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 ISO9001 / ISO / TS16949 certification. 4) Corresponds to AEC-Q200. (KTR18) Products List Size Part No. KTR03 KTR10 KTR18 KTR25 (mm) (inch) 1608 2012 3216 3225 0603 0805 1206 1210 Rated Power Limiting Element (70°C) Voltage (W) (V) Maximum Overload Voltage (V) 0.1 350 500 0.125 0.25 0.33 400 500 600 Temperature Resistance Coefficient Tolerance Resistance Range (ppm / °C) (%) ±200 J(±5%) ±100 F(±1%) ±200 J(±5%) ±100 F(±1%) ±200 J(±5%) ±100 F(±1%) ±200 J(±5%) ±100 F(±1%) Series Operating Temperature Range (°C) E24 −55 to +155 1Ω to 10MΩ 1Ω to 10MΩ 800 1Ω to 10MΩ 1000 1Ω to 10MΩ 1200 ∗Design and specifications are subject to change without notice. Carefully check the specification sheet supplied with the product before using or ordering it. Part Number Description K T R 1 0 E Z P J Part No. Size (mm [inch]) Packaging Specifications Code KTR 03 (1608 [0603]) 10 (2012 [0805]) 18 (3216 [1206]) 25 (3225 [1210]) Part No. Code Packaging specifications Quantity / Reel KTR03 EZP Paper tape (4mm Pitch) 5,000 KTR10 EZP Paper tape (4mm Pitch) 5,000 KTR18 EZP Paper tape (4mm Pitch) 5,000 KTR25 JZP Embossed tape (4mm Pitch) 4,000 (High Voltage Resistance Chip Resistors) Resistance Tolerance D ( ±0.5% ) F ( ±1% ) J ( ±5% ) 1 0 0 Nominal Resistance Resistance code, 3 or 4 digits. 000 denotes jumper type. Resistance tolerance F J Resistance code : : Ex.) 1Ω = 1R00 1R0 10 Ω = 10R0 100 1M Ω = 1004 105 www.rohm.com c 2012 ROHM Co., Ltd. All rights reserved. ○ 1/4 4 digits 3 digits ( ±1% ) ( ±5% ) ( ±1% ) ( ±5% ) ( ±1% ) ( ±5% ) 2012.11 - Rev.C KTR Series Data Sheet Chip Resistor Dimensions and Markings KTR03 KTR10 / 18 / 25 <Marking method> There are three or four digits used for the calculation number according to IEC code and “R”is used for the decimal point. L L 103 W a W a t b t b (Unit : mm) Part No. (mm) (inch) L W t a b Marking existence KTR03 1608 0603 1.6±0.1 0.8±0.1 0.45±0.1 0.3±0.2 0.3±0.2 No ∗ KTR10 2012 0805 2.0±0.1 1.25±0.1 0.55±0.1 0.3±0.2 0.4±0.2 Yes KTR18 3216 1206 3.2±0.15 1.6±0.15 0.55±0.1 0.3±0.25 0.5±0.25 Yes KTR25 3225 1210 3.2±0.15 2.5±0.15 0.55±0.15 0.3±0.25 0.5±0.25 Yes ∗Only with square mark Land pattern Example B D Land C A (Unit : mm) Dimensions A B C D KTR03 1.0 2.0 0.8 0.5 KTR10 1.2 2.6 1.15 0.7 KTR18 2.2 4.0 1.5 0.9 KTR25 2.2 4.0 2.3 0.9 Part No. www.rohm.com c 2012 ROHM Co., Ltd. All rights reserved. ○ 2/4 2012.11 - Rev.C KTR Series Data Sheet Derating Curve When the ambient temperature exceeds 70°C, power dissipation must be adjusted according to the derating curves below. KTR03 / 10 / 18 / 25 PERCENT RATED POWER (%) 100 80 60 40 20 0 −55 0 70 100 AMBIENT TEMPERATURE (°C) 155 Characteristics Guaranteed Value Resistor Type Test