1/3 www.rohm.com c 2009 rohm co., ltd. all rights reserved. 2009.01 - rev. a thick film thermal printhead (with thermal historical control) KD2003-DC72A dc72 series has our own internally dev eloped heat-history control function. this product is best suited for applications which require 24 hours operation like factory production lines. z applications high speed label printer high speed bar code printer high speed ticket printer various high speed terminal printers z features 1) newly developed thick-film fast response thermal element and driver lsi with the function of thermal history control which i s added the future history control are employed for this series. it is possible to print with super high speed of 10 inches / s o r 250 mm / s. 2) 150km life realized by attributing durable new protection film. 3) new partial glaze construction makes it compatible with the thermal transfer application. z dimensions (unit : mm) max.12 80(effective print width) 200.2 17.80.2 (20.8) 250.5 dot #640 400.3 200.3 20.50.3 60.50.3 15.30.3 7.30.3 91 (3) max. 20 dot #1 max.45 dot #640 max.5.5 max.36 6.1 0.4 (5) label 3h10 (effective depth 3) 3-m3(effective depth 3) 3h10 length 4 (effective depth 3) #1 #6 #20 #19 connector b #1 #2 connector a
KD2003-DC72A data sheet 2/3 www.rohm.com c 2009 rohm co., ltd. all rights reserved. 2009.01 - rev. a z equivalent circuit fig.1 di no. di2 640 to 385 384 to 1 di1 dot no. / stb no. / stb2 640 to 385 384 to 1 / stb1 dot no. clk no. clkin2 640 to 385 384 to 1 clkin1 dot no. v h latch register thermistor 30k ? b: 3950k to each ic v dd gnd / reset clkin2 clkin1 c lkout2 di2 do2 di1 do1 / load / stb2 / stb1 start inc tm tm sel2 sel1 dot # 640 dot # 1 220 f 35v 0.1 f 50v n.c. connector shift register shift register #640 #1 #256 #257 z pin assignments 1v dd v dd sel2 sel1 clkin2 (cp) nc di2 di1 inc / load / reset start do1 do2 tm tm / stb2 / stb1 clkout2 clkin1 2 3 4 5 6 7 8 9 10 18 19 20 11 12 13 14 15 16 17 circuit no. 1v h (com) v h (com) v h (com) gnd gnd gnd 2 3 4 5 6 circuit no. no. circuit connector b connector a
KD2003-DC72A data sheet 3/3 www.rohm.com c 2009 rohm co., ltd. all rights reserved. 2009.01 - rev. a z characteristics parameter ? rave v h p o 80 0.125 640 550 24 0.80 0.49 640 8 20.0 ? ? slt ? ? mm mm dots ? v w/dot ms dots mhz mm ? 150/(1 10 8 ) 5 to 45 ? ? km/pulses c effective printing width symbol typical unit average resistance value dot pitch total dot number maximum number of dots energized simultaneously maximum clock frequency maximum roller diameter running life / pulse life operating temperature applied power applied voltage print cycle z data sheets energy (mj/dot) fig.2 representative density curve optical density slt : 0.82ms/line 0.4 0 0.30 0.35 0.20 0.25 0.10 0.15 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0.00 0.05 scanning line time (ms/line) fig.3 maximum energy curve maximum energy (mj/dot) 0 0.4 0.2 0.8 0.6 1.0 1.2 1 .4 1.0 0.8 0.9 0.6 0.7 0.4 0.5 0.2 0.3 0.1 0.0 level6 level5 level4 level3 level1 level2
appendix-rev4.0 thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact your nearest sales office. rohm customer support system the americas / europe / asia / japan contact us : webmaster@ rohm.co. jp www.rohm.com copyright ? 2009 rohm co.,ltd. 21 saiin mizosaki- cho, ukyo-ku, kyoto 615-8585, japan tel : +81-75-311-2121 fax : +81-75-315-0172 appendix 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 de signing 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 re- sponsibility 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 exer cise intellectual property or other rights held by rohm and other parties. rohm shall bear no re- sponsibility 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, elec- tronic ap pliances and amusement devices). the products 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 possi bility 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 re quires 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 intend- ed 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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