specification FM4201 motorcycle flashers controller ver 2.0 1 FM4201 motorcycle flashers controller specification oct. 2007
specification FM4201 motorcycle flashers controller ver 2.0 2 information in this document is intended as a refere nce to assist our customers in the selection of shanghai fudan microelectronics co., ltd product best suited to the customer's application; they do not convey any license under any intellectual property rights, or any other rights, belonging to shanghai fudan microelectronics co., ltd or a thir d party. when using the information contained in this documents, please be sure to evaluate all information as a total system before making a final decision on the applicability of the information and products. shanghai fudan microelectronics co., ltd assumes no responsibility for any damage, liab ility or other loss resulting from the information contained herein. shanghai fudan microelectronics co., ltd products are not intended for use in medical, life saving, or life sust aining applications. the prior written approval of shanghai fudan microelectronics co., ltd is necessary to reprin t or reproduce in whol e or in part these documents. future routine revisions will occur when appropriate, without notice. contact shanghai fudan microelectronics co., ltd sales of fice to obtain the latest specificat ions and before placing your product order. please also pay attention to information published by shanghai fudan microelectronics co., ltd by various mean s, including shanghai fudan microelectronics co., ltd home page (http://www.fmsh.com/ ). please contact shanghai fudan microelectronics co., ltd local sales office for the specification regarding the information in t his documents or shanghai fudan microelec tronics co., ltd products. trademarks shanghai fudan microelectronics co., ltd name and logo, the logo are trademarks or registered trademarks of shanghai fudan microelectronics co., ltd or its subsidiaries in china. shanghai fudan microelectronics co., ltd, printed in the china, all rights reserved.
specification FM4201 motorcycle flashers controller ver 2.0 3 product overview description FM4201 is a two-wire contactless el ectrical flasher ic for motorcyc le. it has the features of high reliability and convenience, less peripheral co mponents, flash frequenc y stability and warning indication of lamp failure by means of frequency doubling. features ? warning indication of lamp failure ? short circuit protection ? application for 6v and 12v power supply ? emc design ? stable duty cycle (50%) ? stable flash frequency (8510 times/minute) ? flash frequency independent of power supply voltage ? stable rate of the failure freque ncy and the normal frequency (2.2:1) ? low power design ? less peripheral components ? convenient for adjustment pin assignments figure 1-1 FM4201 pin assignments pin functions pin symbol value 1 cs short circuit protection filtering 2 samp current sampling 3 f adj frequency adjustment 4 gnd ground 5 mf adj frequency rate adjustment 6 c osc oscillator capacitor 7 out output driving 8 v cc power supply table 1-1 FM4201 pin function
specification FM4201 motorcycle flashers controller ver 2.0 4 electrical characteristics v p = 11~15v or 5.5~7.5v; ta = +25c parameter test conditions min typ max unit supply 12v 6v 9 4.5 12.8 6.4 22 v supply current v p = 5.1v 1.1 2.3 ma i source driving current i sink v out = 2.0v 10 10 20 20 ma normal flash frequency 75 85 95 times/min failure flash frequency 140 187 times/min flash frequency at the lowest power supply voltage 12v: v p = 9v 6v: v p = 4.5v 40 40 times/min times/min duty cycle 35 50 65 % start delay 1.0 1.5 sec start threshold v p = 12.8v, v 8 = 5.1v v p = 6.4v 65 75 mv short circuit detector threshold 8 vt mv ambient temperature -40 +125 c table 2-1 FM4201 electrical characteristics
specification FM4201 motorcycle flashers controller ver 2.0 5 application circuit FM4201 figure 3-1 FM4201 application circuit
specification FM4201 motorcycle flashers controller ver 2.0 6 reference data f 1 = 85 times/min; f 2 = 170 times/min application condition component e = 12.8v rl = 2 10w + 2 2w e = 6.4v rl = 2 8w + 3w r1* 430k 470k r2* 62k 24k r3 510 ? shortened d2 5.1v/0.5w not used c2 100 /16v 470 /16v rs 52m ? 43m ? table 4-1 FM4201 reference data
specification FM4201 motorcycle flashers controller ver 2.0 7 revision history version publication date pages paragraph or illustration revise description 1.0 jun. 2001 2 initial release. 2.0 oct. 2007 8 updated format.
specification FM4201 motorcycle flashers controller ver 2.0 8 sales and service shanghai fudan microelectronics co., ltd. address: bldg no.4, 127 guotai rd, shanghai city china. postcode: 200433 tel: (86-21) 6565 5050 fax: (86-21) 6565 9115 shanghai fudan microelectronics (hk) co., ltd. address: flat 12, 7/f, east ocean centre, 98 granville rd, tsimshatsui east, kowloon, hong kong. tel: (852) 2116 3288 2116 3338 fax: (852) 2116 0882 beijing office address: room.1208, bldg c, zhongguancun science and technolog y development edifice, 34 zhongguancun street (south) haidian district, beijing city, china. tel: (86-10) 6212 0682 6213 9558 fax: (86-10) 6212 0681 shenzhen office address: room.1301, century bldg, shengtingyuan hotel, huaqiang rd (north) tel: (86-755) 8335 1011 8335 0911 fax: (86-755) 8335 9011 web site http://www.fmsh.com/
|
