1/4 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.06 - rev.n compact thick film chip resistors mcr03 (0603 size : 1 / 10w) ? features 1) power rating of 1 / 10w 2) highly reliable chip resistor ruthenium oxide dielectric offers superior resistance to the elements. 3) electrodes not corroded by soldering thick film makes the electrodes very strong. 4) resin protective coating absor bs impact, facilitates mounting. 5) rohm resistors have approved iso900 1- / iso/ts 16949- certification. ? ratings design and specifications are subject to change without notice . carefully check the specification sheet supplied with the product before using or ordering it. 0.10w (1 / 10w) ? 55 c to + 155 c at 70 c item conditions specifications rated power rated voltage operating temperature nominal resistance see table 1. limiting element voltage 50v power must be derated according to the power derating curve in figure 1 when ambient temperature exceeds 70 c. the voltage rating is calculated by the following equation. if the value obtained exceeds the limiting element voltage, the voltage rating is equal to the maximum operating voltage. e: rated voltage (v) p: rated power (w) r: nominal resistance ( ) e = p r 0 20 40 60 80 100 ? 55 0 70 100 155 ambient temperature ( c) power load (%) fig.1
2/4 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.06 - rev.n data sheet mcr03 (0603 size : 1 / 10w) max. 50m 1a ? 55 c to + 155 c j umper type resistance rated current operating temperature fx ( 1%) j ( 5%) 10 to 10m (e24,96) (e24) (e24) 100 400 1.0 to 9.1 200 10 to 10m d ( 0.5%) (e24) (e24) 100 10 to 91 50 100 to 1m t able 1 resistance tolerance resistance range ( ) resistance temperature coefficien t (ppm/ c) ? characteristics item test conditions (jis c 5201-1) resistor type guaranteed value jumper type resistance variation of resistance with temperature solderability damp heat, steady state endurance at 70 c endurance rapid change of temperature bend strength of the end face plating resistance to solvent resistance to soldering heat overload (2.0% + 0.1 ) max. 50m (1.0% + 0.05 ) (3.0% + 0.1 ) max. 50m max. 100m j : 5% fx : 1% d: 0.5% see table.1 no remarkable abnormality on the appearance. a new uniform coating of minimum of 95% of the surface being immersed and no soldering damage. without mechanical damage such as breaks. max. 50m jis c 5201-1 4.5 jis c 5201-1 4.8 measurement : + 25 / + 125 c jis c 5201-1 4.18 soldering condition : 260 5 c duration of immersion : 10 1s. jis c 5201-1 4.24 40 c, 93%rh test time : 1,000h to 1,048h (3.0% + 0.1 ) (3.0% + 0.1 ) (1.0% + 0.05 ) (1.0% + 0.05 ) (1.0% + 0.05 ) max. 100m max. 100m max. 50m max. 50m max. 50m jis c 5201-1 4.25.1 rated voltage (current), 70 c 1.5h : on ? 0.5h : off test time : 1,000h to 1,048h jis c 5201-1 4.25.3 155 c test time : 1,000h to 1,048h jis c 5201-1 4.29 23 5 c , immersion cleaning, 5 0.5mi n. solvent : 2-propanol jis c 5201-1 4.19 test temp. : ? 55 c to + 125 c 5cyc jis c 5201-1 4.33 jis c 5201-1 4.17 rosinethanol (25%wt) soldering condition : 235 5 c duration of immersion : 2.0 0.5s. jis c 5201-1 4.13 rated voltage (current) 2.5, 2s. limiting element voltage 2 : 100v
3/4 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.06 - rev.n data sheet mcr03 (0603 size : 1 / 10w) ? dimensions (unit : mm) no. material resistive element silver thick film electrode nickel electrode sn electrode alumina substrate overcoating (resin) 0.3 0.2 0.45 0.1 0.3 0.2 1.6 0.1 1 2 3 4 5 6 1 2 4 5 3 0.8 0.1 6 ? packaging reel taping bulk case narrow pitch (2mm pitch) version 110 0.7 12.0 0.1 (unit : mm) slider shutter eiaj et-7200b compliamt 36 0 ? 0.2 t 2 thick paper mount (underside paper tape) chip resistor square punchout hole heat crimp cover tape 8.0 0.3 3.5 0.05 1.75 0.1 1.1 0.1 1.9 0.1 4.0 0.1 4.0 0.1 2.0 0.05 max. 1.1 1.5 +0.1 0 t 2 thick paper mount (underside paper tape) chip resistor square punchout hole heat crimp cover tape 8.0 0.3 3.5 0.05 1.75 0.1 1.1 0.1 1.9 0.1 4.0 0.1 2.0 0.5 2.0 0.05 max. 1.1 1.5 +0.1 0 p 0 p 2 p 1 e f w d 0 a 0 b 0 p 0 p 2 p 1 e f w d 0 a 0 b 0 abcd (unit : mm) (unit : mm) wf ea 0 b 0 d 0 p 0 p 1 p 2 t 2 (unit : mm) wf ea 0 b 0 d 0 p 0 p 1 p 2 t 2 label eiaj et-7200b compliant 0 2 0 4 0 6 0 8 0 2 0 4 0 6 0 8 c abd 180 0 ? 3 60 +1 0 9 +1.0 0 13 0.2
