wsl www.vishay.com vishay dale revision: 06-jun-12 1 document number: 30100 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 power metal strip ? resistors, low value (down to 0.0005 ), surface mount features ?ideal for all types of current sensing, voltage division and pulse applicat ions including switching and linear power supplies, instruments, power amplifiers ? proprietary processi ng technique produces extremely low resistance values (down to 0.0005 ) ? all welded construction ? solderable terminations ? very low inductance 0.5 nh to 5 nh ? excellent frequency response to 50 mhz ? low thermal emf (< 3 v/c) ? solid metal nickel-chrome or manganese-copper alloy resistive element wi th low tcr (< 20 ppm/c) ? aec-q200 qualified available (1) ? material categorization: for de finitions of compliance please see www.vishay.com/doc?99912 note (1) flame retardance test may not be applicab le to some resistor technologies notes ? part marking: value; tolerance: due to resistor size limitations some resistors will be marked with only the resistance value. (2) for values above 0.1 derate linearly to 80 % rated power at 0.5 . standard electrical specifications global model size power rating p 70 c w resistance value range weight (typical) g/1000 pieces tol. 0.5 % tol. 1.0 % wsl0603 0603 0.1 0.01 to 0.1 0.01 to 0.1 1.9 WSL0805 0805 0.125 0.005 to 0.2 0.005 to 0.2 4.8 wsl1206 1206 0.25 0.005 to 0.2 0.001 to 0.2 16.2 wsl2010 2010 0.5 0.004 to 0.5 0.001 to 0.5 38.9 wsl2512 2512 1.0 (2) 0.003 to 0.5 0.0005 to 0.5 63.6 wsl2816 2816 2.0 0.003 to 0.1 0.002 to 0.1 118 technical specifications parameter unit wsl resi stor characteristics temperature coefficient ppm/c 75 for 7 m to 0.5 , 110 for 5 m to 6.9 m , 150 for 3 m to 4.9 m , 275 for 1 m to 2.9 m , 400 for 0.5 m to 0.99 m operating temperature range c - 65 to + 170 maximum working voltage v ( p x r ) 1/2 global part number information global part numbering example: wsl25124l000fta global model resistance value tolerance code packaging code special wsl0603 WSL0805 wsl1206 wsl2010 wsl2512 wsl2816 l = m * r = decimal 5l000 = 0.005 r0100 = 0.01 * use l for resistance values < 0.01 d = 0.5 % f = 1.0 % j = 5.0 % ea = lead (pb)-free, tape/reel eh = lead (pb)-free, tape/reel (wsl2816) ek = lead (pb)-free, bulk (dash number) (up to 2 digits) from 1 to 99 as applicable ta = tin/lead, tape/reel (r86) tg = tin/lead, tape/reel (rt1, for wsl0603 and WSL0805) th = tin/lead, tape/reel (rj9, wsl2816) ba = tin/lead, bulk (b43) historical part number ing example: wsl2512 0.004 1 % r86 wsl2512 0.004 1 % r86 historical model resistance value tolerance code packaging l251 4l0 2 ws t 0 fa 0
wsl www.vishay.com vishay dale revision: 06-jun-12 2 document number: 30100 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 dimensions in inches (millimeters) derating note ? embossed carrier tape per eia-481. model resistance range ( ) dimensions solder pad dimensions lw h tabl wsl0603 0.01 to 0.1 0.060 0.010 (1.52 0.254) 0.030 0.010 (0.76 0.254) 0.013 0.005 (0.330 0.127) 0.015 0.010 (0.381 0.254) 0.040 (1.01) 0.040 (1.01) 0.020 (0.50) WSL0805 0.005 to 0.2 0.080 0.010 (2.03 0.254) 0.050 0.010 (1.27 0.254) 0.013 0.005 (0.330 0.127) 0.015 0.010 (0.381 0.254) 0.040 (1.02) 0.050 (1.27) 0.020 (0.50) wsl1206 0.001 to 0.0019 0.126 0.010 (3.20 0.254) 0.063 0.010 (1.60 0.254) 0.025 0.010 (0.635 0.254) 0.041 0.010 (1.04 0.254) 0.062 (1.57) 0.070 (1.78) 0.030 (0.76) 0.002 to 0.0059 0.025 0.010 (0.635 0.254) 0.006 to 0.20 0.020 0.010 (0.508 0.254) wsl2010 0.001 to 0.0069 0.200 0.010 (5.08 0.254) 0.100 0.010 (2.54 0.254) 0.025 0.010 (0.635 0.254) 0.058 0.010 (1.47 0.254) 0.093 (2.36) 0.120 (3.05) 0.055 (1.40) 0.007 to 0.5 0.020 0.010 (0.508 0.254) 0.055 (1.40) 0.120 (3.05) 0.130 (3.30) wsl2512 0.0005 to 0.00099 0.250 0.010 (6.35 0.254) 0.125 0.010 (3.18 0.254) 0.025 0.010 (0.635 0.254) 0.107 0.010 (2.72 0.254) 0.120 (3.05) 0.145 (3.68) 0.050 (1.27) 0.001 to 0.0049 0.087 0.010 (2.21 0.254) 0.005 to 0.0069 0.047 0.010 (1.19 0.254) 0.083 (2.11) 0.125 (3.18) 0.007 to 0.5 0.030 0.010 (0.762 0.254) 0.065 (1.65) 0.160 (4.06) wsl2816 0.002 to 0.00399 0.280 0.010 (7.1 0.254) 0.165 0.010 (4.2 0.254) 0.025 0.010 (0.635 0.254) 0.098 0.010 (2.49 0.254) 0.096 (2.45) 0.185 (4.7) 0.125 (3.20) 0.004 to 0.1 0.062 0.010 (1.57 0.254) performance test conditions of test test limits thermal shock - 55 c to + 150 c, 1000 cycles , 15 min at each extreme (0.5 % + 0.0005 ) r short time overload 5 x rated power for 5 s (0.5 % + 0.0005 ) r low temperature operation - 65 c for 24 h (0.5 % + 0.0005 ) r high temperature exposure 1000 h at + 170 c (1.0 % + 0.0005 ) r bias humidity + 85 c, 85 % rh, 10 % bias, 1000 h (0.5 % + 0.0005 ) r mechanical shock 100 g s for 6 ms, 5 pulses (0.5 % + 0.0005 ) r vibration frequency varied 10 hz to 2000 hz in 1 min, 3 directions, 12 h (0.5 % + 0.0005 ) r load life 1000 h at rated power, + 70 c, 1.5 h on, 0.5 h off (1.0 % + 0.0005 ) r resistance to solder heat + 260 c solder, 10 s to 12 s dwell, 25 mm/s emergence (0.5 % + 0.0005 ) r moisture resistance mil-std-202, method 106, 0 % power, 7a and 7b not required (0.5 % + 0.0005 ) r packaging model reel tape width diameter pieces/reel code wsl0603 8 mm/punched paper 178 mm/7" 5000 ea WSL0805 8 mm/punched paper 178 mm/7" 5000 ea wsl1206 8 mm/embossed pl astic 178 mm/7" 4000 ea wsl2010 12 mm/embossed pl astic 178 mm/7" 4000 ea wsl2512 12 mm/embossed pl astic 178 mm/7" 2000 ea wsl2816 12 mm/embossed pl astic 178 mm/7" 2000 eh l t w h l b a 70 120 100 80 60 40 20 0 - 65 - 50 - 25 0 25 50 75 100 125 150 170 ambient temperature in c rated power in %
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