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)
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 sens2 sens3 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
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
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).
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
r1 102 a www .rohm.com ? 2015 rohm co., ltd. all rights reserved. notice rohm c u stomer support sys tem h ttp://w w w . r ohm .com/con tact/ thank you for your accessing to rohm pr oduct informations. mor e detail pr oduct informations and catalogs ar e available, please contact us. notes the inf or mation contained herein is subject to change without notic e . bef ore y ou use our p r o d u c t s , ple a s e c o n t a c t o u r s a l e s r e p r e s e n t a t i v e and v e r i f y the l a test specifica- tions : althoug h r o h m is c o n t i n uousl y w o r king t o impro ve p roduct r elia bility and quality , semicon- duc tors c an brea k do w n and mal f unction due to va r ious f actor s . the ref o r e , i n ord e r to p r e ve n t per sonal i n jur y or fire a r isin g f rom f a ilure , please tak e saf ety meas ure s suc h a s c o m plying wit h the der ating cha r a cte r istics , imple menting redundant and f ire p r e ve nti o n d e s i g n s , and u tilizing bac k ups a nd f ail- saf e p rocedures . r o hm shall h a ve no responsibility f or an y damages ar ising out of the use of our p oducts beyond the r ating specified b y r ohm. examples of application circuits , circuit constants and an y other inf or mation contained herein are pro vided only to illustr ate the standard usage and oper ations of the products . the per iphe r al conditions m ust be tak en into account when designing circuits f or mass production. the technical inf or mation specified herein is intended only to sho w the typical functions of and e xamples of application circuits f or the products . r ohm does not grant y ou, e xplicitly or implicitl y , an y license to use or e x ercise intellectual prope r ty or other r ights held b y r ohm or an y other par ties . r ohm shall ha v e no responsibility whatsoe v er f or an y dispute ar ising out of the use of such technical in f or mation. the products are intended f or use in gene r al electronic equipment (i.e . a v/o a de vices , comm uni- cation, consumer systems , gaming/ente r tainment sets) as w ell as the applications indicated in this document. the products specified in this document are not designed to be r adiation tole r ant. f or use of our products in applications requi r ing a high deg ree of reliability (as exemplified bel o w), please contact and consult with a r ohm representati v e : tr anspo r tation equipment (i.e . cars , ships , tr ains), pr imar y comm unication equipment, tr affic lights , fire/cr ime pre v ention, saf ety equipment, medical system s , ser v ers , solar cells , and po w er tr ansmission system s . do not use our products in applications requir ing e xtremely high reliabilit y , such as aerospace equipment, n uclear p o w er control systems , and submar ine repeater s . r ohm shall ha v e no responsibility f or an y damages or inju r y ar ising from non-compliance with the recommended usage conditions and specifications contained herein. r ohm has used reasona b le care to ensur the accur acy of the inf or mation contained in this document . ho w e v er , r ohm does not w arr ants that such inf or mation is error-free , and r ohm shall ha v e no responsibility f or an y damages ar ising from an y inaccu r acy or mispr int of such inf or mation. please use the products in accordance with an y applica b le en vironmental la ws and regulation s , such as the rohs directiv e . f or more details , including rohs compatibilit y , please contact a r ohm sales office . r ohm shall ha v e no responsibility f or an y damages or losses resulting non-compliance with a n y applica b le la ws or regulation s . when pro viding our products and technologies contained in this document to other countr ies , y ou m ust abide b y the procedures and pro visions stipulated in all applica b le e xpor t la ws and regulation s , including without limitation the us expor t administr ation regulations and the f oreign exchange and f oreign t r ade act. this document, in par t or in whol e , ma y not be repr inted or reproduced without pr ior consent of r ohm. 1) 2) 3) 4) 5) 6) 7) 8) 9) 10) 11) 12) 13) 14)
|
