1 /3 isa-weld ? // pr e c i si o n r e sis tor s for h i g h curr e n t appli c a t i o n s KVM isabellenhtte h e usler g m b h & c o . k g // sales.components@isabellenhuette.de // issue 16-march-2016 ? 7 w power rating ? c o ntinuous current load up to 250 a ? h eavy copper connectors ? excellent long-term stability ? l ow inductance value ? m ax. solder temperature up to 350 c / 30 sec or 250 c / 10 min ? r o h s 2 011/65/e u compliant ? a e c - q200 qualification features technical data r es istance values mohm 0.1 t ole rance % 5 t e mperature coeffcient (20-60 c) ppm/k <50 applicable temperature range c -55 to +170 power rating p 120 c w 5 power rating p 110 c w 7 internal heat resistance (r thi ) k/w <4 inductance nh <5 stability (at rated power) deviation after 2000h, t k = t er minal temperature <0.5% (t k =12 0 c) packaging stack tubes, quantity/tube to be decided. plastic bag sealed and flled with dry nitrogen. ordering code KVM - m - r 0 001 - 5.0 t ole rance r e sistance value [ o h m] / ? r r epresents decimal point material (manganin ? ) t y pe a l l d a t a s h e e t . c o m
2 / 3 isa-weld ? // pr e c i si o n r e sis tor s for h i g h curr e n t appli c a t i o n s isabellenhtte h e usler g m b h & c o . k g // sales.components@isabellenhuette.de // issue 16-march-2016 KVM mechanical dimensions [mm] 20 35 0,15 15,5 0,1 5 0,3 15 0,3 7,5 0,25 15 7,75 0,1 2x 5 marking 1,42 + - 0,2 0,1 -0,3 -1,5 -1,5 -0,3 -0,3 +0,1 +0,1 -0,3 resistance material cu cu 0 0,25 0,5 0,75 1 1,25 0 20 40 60 80 100 120 140 160 180 p / pnom terminal temperature tk [ c] t e rminal temperature t k [ c ] p / p n om power derating curve s tability < 1.0 % i mproved stability < 0.5 % temperature dependence of the electrical resistance of m anganin ? resistors d r / r 2 0 [%] t e mperature [ c ] -1,2 -1,0 -0,8 -0,6 -0,4 -0,2 0,0 0,2 0,4 0,6 0,8 1,0 -55 -30 -5 20 45 70 95 120 145 170 tcr = 0 ppm/k tcr = -50 ppm/k tcr = +50 ppm/k position of sense terminals for tc measurement a l l d a t a s h e e t . c o m
isabellenhtte h e usler g m b h & c o . k g // sales.components@isabellenhuette.de // issue 16-march-2016 3 / 3 isa-weld ? // pr e c i si o n r e sis tor s for h i g h curr e n t appli c a t i o n s KVM maximum pulse energy respectively pulse power for permanent operation pulse energy [j] pulse width [sec] power [w] 1000 10000 disclaimer // all products, product specifications and data are subject to change without notice. the product specifications do not expand or otherwise modify isabellenhttes terms and conditions of sale, including but not limited to, the warranty expressed therein. isabellenhtte makes no warranty, representation or guarantee other than as set forth in its terms and conditions of sale. information provided in datasheets and/or specifications may vary from actual results in dif - ferent applications. any statements made by isabellenhtte regarding the suitability of products for certain types of applications are based on its knowledge of typical requirements that are often placed on its products. it is the customers responsibility to validate that a particular product with the properties described in the product specification is suitable for use in the application intended. no license, express or implied, or otherwise, to any intellectual property rights is granted by this document. any and all liability arising out of the application or use of any product shall be as set forth in isabellenhttes terms and conditions of sale. 0,0001 0,001 0,01 0,1 1 10 100 0,01 0,1 1 10 100 1000 10000 0,0001 0,001 0,01 0,1 1 10 100 specifcation parameters test conditions specifed values t emperature c ycling 1000 cycles (-55 c to +150 c) 0.5% low t emperature storage and o peration -55 c for 250 h 0.2% r esistance to soldering h eat 235 c for 10 sec / 4h steam aging n.a. o perational life 2000 h, t k max at nominal load 0.5%, t k = 120 c h igh t emperature exposure 2000 h / 170 c 1.0% bias h umidity +85 c, 85 r .f., 1000 h 0.2% a l l d a t a s h e e t . c o m
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