tanfilm precision chip resistors PFC series military parts available: mil-prf - 55342 passivated tanfilm element wrap-around termination tcr to ?0 ppm/? tolerance to ?.02% leach resistant nickel barrier termination general note welwyn components reserves the right to make changes in product specification without notice or liability. all information is subject to welwyn s own data and is considered accurate at time of going to print. ?welwyn components limited ?bedlington, northumberland ne22 7aa, uk telephone: +44 (0) 1670 822181 ?facsimile: +44 (0) 1670 829465 ?email: info@welwyn-tt.com ?website: www.welwyn-tt.com electrical data issue d ?10.03 a subsidiary of tt electronics plc welwyn components w0603 w0805 w1206 power rating at 70? watts 0.1 0.25 0.33 maximum voltage rating volts 75 100 200 operating temperature range ? -55? to +150? noise db less than -25 substrate high purity alumina 25 the tanfilm PFC chip resistor series provides the high temperature and ultra stable performance of our tantalum nitride resistive film system in 1206, 0805 and 0603 sizes. the unique characteristics of the passivated tantalum nitride film insure long term life stability and superior moisture performance. specially selected materials and processes insure initial precision is maintained in the harshest surface mount soldering environment. solder coated wrap-around terminations with leach-resistant nickel barriers insure high integrity solder connections. a mil-prf-55342 qualified version of this product is also available. w0603 w0805 w1206 tcr ohmic available ohmic available ohmic available (ppm/?) range tolerances range tolerances range tolerances ?00 5 - 100k ? j, g, f, d 5 - 267k ? j, g, f, d 5 - 1m ? j, g, f, d ?0 5 - 100k ? j, g, f, d, b 10 - 267k ? j, g, f, d, b 10 - 1m ? j, g, f, d, b 10 - 75k ? j, g, f, d, b 10 - 267k ? j, g, f, d, b 10 - 1m ? j, g, f, d, b ?5 50 - 100k ? j, g, f, d, b, a 50 - 267k ? j, g, f, d, b, a 50 - 1m ? j, g, f, d, b, a 201 - 267k ? j, g, f, d, b, a, q 201 - 1m ? j, g, f, d, b, a, q ?5 n/a n/a 50 - 267k ? j, g, f, d, b, a 50 - 1m ? j, g, f, d, b, a 201 - 267k ? j, g, f, d, b, a, q 201 - 1m ? j, g, f, d, b, a, q ?0 n/a n/a 100 - 100k ? j, g, f, d, b, a 100 - 250k ? j, g, f, d, b, a manufacturing capabilities PFC_d.qxd 1/10/03 1:16 pm page 1
environmental test performance mil-prf-55342 typical maximum thermal shock ?.02% ?.10% low temperature operation ?.01% ?.05% short time overload ?.01% ?.05% high temperature exposure ?.03% ?.10% effects of solder ?.01% ?.10% moisture resistance ?.03% ?.10% life ?.03% ?.10% tanfilm precision chip resistors PFC series ?welwyn components limited bedlington, northumberland ne22 7aa, uk telephone: +44 (0) 1670 822181 ?facsimile: +44 (0) 1670 829465 ?email: info@welwyn-tt.com ?website: www.welwyn-tt.com issue d ?10.03 welwyn components 26 environmental performance dimensions (inches) model a b c d e w0603 0.063?.004 0.031?.004 0.020?.004 0.008?.004 0.008?.004 w0805 0.081?.005 0.050?.005 0.020?.006 0.015?.005 0.015?.005 w1206 0.126?.006 0.063?.005 0.024?.004 0.015?.005 0.015?.005 dimensions top side bottom a c b d e PFC_d.qxd 1/10/03 1:16 pm page 2
|
