470 LITTELFUSE

Document overview

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Technical content

Features

Applications

Agency Agency File Number Ampere Range E10480 0.500 - 2A Electrical Characteristics for Series % of Ampere Rating Opening Time 100% 4 Hours, Minimum 200% 5 Seconds, Maximum

  • LED Lighting
  • LCD/LED TVs
  • Notebooks/PCs
  • Gaming Consoles
  • Battery Charging Circuit Protection
  • Power Supply Units
  • Telecom Systems
  • White Goods The 470 series is a family of 125V rated high energy SMD fuses, perfect for space constrained applications. It offers the standard Nano Fuse circuit protection capability with a very small 1206 foot print. This product is RoHS compliant, Halogen-Free and 100% Pb-Free with guaranteed operating temperature of up to 125°C.
  • Very Small 1206 Footprint
  • 125V Voltage Rating
  • Fast-Acting
  • Pb-Free, RoHS Compliant and Halogen-Free
  • Wide Operating temperature range of -55°C to 125°C
  • ENERGY STAR ® Surge Immunity test compliant (100kHz Ring Wave, 2.5kV , 7 strikes common and differential modes) - 1 .5A and above ampere rating only

Description

(A) Amp Code Max Voltage Rating (V) Interrupting Rating Nominal Cold Resistance (Ohms) Nominal Melting I2t (A2 sec.) Agency Approvals 0.500 .500 125V 50A @ 125VDC 50A @ 125VAC 300A @ 32VDC 0.5455 0.0287 4 x 1. 0 0 0 01. 125V 0.2242 0.14785 x 1 .25 1 .25 125V 0.1637 0.30269 x 1 .50 01. 5 125V 0.1263 0.45970 x 2.00 002 125V 0.1004 0.75625 x Electrical Characteristic Note: I2t values stated for 8msec opening time. Application testing is strongly recommended.

© 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/05/17 Surface Mount Fuses Thin Film® Fuse > 470 Series >1206 Fast Acting Average Time Current CurvesT emperature Rerating Curve NOTE: Derating depicted in this curve is in addition to the standard derating of 25% for continuous operation. 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 Soldering Parameters 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 – 180 seconds 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 (t p) 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 0.001 0.01 0.1 100 0.1 1 10 100 TIME IN SECONDS CURRENT IN AMPERES 2A1.5A1A0.5A 1.25A

© 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/05/17 Surface Mount Fuses Thin Film® Fuse > 470 Series >1206 Fast Acting Packaging Packaging Option Packaging Specification Quantity Quantity & Packaging Code Reel Size 8mm Tape and Reel EIA-RS-481-1 1500 DR N/A Dimensions Part Numbering System 3.65 (.143”) 1.185 (.047”) 1.28 (.050”) 2.05 (.081”) Recommended Pad Layout LH 3.302 [1.30] 1.219 [0.48] 1.575 [0.62] 0470 002. D R SNP Series Packaging Code R = Tape and Reel Amp Code* Refer to Amp Code column of Electrical Characteristics Table Quantity Code D = 1500 pieces Termination Code Materials Body: Epoxy Resin T erminations: Cu/Ni/Sn (100% Pb-free) Product Marking Body: Current Rating Operating Temperature –55ºC to +125ºC Solderability MIL -STD-202 Insulation Resistance (after opening) IEC 60127-4 (0.1Mohm Min) Product Characteristics Thermal Shock MIL -STD-202, Method 107 , Test Condition B, 5 cycles, -65°C to 125°C, 15 minutes @ each extreme Mechanical Shock MIL -STD-202, Method 213B, Test Condition I: De-energized. 100G’s peak 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. 2 hrs. each XYZ = 6hrs (10- 55 Hz) Moisture Resistance MIL -STD-202, Method 106, 10 cycles Condition A Salt Spray MIL -STD-202, Method 101, Test Condition B (48 hrs) Resistance to Soldering Heat Method 210, Test Condition B (10 sec at 260°C) Part Marking System Amp Code Marking Code .500 LF 0 01. LH 1 .25 LJ 01. 5 LK 002. LN 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.