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| WSLT2512 Vishay Dale Power Metal Strip(R) Resistors, High Temperature (275 C) Low Value (down to 0.01 ), Surface Mount FEATURES * Ideal for all types of current sensing, voltage division and pulse applications including switching and linear power supplies, instruments and power amplifiers * Proprietary processing technique extremely low resistance values produces Pb-free e3 RoHS COMPLIANT * Specially selected and stabilized materials allow for high temperature derating (to + 275 C) * All welded construction * Solid metal Nickel-Chrome alloy resistive element with low TCR (< 20 ppm/C) * Very low inductance (< 5 H) * Excellent frequency response to 50 MHz * Low thermal EMF (< 3 V/C) STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL POWER RATING P70 C W 1.0 RESISTANCE RANGE 0.5 % 0.01 - 0.50 1.0 % 0.01 - 0.50 WEIGHT (Typical) g/1000 pcs 63.6 WSLT2512 * Part Marking: DALE, Value, Tolerance Code TECHNICAL SPECIFICATIONS PARAMETER Temperature Coefficient Inductance Operating temperature range Max. Continuous Current UNIT ppm/C H C A WSLT2512 75 <5 - 65/+ 275 (P/R)1/2 GLOBAL PART NUMBER INFORMATION New Global Part Numbering: WSLT2512R0100FEA W S L T 2 5 1 2 R 0 1 0 0 F E A GLOBAL MODEL WSLT2512 RESISTANCE VALUE L = Milliohm* R = Decimal 4L000 = 0.004 R0100 = 0.01 * use "L" for resistance values < 0.01 TOLERANCE CODE D = 0.5 % F = 1.0 % PACKING CODE EA = Lead (Pb)-free, Tape/Reel EK = Lead (Pb)-free,Bulk SPECIAL Reserved for future specials www.vishay.com 1 For technical questions contact ww2bresistors@vishay.com Document Number: 30121 Revision: 20-Jun-06 WSLT2512 Power Metal Strip(R) Resistors, High Temperature (275 C) Low Value (down to 0.01 ), Surface Mount DIMENSIONS H Vishay Dale MODEL W T L DIMENSIONS in inches [millimeters] L W H T WSLT2512 0.250 0.010 0.125 0.010 0.025 0.010 0.030 0.010 [6.35 0.254] [3.18 0.254] [0.635 0.254] [0.762 0.254] l MODEL b SOLDER PAD DIMENSIONS in inches [millimeters] a 0.083 [1.65] b 0.145 [3.68] l 0.160 [4.06] a WSLT2512 Rated Power in % 120 100 80 60 40 20 0 - 65 - 25 25 75 70 125 175 225 275 Derating Ambient Temperature in C PERFORMANCE TEST Thermal Shock Short Time Overload Low Temperature Operation High Temperature Exposure Bias Humidity Mechanical Shock Vibration Load Life at 70 C Load Life at 150 C Resistance to Solder Heat Moisture Resistance CONDITIONS OF TEST - 55 C to + 150 C, 1000 cycles, 15 minutes at each extreme 5 x rated power for 5 seconds - 65 C for 45 minutes 1000 hours at + 275 C + 85 C, 85 % RH, 10 % Bias, 1000 hours 100 g's for 6 milliseconds, 5 pulses Frequency varied 10 to 2000 Hz in one minute, 3 directions, 12 hours 1000 hours, 1.5 hrs "ON", 0.5 hours "OFF" 1000 hours, 1.5 hrs "ON", 0.5 hours "OFF" 260 C Solder, 10 - 12 second dwell, 25 mm/second emergence MIL-STD-202, Method 106, 0 % power, 7b not required TEST LIMITS 0.5 % R 0.5 % R 0.5 % R 1.0 % R 0.5 % R 0.5 % R 0.5 % R 1.0 % R 1.0 % R 0.5 % R 1.0 % R PACKING MODEL WSLT2512 TAPE WIDTH 12 mm/Embossed Plastic DIAMETER 178 mm/7" REEL PIECES/REEL 2000 CODE EA Embossed Carrier Tape per EIA-481-2 Document Number: 30121 Revision: 20-Jun-06 For technical questions contact ww2bresistors@vishay.com www.vishay.com 2 Legal Disclaimer Notice Vishay Notice Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc., or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies. Information contained herein is intended to provide a product description only. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. Customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Vishay for any damages resulting from such improper use or sale. Document Number: 91000 Revision: 08-Apr-05 www.vishay.com 1 |
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