RESISTORS FLAT CHIP STRUCTURE TRIMMABLE THICK FILM 1 Ceramic substrate RK7 n Top termination (Ag Pd) Bottom termination (Ag) Resistive layer Glass layer End termination 7 Diffusion barrier (Ni) 8 End termination IDEnTIFICATIOn TYPE COATIng COLOR MARKIng Black resistive Products with Pb-free terminations RK7 n None layer (no coating) meet EU-RoHS requirements TYPE DESIgnATIOn (HOW TO ORDER) RK7 n 1J TD 10 P T TAPING* NOMINAL TOLERANCE PRODUCT CODE STYLE TERMINATION W: (10%) TP, TD, RESISTANCE 1EW3A SURFACE MATERIAL P: (0-30%) . TE, BK . T: Sn 3 digits N: (0 .-20%) *Please see PACKAGING (L: Sn/Pb) M: (20%) DIMEnSIOnS (mm) FEATURES This trimmable chip resistor is suitable for the circuit TYPE L W c d t demanding stability as a replacement of variable resistor for . + 005 . + 0 .1 adjusting circuit (customers need laser trimming machines) RK7 n 1E 1 .0 05 . 005 . 0 .2 0 .1 0 .25 0 .33 005 . 0 .1 0 .05 The resistance rising rate gets a limit value at the initial RK7 n 1J 1 .6 0 .2 0 .8 01 . 03 . 0 .1 03 . 01 . 045 . 01 . resistance x 2 and differs depending on the trimming form + 0 .2 RK7 n A 20 . 0 .2 1 .25 01 . 04 . 02 . 03 . 05 . 01 . 0 .1 Glass passivated, supplied without protective coat RK7 n B 1 .6 0 .2 Excellent heat resistance and moisture resistance are ensured + 02 . 32 . 0 .2 0 .4 0 .1 by the use of metal glaze thick film RK7 n E 26 . 0 .2 05 . 0 .3 0 .6 0 .1 Anti-leaching nickel barrier terminations RK7 n WH* 5 .0 0 .2 25 . 0 .2 Rated ambient temperature: + 70 C 0 .65 0 .15* RK7 n W A* 6 .3 0 .2 31 . 0 .2 Operating temperature range: - 55 C + 125 C + 02 . Meets or exceeds IEC 60115-8, JIS C 5201-8, EIAJ RC-2134A * RK73N 2H and RK73N 3A are also still available (different dimensions = 04 . mm) 0 .1 Suitable for reflow and wave soldering RESISTAnCE InCREASE vs.TRIMMIng DERATIng CURVE Trimming by laser increases the initial resistance . Amount of resistance increase is dependant on the laser cut configuration as shown . W1 must not exceed 1/2 W to ensure power rating of . the unit RATIng MAX. MAX. RESISTAnCE RAngE (E1 ) T.C.R. POWER* SIZE TYPE WORKIng OVERLOAD (ppm/K) RATIng VOLTAgE VOLTAgE n(0... -0%) P(0...-0%) W( 10%) M( 0%) 0402 RK7 n 1E 0 .063 W 50 V 100 V 0603 RK7 n 1J 01 . W 0805 RK7 n A 0125 . W 100 V 200 V 10 1 M 200 1206 RK7 n B 0 .25 W 1210 RK7 n E 033 . W 200 V 400 V 2010 RK7 n H 0 .75 W 2512 RK7 n A 10 . W *For resistors operated at an ambient temperature of +70C or above, the power rating shall be derated like shown in above DERATING CURV . Power ratings are changed by total trimmed length . z Rated voltage = Power rating x resistance value or max . working voltage, whichever is lower . EUROPE GmbH Kaddenbusch 6 D-25578 Dgeling / ITZEHOE PHONE: +49 (0) 48 21 / 89 89-0 FAX: +49 (0) 48 21/ 89 89 89 Internet: www.koaeurope.de Revision: 31. Jan. 2008 18 RESISTORS Specificationsgivenhereinmaybechangedatanytimewithoutpriornotice Contact our sales representatives before you use our products for applications including Pleaseconfirmtechnicalspecificationsbeforeyouorder/oruse automotives, medical equipment and aerospace equipment Malfunction or failure of the products in such applications may cause loss of human life or serious damageX-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for Thick Film Resistors - SMD category: Click to view products by KOA Speer manufacturer: Other Similar products are found below : CR-05FL7--19K6 CR-05FL7--243R CR-05FL7--40K2 CR-12JP4--680R CRCW04021K20FKEE CRCW06036K80FKEE M55342K06B309DRS3 M55342K06B6E81RS3 M55342K08B100DRWB M55342M05B200DRWB M55342M06B26E7RS3 MC0603-511- JTW 742C083750JTR MCR01MZPF1202 MCR01MZPF1601 MCR01MZPF1800 MCR01MZPF6201 MCR01MZPF9102 MCR01MZPJ113 MCR01MZPJ121 MCR01MZPJ125 MCR01MZPJ203 MCR01MZPJ751 MCR01MZPJ822 MCR03EZHJ103 MCR03EZPFX1272 MCR03EZPJ123 MCR03EZPJ270 MCR03EZPJ821 MCR10EZPF1102 MCR10EZPF2003 MCR10EZPF2700 MCR18EZPJ330 RC0603F1473CS RC0603F150CS RC1005F1152CS RC1005F1182CS RC1005F1372CS RC1005F183CS RC1005F1911CS RC1005F1912CS RC1005F203CS RC1005F2052CS RC1005F241CS RC1005F2431CS RC1005F3011CS RC1005F303CS RC1005F4321CS RC1005F4642CS RC1005F471CS