Fuse Mounting Accessories Page 91 Fuse & Mounting Accessories

2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/03/17 Surface Mount Fuses Surge Resistant > 461 Series TeleLink Fuse Materials Body: Ceramic Terminations: Silver-plated Caps Product Marking Brand Logo, Ampere Rating, T Operating Temperature -55C to 125C Moisture Sensitivity Level Level 1, J-STD-020 Solderability IEC-60127-4 (215C immersion, 3 seconds) Resistance to Dissolution of Metallization IPC / EIA J-STD-002-Test D 260C for 120 seconds Thermal Shock MIL-STD-202, Method 107, Test Condition B, -55C to +125C, 30 minutes @ each extreme Mechanical Shock MIL-STD-202, Method 213, Test Condition A - Half Sine, 50 G's, 11 msecs. duration High Frequency Vibration MIL-STD-202, Method 204, Test Condition D Moisture Resistance MIL-STD-202, Method 106, 50 cycles Terminal Strength Board deflection per EIA / IS-722, 1mm deflection for 1 minute Terminal Attachment MIL-STD-202, Method 211, Test Condition A, 5 lbs applied to end caps Product Characteristics Reflow Condition Pb - free assembly Pre Heat - Temperature Min (T s(min) ) 150C - Temperature Max (T s(max) ) 200C - Time (Min to Max) (t s ) 60 - 120 seconds Average Ramp-up Rate (Liquidus Temp (T L ) to peak) 5C/second max. T S(max) to T L - Ramp-up Rate 5C/second max. Reflow - Temperature (T L ) (Liquidus) 217C - Temperature (t L ) 60 - 90 seconds Peak Temperature (T P ) 260 +0/-5 C Time within 5C of actual peak Temperature (t p ) 20 - 40 seconds Ramp-down Rate 6C/second max. Time 25C to peak Temperature (T P ) 8 minutes max. Do not exceed 260C Soldering Parameters Packaging Part Numbering System Packaging Option Packaging Specification Quantity Quantity & Packaging Code 24mm Tape and Reel EIA RS-481-2 (IEC 286, part 3) 2500 ER 0461 1.25 E R SERIES AMP Code * QUANTITY Code PACKAGING Code Refer to Electrical Characteristics table E = 2500 pcs R = Tape and Reel *Example: 2 amp product is 0461 002. ER (1.25 amp product shown above) Time Temperature T P T L T S(max) T S(min) 25 t P t L t S time to peak temperature (t 25C to peak) Ramp-down Ramp-up Preheat Critical Zone T L to T P Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/disclaimer-electronics.

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