Ramp-down TS(min) tS 25 time to peak temperature (t 25C to peak) Time Peak Temperature (TP) Time within 5C of actual peak Temperature (tp) Ramp-down Rate Time 25C to peak Temperature (TP) Do not exceed 458 Series 70 Revised: March 17, 2009 (c) 2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/458.html for current information. Surface Mount Fuses NANO2(R) > 458 Series 1206 Size Inrush Withstand Fuse Product Characteristics Materials Product Marking Insulation Resistance Operating Temperature Thermal Shock Vibration Moisture Resistance Solderability Resistance to Soldering Heat Moisture Sensitivity Level Salt Spray Shock Dimensions 3.175 (.125") 1.575 (.062") 1.575 (.062") Part Numbering System 0458 001. D R SERIES AMP Code QUANTITY Code PACKAGING Code 0.813 (.032") 3.65 (.143") 2.05 (.081") Example: 01.5 1.185 (.047") 1.28 (.050") Recommended Pad Layout Packaging Packaging Option Packaging Specification Quantity Quantity & Packaging Code (c) 2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/458.html for current information. 71 Revised: March 17, 2009 458 Series 458 Series Introduction to Circuit Protection Transientology 72 Revised: March 17, 2009 (c) 2009 Littelfuse, Inc. Specifications are subject to change without notice. |
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