1/5 for packaging high-speed printers ah series AH3004-DC50A www.rohm.com c 2015 rohm co., ltd. all rights reserved. 2015.04 - rev. a da t a sheet ideal for packaging printers requiring high reliability. ? applications distribution / food label printers packaging printers date-code printers ? features these thermal heads feature a near-edge st ructure based on the high-s peed, high-quality, reliable step-free se, sf series, enabling straight path for hand media or high speed printing ? external dimensions (unit : mm) downloaded from: http:///
2/5 da t a sheet AH3004-DC50A www.rohm.com c 2015 rohm co., ltd. all rights reserved. 2015.04 - rev. a ? equivalent circuit /stb1 /lat vh(com) clk dot#1 dot#1280 tm sens1 /stb2 connector #1280 #641 #640 #1 di2 shift register beo sens2sens3 latch register tm di1 shift register gnd 0.1 f 50v vdd 220 f 35v di, stb division dot no. correspondence di no. dot no. /stb no. dot no. di 2 1280 to 641 /stb 2 1280 to 641 di 1 640 to 1 /stb 1 640 to 1 downloaded from: http:///
3/5 da t a sheet AH3004-DC50A www.rohm.com c 2015 rohm co., ltd. all rights reserved. 2015.04 - rev. a ? pin assignments connector a : hif3fc-20pa-2.54ds(91) or equivalent no. circuit no. circuit 1 v dd 2 beo 3 gnd 4 di 2 5 n.c. 6 clk 7 /lat 8 gnd 9 gnd 10 di 1 11 n.c. 12 gnd 13 v dd 14 /stb2 15 /stb1 16 tm 17 tm 18 sens1 19 sens2 20 sens3 connector b : b6p-vh-2.2(lf)(sn) or equivalent no. circuit no. circuit 1 v h 2 v h 3 v h 4 gnd 5 gnd 6 gnd pin number : refer to external dimensions di: data in (serial input) clk : clock pulse) /lat: data latch tm: thermistor /stbn: strobe v dd : power supply for driver ic n.c. : non connection downloaded from: http:///
4/5 da t a sheet AH3004-DC50A www.rohm.com c 2015 rohm co., ltd. all rights reserved. 2015.04 - rev. a ? timing chart tw clk t setup di t hold di t setup lat t hold lat clk (clock) /lat (latch) di(data in) "high":black"low" :white "high": hold"low" : through tw lat t setup stb tdo tdo /stb (strobe) driver out beo (max. tdo)* min.1 sec *if delay time for driver out can not be secured enough, there is a possibility that vh would fluctuate greatly. please design the circuit so that vh does not exceed peak voltage (vp). downloaded from: http:///
5/5 da t a sheet AH3004-DC50A www.rohm.com c 2015 rohm co., ltd. all rights reserved. 2015.04 - rev. a ? characteristics parameter symbol typical unit effective printing width - 108.416 mm dot pitch - 0.0847 mm total dot number - 1280 dots average resistance value r ave 1250 ? applied voltage v h 24 v applied power po 0.41 w/dot print cycle slt 1.5 ms/line pulse width t on 0.305 ms maximum number of dots energized simultaneously - 1280 dots maximum clock frequency - 10 mhz maximum platen diameter - mm running life / pulse life - 50/110 8 km/pulse operating temperature - 5 to 45 c downloaded from: http:///
r1102 a www.rohm.com ? 2015 rohm co., ltd. all rights reserved. notice ro hm cu stome r s upport sy s tem h ttp :// www.r oh m .co m/ co n tact / thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact us. no tes the information contained herein is subject to change without notice. before you use our products, pl ease contact our sales representative and verify th e la tes t specifica - tion s : alt hou gh rohm is contin uous ly wor ki ng to im pr ove p ro du ct r eli a bility and qualit y, semicon - du c tor s c an bre a k d ow n and ma lf un ct io n du e to var io us f ac to rs. th e re fore, in or der to prevent pe r so nal in ju ry or fi re ar isi ng f ro m fa ilur e, please ta ke sa f ety mea s ur es su ch as com plyin g wi th th e de r at in g ch ara ct er ist ic s, impl e menting redundant and f ir e preve nt ion designs, and u tilizin g ba ck up s a nd f ail - sa fe p ro ce du re s. ro hm shall have no responsibility for any damages arising out of the use of our poducts b ey ond the rating specified by rohm. examples of application circuits, circuit constants and any other information contained herein are provided only to illustrate the standard usage and operations of the products. the peripheral conditions must be taken into account when designing circuits for mass production. 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 gr ant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by rohm or any other parties. rohm shall have no responsibility whatsoever for any dispute arising out of the use of such technical information. the products are intended for use in general electronic equipment (i.e. av/oa devices, communi- cation, consumer systems, gaming/entertainment sets) as well as the applications indicated in this document. the products specified in this document are not designed to be radiation tolerant. for use of our products in applications requiring a high degree of reliability (as ex emplified bel ow), please contact and consult with a rohm representative : transportation equipment (i.e. cars, ships, trains), primary communication equipment, traffic lights, fire/crime prevention, safety equipment, medical systems, servers, solar cells, and power transmission systems. do not use our products in applications requiring extremely high reliability, such as aerospace equipment, nuclear power control systems, and submarine repeaters. rohm shall have no responsibility for any damages or injury arising from non-compliance with the recommended usage conditions and specifications contained herein. rohm has used reasonable care to ensur the accuracy of the information contained in this document. however, rohm does not warrants that such information is error-free, and rohm shall have no responsibility for any damages arising from any inaccuracy or misprint of such information. please use the products in accordance with any applicable environmental laws and regulations, such as the rohs directive. for more details, including rohs compatibility, please contact a rohm sales office. rohm shall have no responsibility for any damages or losses resulting non-compliance with any applicable laws or regulations. when providing our products and technologies contained in this document to other countries, you must abide by the procedures and provisions stipulated in all applicable export laws and regulations, including without limitation the us export administration regulations and the foreign exchange and foreign trade act. this document, in part or in whole, may not be reprinted or reproduced without prior consent of rohm. 1) 2) 3) 4) 5) 6) 7) 8) 9) 10)11) 12) 13) 14) downloaded from: http:///
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