045301.6MR LITTELFUSE | Alldatasheet

Document overview

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Technical content

Features

  • Very fast acting
  • Small size
  • Wide range of current rating available (62mA to 15A)
  • Wide operating temperature range
  • Low temperature de-rating
  • RoHS compliant
  • Halogen Free % of Ampere Rating Ampere Rating Opening Time 100% 1/16 –15 4 hours, Minimum 200% 1/16 –10 5 sec., Maximum 12 –15 20 sec., Maximum PS E

Applications

  • Notebook PC
  • LCD/PDP TV
  • LCD monitor
  • LCD/PDP panel
  • LCD backlight inverter
  • Portable DVD player
  • Power supply
  • Networking
  • PC server
  • Cooling fan system
  • Storage system
  • Telecom system
  • Wireless basestation
  • White goods
  • Game console
  • Office Automation equipment
  • Battery charging circuit protection
  • Industrial equipment
  • Medical equipment
  • Automotive Revised: January 10, 2012

Introduction to Circuit Protection Introduction to Circuit Protection Transientology 58 © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Surface Mount Fuses 451/453 Series NANO2® > Very Fast-Acting > 451/453 Series Please refer to www.littelfuse.com/series/451.html or /453.html for current information. 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 PS E 0.062 .062 125 50 amperes @125VAC/VDC 300 amperes @32VDC PSE: 100 amperes @100VAC 5.5000 0.00019 x x 0.080 .080 125 4.0500 0.00033 x x 0.100 .100 125 3.1000 0.00138 x x 0.125 .125 125 1.7000 0.00286 x x 0.160 .160 125 1.2157 0.0048 x x 0.200 .200 125 0.8372 0.0089 x x 0.250 .250 125 0.5765 0.0158 x x 0.315 .315 125 0.3918 0.0311 x x 0.375 .375 125 0.6100 0.0425 x x 0.400 .400 125 0.5600 0.0484 x x 0.500 .500 125 0.4200 0.0795 x x 0.630 .630 125 0.3050 0.143 x x 0.750 .750 125 0.2450 0.185 x x 0.800 .800 125 0.2120 0.271 x x 1.00 001. 125 0.1530 0.459 x x x 1.25 1.25 125 0.0780 0.664 x x x 1.50 01.5 125 0.0630 0.853 x x x 1.60 01.6 125 0.0580 1.060 x x x 2.00 002. 125 0.0367 0.530 x x x 2.50 02.5 125 0.0286 1.029 x x x 3.00 003. 125 0.0227 1.650 x x x 3.15 3.15 125 0.0215 1.920 x x x 3.50 03.5 125 0.0200 2.469 x x x 4.00 004. 125 0.0160 3.152 x x x 5.00 005. 125 0.0125 5.566 x x x 6.30 06.3 125 0.0096 9.170 x x x 7.00 007. 125 0.0090 10.32 x x x 8.00 008. 125 0.0077 20.23 x x x 10.0 010. 125 35 amperes @125 VAC/ 50 amperes @125 VDC 300 amperes @32 VDC PSE: 100 amperes @100VAC 0.0056 26.46 x x x 12.0 012. 65 50 amperes @65 VAC/VDC 300 amperes @24 VDC 0.0049 47.97 x x 15.0 015. 65 0.0037 97.82 x x Notes: - l2t calculated at 8ms. - Resistance is measured at 10% of rated current, 25ºC

59© 2009 Littelfuse, Inc. Specifications are subject to change without notice. Surface Mount Fuses 451/453 Series NANO2® > Very Fast-Acting > 451/453 Series 451/453 Series Please refer to www.littelfuse.com/series/451.html or /453.html for current information. Average Time Current Curves Reflow Condition Pb – Free assembly Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (Min to Max) (ts) 60 – 120 secs Average ramp up rate (Liquidus Temp (TL) to peak 5°C/second max. TS(max) to TL - Ramp-up Rate 5°C/second max. Reflow - Temperature (TL) (Liquidus) 217°C - Temperature (tL) 60 – 90 seconds Peak Temperature (TP) 250+0/-5 °C Time within 5°C of actual peak Temperature (tp) 20 – 40 seconds Ramp-down Rate 5°C/second max. Time 25°C to peak Temperature (TP) 8 minutes max. Do not exceed 260°C Soldering Parameters Temperature Rerating Curve 1000.000 100 0.1 0.01 0.001 .062A .125A .250A .375A .500A .750A 1.5A 2.5A 3.5A 10A 12A 15A 0.05 0.1 11 01 00 1000 TIME IN SECONDS CURRENT IN AMPERES .160A .200A .315A Note: 1. Derating depicted in this curve is in addition to the standard derating of 25% for continuous operation. Wave Soldering Parameters 260°C Peak Temperature, 10 seconds max. Time Temperature TP TL TS(max) TS(min) tP tL tS time to peak temperature (t 25ºC to peak) Ramp-down Ramp-up Preheat Critical Zone TL to TP

Introduction to Circuit Protection Introduction to Circuit Protection Transientology 60 © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Surface Mount Fuses 451/453 Series NANO2® > Very Fast-Acting > 451/453 Series Please refer to www.littelfuse.com/series/451.html or /453.html for current information. Materials Body: Ceramic Terminations: Gold-Plated Caps (for 451 RoHS/HF series) SnPb Plated Caps (for 451 Non-RoHS series) Silver-plated Caps (for 451 RoHS below 160mA Rating & 453 Series) Product Marking Brand, Ampere Rating Operating Temperature -55°C to 125°C Moisture Sensitivity Level Level 1, J-STD-020C Solderability MIL-STD-202, Method 208 Insulation Resistance (after Opening) MIL-STD-202, Method 302, Test Condition A (10,000 ohms minimum) Thermal Shock MIL-STD-202, Method 107, Test Condition B, 5 cycles, -65°C / +125°C, 15 minutes @ each extreme Mechanical Shock MIL-STD-202, Method 213, Test I: Deenergized. 100G’s pk amplitude, sawtooth wave 6ms duration, 3 cycles XYZ+xyz = 18 shocks Vibration MIL-STD-202, Method 201: 0.03” amplitude, 10-55 Hz in 1 min. 2hrs each XYZ=6hrs Moisture Resistance MIL-STD-202, Method 106, 10 cycles Salt Spray MIL-STD-202, Method 101, Test Condition B (48hrs) Resistance to Soldering Heat MIL-STD-202, Method 210, Test condition B (10 sec at 260°C) Product Characteristics Dimensions Packaging Part Numbering System F 7 A 6.86 (.270") 3.15 (.124") 2.95 (.116")1.96 (.077") 2.69 ± .25 (.106") 2.69 ± .25 (.106") 1.45 (.057") 6.10 ± .20 (.240") Recommended pad layout Packaging Option Packaging Specification Quantity Quantity & Packaging Code 12mm Tape and Reel EIA RS-481-2 (IEC 286, part 3) 5000 NR 12mm Tape and Reel EIA RS-481-2 (IEC 286, part 3) 1000 MR 0451 001. M R L SERIES AMP Code QUANTITY Code PACKAGING Code Refer to Electrical characteristics table M = 1000 pcs N = 5000 pcs R = Tape and Reel RoHS Compliant & Halogen Free 451 = Gold / SnPb / Silver Plated Caps 453 = Silver Plated Caps NOTE: “L” suffix applies to 451 series only - 451 series may be ordered as either “RoHS and HF” (“L” suffix) or non-RoHS (no suffix) version. - 453 series is available only as RoHS compliant version and does not require “L” suffix. Please do not include “L” suffix within 453 series ordering instructions.