1/4 www.rohm.com c 2012 rohm co., ltd. all rights reserved. 2012.11 - rev.c high voltage resistance chip resistors ktr series ? features 1) twice the rated voltage of conventional products.. 2) perfect for use in high voltage circuit. (camera flash circuit, etc) 3) rohm resistors have obtained iso 9001 / iso / ts16949 certification. 4) corresponds to aec-q200. (ktr18) ? products list limiting element voltage (v) maximum overload voltage (v) temperature coefficient (ppm / c ) resistance tolerance (%) operating temperature range ( c ) resistance range series part no. rated power (70c) (w) 0603 0805 1206 1210 ?design and specifications are subject to change without notice. carefully check the specification sheet supplied with the product before using or ordering it. size (mm) (inch) ktr03 ktr10 ktr18 ktr25 1608 2012 3216 3225 0.1 350 400 500 600 1200 1000 800 500 0.125 0.25 0.33 ?55 to +155 1 to 10m e24 f(1%) j(5%) 200 100 1 to 10m f(1%) j(5%) 200 100 1 to 10m f(1%) j(5%) 200 100 1 to 10m f(1%) j(5%) 200 100 ? part number description ktr (high voltage resistance chip resistors) resistance code, 3 or 4 digits. 000 denotes jumper type. ex.) 1 = 1r00 ( 1% ) 1r0 ( 5% ) 10 = 10r0 ( 1% ) 100 ( 5% ) 1m = 1004 ( 1% ) 105 ( 5% ) 03 (1608 [0603] ) 10 (2012 [0805] ) 18 (3216 [1206] ) 25 (3225 [1210] ) d ( 0.5% ) f ( 1% ) j ( 5% ) 1 0 ep z t kr j0 1 0 packaging specifications code part no. paper tape (4mm pitch) ezp ktr03 5,000 paper tape (4mm pitch) ezp ktr10 5,000 paper tape (4mm pitch) ezp ktr18 5,000 embossed tape (4mm pitch) jzp ktr25 4,000 part no. packaging specifications code size (mm [inch]) resistance tolerance nominal resistance f j : : 4 digits 3 digits resistance tolerance resistance code quantity / reel
2/4 www.rohm.com c 2012 rohm co., ltd. all rights reserved. 2012.11 - rev.c data sheet ktr series z chip resistor dimensions and markings there are three or four digits used for the calculation number according to iec code and ?r?is used for the decimal point. part no. (mm) l w t a b marking existence (unit : mm) ? only with square ma rk 1608 1.6 0.1 0.8 0.1 0.45 0.1 0.3 0.2 0.3 0.2 no ? 2012 2.0 0.1 1.25 0.1 0.55 0.1 0.30.2 yes 3216 3.2 0.15 1.6 0.15 0.55 0.1 0.3 0.25 0.50.25 yes 3225 (inch) 0603 0805 1206 1210 3.2 0.15 2.5 0.15 0.55 0.15 0.3 0.25 0.50.25 yes 0.40.2 ktr03 ktr10 ktr18 ktr25 z land pattern example b d a land c a ktr03 ktr10 ktr18 ktr25 1.0 1.2 2.2 2.2 b 2.0 2.6 4.0 4.0 c 0.8 1.15 1.5 2.3 d 0.5 0.7 0.9 0.9 (unit : mm) part no. dimensions l a b w t l a b w t ? ktr03 ? ktr10 / 18 / 25 103
3/4 www.rohm.com c 2012 rohm co., ltd. all rights reserved. 2012.11 - rev.c data sheet ktr series z derating curve when the ambient temperature ex ceeds 70c, power dissipation must be adjust ed according to the derating curves below. ktr03 / 10 / 18 / 25 0 20 40 60 80 100 ?55 0 70 100 155 ambient temperature (c) percent rated power (%) z characteristics test items test conditions resistor type guaranteed value endurance at 70c endurance bend strength of the end face plating resistance to solvent (2.0%+0.1) (1.0%+0.05) (3.0%+0.1) see p.1 see p.1 20c 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. compliance standard(s) : iec60115? 8 jisc 5201? 8 measurement : +20 / ?55 / +20 / +125c soldering condition : 2605c duration of immersion : 101s 40c, 93%rh (relative humidity) 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) 70c rated voltage (current) 1.5h : on ? 0.5h : off test time : 1,000h to 1,048h 155c test time : 1,000h to 1,048h 235c, immersion cleaning, 50.5min solvent : 2?propanol ? test temp. : ?55c to +125c 5cycle rosinethanol : 25% (weight) soldering condition : 2355c duration of immersion : 2.00.5s rated voltage (current) 2.5, 2s maximum overload voltage variation of resistance with temperature resistance overload solderability resistance to soldering heat rapid change of temperature damp heat, steady state z chip weight (typical value) mg/pc parameter unit weight ktr03 ktr10 ktr18 ktr25 2.18 5.13 9.62 16.47
4/4 www.rohm.com c 2012 rohm co., ltd. all rights reserved. 2012.11 - rev.c data sheet ktr series z tape dimensions ? paper tape ? embossed tape a 0 p 1 p 0 p 2 b 0 f w k e d 0 p 0 p 2 p 1 e f w t 2 d 0 a 0 b 0 base paper (bottom tape) components cavity top tape 1.1 0.1 1.90.1 1.65 +0.2 ?0.1 2.4 +0.2 ?0.1 1.95 +0.1 ?0.05 3.5 +0.15 ?0.05 (unit : mm ) w part no. f e a 0 b 0 8.00.3 ktr03 3.5 0.05 1.750.1 8.00.3 ktr10 3.5 0.05 1.750.1 8.00.3 ktr18 3.5 0.05 1.750.1 1.5 +0.1 0 1.5 +0.1 0 1.5 +0.1 0 2.00.05 2.00.05 2.00.05 max 1.1 max 1.1 max 1.1 d 0 part no. p 0 p 1 p 2 t 2 4.00.1 4.00.1 4.00.1 ktr03 4.00.1 ktr10 4.00.1 ktr18 4.00.1 3.0 0.1 3.50.1 (unit : mm ) w part no. f e a 0 b 0 d 0 p 0 p 1 p 2 k 8.00.3 ktr25 3.5 0.05 1.750.1 2.0 0.05 max 1.1 4.0 0.1 4.00.1 1.5 +0.1 0 z reel dimensions 0 2 0 4 0 6 0 8 0 2 0 4 0 6 0 8 c abd label according to eiaj et-7200 b a part no. b c d (unit : mm ) 130.2 ktr03 ktr10 ktr18 ktr25 9 +1.0 0 180 0 ?1.5 60 +1.0 0
r1120a www.rohm.com ? 2012 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 specified herein is subject to change for improvement without notice. the content specified 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 specifications, 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 design ing circuits for mass production. great care was taken in ensuring the accuracy of the information specified 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 specified 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 specified in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, office-automation equipment, commu- nication devices, electronic appliances and amusement devices). the products specified 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, fire or any other damage caused in the event of the failure of any product, such as derating, redundancy, fire 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 specified 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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