Items Test Conditions Resistance See P.1 20°C Variation of resistance with temperature See P.1 Measurement : +20 / −55 / +20 / +125°C Rated voltage (current) ×2.5, 2s Maximum overload voltage ± (2.0%+0.1Ω) Overload Rosin·Ethanol : 25% (Weight) Soldering condition : 235±5°C Duration of immersion : 2.0±0.5s A new uniform coating of minimum of 95% of the surface being immersed and no soldering damage. Solderability ± (1.0%+0.05Ω) No remarkable abnormality on the appearance. Resistance to soldering heat Soldering condition : 260±5°C Duration of immersion : 10±1s Rapid change of temperature ± (1.0%+0.05Ω) Test temp. : −55°C to +125°C 5cycle Damp heat, steady state ± (3.0%+0.1Ω) 40°C, 93%RH (Relative Humidity) Test time : 1,000h to 1,048h Endurance at 70°C ± (3.0%+0.1Ω) 70°C Rated voltage (current) 1.5h : ON − 0.5h : OFF Test time : 1,000h to 1,048h Endurance ± (3.0%+0.1Ω) 155°C Test time : 1,000h to 1,048h Resistance to solvent ± (1.0%+0.05Ω) 23±5°C, Immersion cleaning, 5±0.5min Solvent : 2−propanol ± (1.0%+0.05Ω) Without mechanical damage such as breaks. Bend strength of the end face plating − Compliance Standard(s) : IEC60115−8 JISC 5201−8 Chip weight (typical value) Parameter Unit KTR03 KTR10 KTR18 KTR25 Weight mg/pc 2.18 5.13 9.62 16.47 www.rohm.com c 2012 ROHM Co., Ltd. All rights reserved. ○ 3/4 2012.11 - Rev.C KTR Series Data Sheet Tape Dimensions (Unit : mm) Paper Tape Part No. W F E A0 B0 KTR03 8.0±0.3 3.5±0.05 1.75±0.1 1.1±0.1 1.9±0.1 KTR10 8.0±0.3 3.5±0.05 1.75±0.1 1.65 KTR18 8.0±0.3 3.5±0.05 1.75±0.1 1.95 Part No. D0 P0 P1 P2 T2 KTR03 +0.1 φ1.5 0 4.0±0.1 4.0±0.1 2.0±0.05 Max 1.1 KTR10 φ1.5 +0.1 0 4.0±0.1 4.0±0.1 2.0±0.05 Max 1.1 KTR18 φ1.5 +0.1 0 4.0±0.1 4.0±0.1 2.0±0.05 Max 1.1 W F E A0 B0 8.0±0.3 3.5±0.05 1.75±0.1 3.0±0.1 3.5±0.1 D0 P0 P1 P2 K 4.0±0.1 4.0±0.1 2.0±0.05 Max 1.1 P0 P2 P1 φD0 E F W B0 +0.2 −0.1 +0.1 −0.05 2.4 3.5 +0.2 −0.1 +0.15 −0.05 A0 Top tape Base paper (Bottom tape) Components Cavity T2 (Unit : mm) Embossed Tape Part No. P2 φD E 0 P0 W F KTR25 B0 φ1.5 A0 +0.1 0 P1 K 02 04 06 08 06 D 04 B 02 A 08 Reel Dimensions C Label ACCORDING TO EIAJ ET-7200B (Unit : mm) Part No. A B C D +1.0 0 φ13±0.2 KTR03 KTR10 KTR18 φ180 0 −1.5 φ60 +1.0 0 9 KTR25 www.rohm.com c 2012 ROHM Co., Ltd. All rights reserved. ○ 4/4 2012.11 - Rev.C Notice 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 designing 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 Products. 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, communication 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, fuelcontroller or other safety device). ROHM shall bear no responsibility in any way for use of any of the Products for the above special purposes. 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