wirewound resistors, precision power, low value, commercial, military, mil-prf- 49465 type rlv, axial lead lv r vishay dale www.vishay.com for technical questions , contact: ww2aresistors@vishay.com document number: 30206 152 revision: 29-feb-08 features ? ideal for all types of current sensing applications including switching and linear power supplies, instruments and power amplifiers ? proprietary processing technique produces extremely low resistance values ? excellent load life stability ? low temperature coefficient ? low inductance ? cooler operation for high power to size ratio notes (1) resistance is measured 3/8" [9.52 mm] from the body of the re sistor, or at 1.183" [30.05 mm], 1.315" [33.40 mm], 1.675" [42.545 mm] or 2.575" [65.405 mm] spacing for the lvr01, lvr03, lvr05 and lvr10 respectively (2) standard resistance values are 0.01 , 0.015 , 0.02 , 0.025 , 0.03 , 0.033 , 0.04 , 0.05 , 0.051 , 0.06 , 0.068 , 0.07 , 0.08 , 0.09 and 0.1 with 1 % tolerance. other resist ance values may be available upon request * pb containing terminations are not rohs compliant, exemptions may apply a v aila b le p b -free rohs* compliant e3 standard electrical specifications global model historical model mil-prf-49465 type power rating p 25 c w resistance range (1) 1 %, 3 %, 5 %, 10 % technology lvr01 lvr-1 - 1 0.01 - 0.1 (2) metal strip lvr03 lvr-3 - 3 0.005 - 0.2 metal strip lvr03...26 lvr-3-26 rlv30 (m4946506) 3 0.01 - 0.2 metal strip lvr05 lvr-5 - 5 0.005 - 0.3 metal strip lvr05...26 lvr-5-26 rlv31 (m4946507) 5 0.01 - 0.3 metal strip lvr10 lvr-10 - 10 0.01 - 0.8 coil spacewound technical specifications parameter unit lvr01 lvr03 lvr05 lvr10 rated power at + 25 c w 1 3 5 10 operating temperature range c - 65 to + 175 - 65 to + 275 dielectric withstanding voltage v ac 1000 1000 1000 1000 insulation resistance 10 000 m minimum dry short time overload - 5 x rated power for 5 s 10 x rated power for 5 s terminal strength (minimum) lb 5 10 10 10 temperature coefficient ppm/c see tcr vs. resistance value chart maximum working voltage v ( p x r ) 1/2 weight (maximum) g 2 2 5 11 global part number information new global part numbering: lvr055l000fs73 (preferred part number format) global model value tolerance packaging special lv r 0 1 lv r 0 3 lv r 0 5 lv r 1 0 r = decimal l = m (values < 0.010 ) r1500 = 0.15 7l000 = 0.007 d = 0.5 % f = 1.0 % g = 2.0 % h = 3.0 % j = 5.0 % k = 10.0 % e12 = lead (pb)-free bulk e03 = lead (pb)-free lacer pack (lvr10) e70 = lead (pb)-free, tape/reel 1000 pieces (lvr01, 03) e73 = lead (pb)-free, tape/reel 500 pieces (dash number) (up to 3 digits) from 1 - 999 as applicable b12 = tin/lead bulk l03 = tin/lead lacer pack (lvr10) s70 = tin/lead, tape/reel 1000 pieces (lvr01, 03) s73 = tin/lead, tape/reel 500 pieces historical part number example: lvr-5 0.005 1 % s73 (will continue to be accepted for tin/lead product only) lvr-5 0.005 1 % s73 historical model resistance value tolerance code packaging vr055l000 fs73 l
lv r wirewound resistors, prec ision power, low value, commercial, military, mil- prf-49465 type rlv, axial lead vishay dale document number: 30206 for technical ques tions, contact: ww2ares istors@vishay.com www.vishay.com revision: 29-feb-08 153 dimensions in inches [millimeters] note (1) on some standard reel pack methods, the lead s may be trimmed to a shorter length than shown material specifications element: self-supporting nickel-chrome alloy (lvr10 also utilizes manganin) encapsulation: high temperature mold compound terminals: tinned copper part marking: dale, model, wattage, value, tolerance, date code the improved tcr characteristics of these lvr models from - 55 c to + 125 c (reference to + 25 c) are as follows: 1.50 [38.10] (1) minimum a c b model dimensions in inches [millimeters] a 0.010 [0.254] b 0.010 [0.254] c 0.002 [0.051] lv r 0 1 0.427 [10.85] 0.115 [2.92] 0.020 [0.508] lv r 0 3 0.560 [14.22] 0.205 [5.21] 0.032 [0.813] lv r 0 5 0.925 [23.50] 0.330 [8.38] 0.040 [1.02] lv r 1 0 1.828 [46.43] 0.392 [9.96] 0.040 [1.02] 12 3 4 567 8 910 250 200 150 100 50 n i e r u t a r e p m e t e c a f r u s c power in w lvr03 lvr01 surface temperature vs power lvr05 lvr10 20 40 60 8 0 100 resistance ( x 10 -3 ) lvr05 400 300 200 100 tcr in ppm/ c lvr03 lvr01 tcr vs. resistance value lvr10 - 65 - 25 25 75 125 175 225 275 ambient temperature in c 120 100 8 0 60 40 20 0 % n i r e w o p d e t a r lvr01 lvr03 lvr05 lvr10 derating performance test conditions of test test limits thermal shock - 65 c to + 125 c, 5 cycles, 15 min at each extrem (0.2 % + 0.0005 ) r short time overload 5 x rated power (lvr01, 03, 05), 10 x rated power (lvr10) for 5 s (0.5 % + 0.0005 ) r low temperature storage - 65 c for 24 h (0.2 % + 0.0005 ) r high temperature exposure 250 h at + 275 c (+ 175 c for lvr01) (2.0 % + 0.0005 ) r dielectric withstanding voltage 1000 v rms , 1 min (0.1 % + 0.0005 ) r insulation resistance mil-std-202 method 302, 100 v 1000 m minimum moisture resistance mil-std-202 method 106, 100 7b not applicable (0.2 % + 0.0005 ) r shock, specified pulse mil-std-202 method 213, 100 g's for 6 ms, 10 shocks (0.1 % + 0.0005 ) r vibration, high frequency frequency varied 10 to 2000 hz, 20 g peak, 2 directions 6 h each (0.1 % + 0.0005 ) r load life 2000 h at rated power, + 25 c, 1.5 h ?on?, 0.5 h ?off? (2.0 % + 0.0005 ) r solderability ansi j-std-002 95 % coverage bias humidity + 85 c, 85 % rh, 10 % bias, 1000 h (1.0 % + 0.0005 ) r
document number: 91000 www.vishay.com revision: 18-jul-08 1 disclaimer legal disclaimer notice vishay all product specifications and data are subject to change without notice. vishay intertechnology, inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, ?vishay?), disclaim any and all liability fo r any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. vishay disclaims any and all li ability arising out of the use or application of any product describ ed herein or of any information provided herein to the maximum extent permit ted by law. the product specifications do not expand or otherwise modify vishay?s terms and conditions of purcha se, including but not limited to the warranty expressed therein, which apply to these products. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of vishay. the products shown herein are not designed for use in medi cal, life-saving, or life-sustaining applications unless otherwise expressly indicated. customers using or selling vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify vishay for any damages arising or resulting from such use or sale. please contact authorized vishay personnel to obtain written terms and conditions regarding products designed for such applications. product names and markings noted herein may be trademarks of their respective owners.
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