WSL....E www.vishay.com Vishay Dale Power Metal Strip Flip Chip (Extended Range) Patents Pending FEATURES SMD alternative for low power leaded wirewound resistors Excellent stability in different environmental conditions (< 0.5 % change in resistance) Superior overload and pulse handling capability as compared to thin film (as much as 2 x better) Low TCR, down to 15 ppm/K Low noise: < 0.01 V /V RMS Very low inductance: < 0.08 H Voltage coefficient: < 0.00001 %/V (< 0.1 ppm/V) Compliant to RoHS Directive 2002/95/EC Notes * Pb containing terminations are not RoHS compliant, exemptions may apply ** Please see document Vishay Material Category Policy: www.vishay.com/doc 99902 STANDARD ELECTRICAL SPECIFICATIONS (2) LIMITING RESISTANCE VALUE RANGE POWER RATING TEMPERATURE GLOBAL ELEMENT SIZE P COEFFICIENT E-SERIES 70 C (1) MODEL VOLTAGE W ppm/K Tol. 0.5 % Tol. 1.0 % V WSL1506E 1506 0.25 63 15, 25 0.5 to 10K 0.5 to 10K 96 WSL2010E 2010 0.5 100 15, 25 0.5 to 10K 0.5 to 10K 96 WSL2512E 2512 1.0 100 15, 25 0.5 to 10K 0.5 to 10K 96 Notes Ask about further value ranges, tighter tolerances and TCRs. Power rating depends on the max. temperature at the solder point, the component placement density and the substrate material. 4-digit marking, according to MIL-PRF-55342 (except as noted in Ordering Information table), on top side. (1) Rated voltage: P x R . (2) Contact factory using e-mail address at bottom of this page for resistance values available between 0.5 to 10 for 1506 and 0.5 to 100 for 2010 and 2512. TECHNICAL SPECIFICATIONS PARAMETER UNIT WSL1506E WSL2010E WSL2512E Rated dissipation at 70 C W 0.25 0.5 1.0 Insulation voltage (1 min) V peak 200 200 200 DC/AC (3) (3) (3) Thermal resistance K/W 220 88 65 6 Insulation resistance M > 10 Operating temperature range C - 55 to + 150 Weight/1000 pieces g 12 25 35 Note (3) Depending on solder pad dimensions. GLOBAL PART NUMBER INFORMATION Global Part Numbering example: WSL1506E10E0XEA WS L1 5 0 6 E 1 0 E 0XAE GLOBAL MODEL RESISTANCE VALUE AND TOLERANCE TCR CODE PACKAGING CODE SPECIAL WSL1506E Resistance Multiplier Symbol E = 25 ppm/K EA = Lead (Pb)-free, tape/reel (Dash number) Tolerance () X = 15 ppm/K TA = Tape/reel (R86) (up to 2 digits) 0.5 X1 W From 1 to 99 as 0.5 X1000 X applicable 0.5 X1 000 000 Y 1.0 X1 D 1.0 X1000 E 1.0 X1 000 000 F Revision: 06-Dec-11 Document Number: 20033 1 For technical questions, contact: ww2bresistors vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 WSL....E www.vishay.com Vishay Dale DIMENSIONS in inches (millimeters) L T W I b d a D DIMENSIONS SOLDER PAD DIMENSIONS MODEL LW T Dd a b l max. 0.15 0.005 0.062 0.003 0.012 0.003 0.059 0.003 WSL1506 0.025 (0.64) 0.015 (0.38) 0.062 (1.57) 0.118 (3.00) (3.81 0.13) (1.57 0.08) (0.30 0.08) (1.50 0.08) 0.200 0.005 0.100 0.003 0.020 0.003 0.097 0.003 WSL2010 0.025 (0.64) 0.023 (0.58) 0.100 (2.54) 0.153 (3.89) (5.08 0.13) (2.54 0.08) (0.51 0.08) (2.46 0.08) 0.250 0.005 0.126 0.003 0.024 0.003 0.123 0.003 WSL2512 0.025 (0.64) 0.027 (0.69) 0.126 (3.20) 0.196 (4.98) (6.35 0.13) (3.20 0.08) (0.61 0.08) (3.12 0.08) 150 1.E+04 125 100 1.E+03 WSL1506E WSL2010E WSL2512E 75 WSL1506E 1.E+02 50 WSL2010E WSL2512E 25 1.E+01 0 0 0.25 0.50 0.75 1.0 Temperature Rise Power in W 1.E+00 1.E+02 1.E+03 1.E+04 1.E+05 120 Time in s Pulse Energy 100 80 Pulse Energy Plot: This represents the energy in each of 50 pulses, with a 60 1 s rest between pulses, that it takes to shift the WSL....E 40 resistance (0.50 % + 0.01 ). 20 0 - 55 - 25 0 25 50 75 100 125 150 175 70 Ambient Temperature in C Derating PERFORMANCE TEST CINDITIONS OF TEST TEST LIMITS Thermal shock - 55 C to + 150 C, 100 cycles, 15 min at each extreme (0.20 % + 0.01 ) Short time overload 5 x rated power for 5 s (0.20 % + 0.01 ) Low temperature operation - 65 C for 24 h (0.20 % + 0.01 ) High temperature exposure 1000 h at +150 C (0.50 % + 0.01 ) Moisture resistance MIL-STD-202, method 106, 0 % power, 7a and 7b not required (0.50 % + 0.01 ) Load life 1000 h at rated power, + 70 C, 1.5 h ON, 0.5 h OFF (0.50 % + 0.01 ) Vibration MIL-STD-202, method 204D (0.10 % + 0.01 ) Mechanical shock 100 gs for 6 ms, 5 pulses (0.10 % + 0.01 ) Resistance to solder heat + 260 C solder, 10 s to 12 s dwell, 25 mm/s emergence (0.50 % + 0.01 ) PACKAGING REEL MODEL TAPE WIDTH DIAMETER PIECES/REEL CODE WSL1506E 12 mm/embossed plastic 178 mm/7 4000 EA WSL2010E 12 mm/embossed plastic 178 mm/7 4000 EA WSL2512E 12 mm/embossed plastic 178 mm/7 2000 EA Note Embossed Carrier Tape per EIA-481. Revision: 06-Dec-11 Document Number: 20033 2 For technical questions, contact: ww2bresistors vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 Pulse Energy in mJ Rated Power in % Temperature Rise in C