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2920L030DR Datasheet(PDF) 3 Page - Littelfuse |
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2920L030DR Datasheet(HTML) 3 Page - Littelfuse |
3 / 6 page 53 ©2009 Littelfuse, Inc. Revised: December 2, 2009 POLYFUSE® Resettable PTCs Surface Mount > 2920L Series 2920L Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/2920L.html for current information. Environmental Specifications Soldering Parameters Condition Reflow Peak Temp/ Duration Time 260°C / 10 Sec Time above liquids (TAL) 220°C 60 Sec ~ 100 Sec Preheat 120°C~ 180°C 50 Sec ~ 150 Sec Storage Condition 0°C~35°C, < =70%RH • Recommended reflow methods: IR, vapor phase oven, hot air oven, N 2 environment for lead–free • Recommended maximum paste thickness is 0.25mm (0.010 inch) • Devices can be cleaned using standard industry methods and solvents. Note: If reflow temperatures exceed the recommended profile, devices may not meet the performance requirements. Operating/Storage Temperature -40°C to +85°C Maximum Device Surface Temperature in Tripped State 125°C Passive Aging +85°C, 1000 hours -/+5% typical resistance change Humidity Aging +85°C, 85%,R.H.,1000 hours -/+5% typical resistance change Thermal Shock MIL-STD-20 2, Method 107G +85°C/-40°C 20 times -30% typical resistance change Solvent Resistance MIL–STD–202, Method 215 Vibration MIL–STD–883C, Method 2007.1, Condition A Moisture Sensitivity Level Level 1, J–STD–020C Physical Specifications Terminal Material Solder-Plated Copper (Solder Material: Matte Tin(Sn)) Lead Solderability Meets EIA Specification RS186-9E, ANSI/ J-STD-002 Category 3. Preheating 120 180 220 260 0 60 to 100 Soldering Cooling 120 50 to 150 Time(s) |
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