4/4 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.06 - rev.n data sheet mcr03 (0603 size : 1 / 10w) ? part no. explanation part no. resistance tolerance j( 5%) code fx( 1%) d( 0.5%) packaging specifications reel remarks ? ? basic ordering unit (pcs) reel ( 180mm) : compatible with jeita standard "eiaj et-7200b" : standard product ezp mcr03 180mm (7inch) paper tape (4mm pitch) pzpi mcr03 5 , 000 narrow pitch type mzp mcr03 180mm (7inch) paper tape (2mm pitch) 10,000 25,000 bulkcase ? ? ? p ackaging specifications code c mr0 p ez j resistance tolerance part no. nominal resistance 3 j 5% fx fx, d j : : 4 digits 3 digits 1% d 0.5% resistance code, 3 or 4 digits. 000 denotes jumper type. resistance tolerance resistance code j is also used for jumper
r1120 a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. notice rohm customer support system http://www.rohm.com/contact/ thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact us. notes no copying or reproduction of this document, in part or in whole, is permitted without the consent of rohm co.,ltd. the content specied herein is subject to change for improvement without notice. the content specied herein is for the purpose of introducing rohm's products (hereinafter "products"). if you wish to use any such product, please be sure to refer to the specications, which can be obtained from rohm upon request. examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the products. the peripheral conditions must be taken into account when designing circuits for mass production. great care was taken in ensuring the accuracy of the information specied in this document. however, should you incur any damage arising from any inaccuracy or misprint of such information, rohm shall bear no responsibility for such damage. the technical information specied herein is intended only to show the typical functions of and examples of application circuits for the produc ts. rohm does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by rohm and other parties. rohm shall bear no responsibility whatsoever for any dispute arising from the use of such technical information. the products specied in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, ofce-automation equipment, commu- nication devices, electronic appliances and amusement devices). the products specied in this document are not designed to be radiation tolerant. while rohm always makes efforts to enhance the quality and reliability of its products, a product may fail or malfunction for a variety of reasons. please be sure to implement in your equipment using the products safety measures to guard against the possibility of physical injury, re or any other damage caused in the event of the failure of any product, such as derating, redundancy, re control and fail-safe designs. rohm shall bear no responsibility whatsoever for your use of any product outside of the prescribed scope or not in accordance with the instruction manual. the products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuel- controller or other safety device). rohm shall bear no responsibility in any way for use of any of the products for the above special purposes. if a product is intended to be used for any such special purpose, please contact a rohm sales representative before purchasing. if you intend to export or ship overseas any product or technology specied herein that may be controlled under the foreign exchange and the foreign trade law, you will be required to obtain a license or permit under the law.
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