MAX481/MAX483/MAX485/MAX487µÍ¹¦ºÄRS-485/RS-422ÊÕ·¢Æ÷ ÏÖ»õ
·¢²¼Ê±¼ä£º2025-05-16 08:59:03 ä¯ÀÀ£º587
¡¡¡¡MAX481/MAX483/MAX485/MAX487¨CMAX491/MAX1487ϵÁÐÊǵ͹¦ºÄ¡¢ÏÞ°ÚÂʵÄRS-485/RS-422ÊÕ·¢Æ÷£¬ÊÊÓÃÓÚ¹¤ÒµÍ¨Ðų¡¾°¡£
¡¡¡¡Ö÷ÒªÌØµã£º
¡¡¡¡µÍ¹¦ºÄ£º¾²Ì¬µçÁ÷µÍÖÁ0.1¦ÌA£¬¹¤×÷µçÁ÷120¦ÌAÖÁ500¦ÌA¡£
¡¡¡¡ÏÞ°ÚÂÊÉè¼Æ£º½µµÍµç´Å¸ÉÈÅ(EMI)ºÍÐźŷ´Éä¡£
¡¡¡¡Êý¾ÝËÙÂÊ£º×î¸ßÖ§³Ö2.5Mbps£¬²¿·ÖÐͺÅÖ§³Ö250kbps¡£
¡¡¡¡×ÜÏ߸ºÔØ£ºÈçMAX487/MAX1487Ö§³Ö×ÜÏßÉÏÁ¬½Ó128¸öÊÕ·¢Æ÷¡£
¡¡¡¡·â×°ÐÎʽ£º8Òý½ÅºÍ14Òý½ÅµÄDIP¡¢SO¡¢¦ÌMAX¡¢CERDIPµÈ¡£
¡¡¡¡¹¤×÷ζȣºÉÌÒµ¼¶(0¡ãCÖÁ+70¡ãC)¡¢¹¤Òµ¼¶(-40¡ãCÖÁ+85¡ãC)¡¢¾üÓü¶(-55¡ãCÖÁ+125¡ãC)¡£
¡¡¡¡Ó¦ÓÃÁìÓò£º
¡¡¡¡¹¤Òµ×Ô¶¯»¯
¡¡¡¡ÖÇÄܽ¨Öþ
¡¡¡¡ÒÇÆ÷ÒDZí
¡¡¡¡Í¨ÐÅÍøÂç
ÐͺŲÎÊý£º
PART | TEMP.RANGE | PIN-PACKAGE |
MAX481CPA | 0¡æ to+70¡æ | 8 Plastic DIP |
MAX481CSA | 0¡æ to+70¡æ | 8SO |
MAX481CUA | 0¡æ to+70¡æ | 8¦ÌMAX |
MAX481C/D | 0¡æ to+70¡æ | Dice* |
MAX481EPA | -40¡æ to+85¡æ | 8 Plastic DIP |
MAX481ESA | -40¡æ to+85¡æ | 8SO |
MAX481MJA | -55¡æ to+125¡æ | 8 CERDIP |
MAX483CPA | 0¡æ to+70¡æ | 8 Plastic DIP |
MAX483CSA | 0¡æ to+70¡æ | 8SO |
MAX483CUA | 0¡æ to+70¡æ | 8¦ÌMAX |
MAX483C/D | 0¡æ to+70¡æ | Dice* |
MAX483EPA | -40¡æ to+85¡æ | 8 Plastic DIP |
MAX483ESA | -40¡æ to+85¡æ | 8SO |
MAX483MJA | -55¡æ to+125¡æ | 8 CERDIP |
MAX485CPA | 0C to+70¡æ | 8 Plastic DIP |
MAX485CSA | 0¡æ to+70¡æ | 8SO |
MAX485CUA | 0¡æ to+70¡æ | 8¦ÌMAX |
MAX485C/D | 0¡æ to+70¡æ | Dice* |
MAX485EPA | -40¡æ to+85¡æ | 8 Plastic DIP |
MAX485ESA | -40¡æ to+85¡æ | 8SO |
MAX485MJA | -55¡æ to+125¡æ | 8 CERDIP |
MAX487CPA | 0¡æ to+70¡æ | 8 Plastic DIP |
MAX487CSA | 0¡æ to+70¡æ | 8SO |
MAX487CUA | 0¡æ to+70¡æ | 8¦ÌMAX |
MAX487C/D | 0¡æ to+70¡æ | Dice* |
MAX487EPA | -40¡æ to+85¡æ | 8 Plastic DIP |
MAX487ESA | -40¡æ to+85¡æ | 8SO |
MAX487MJA | -55¡æ to+125¡æ | 8 CERDIP |
MAX488CPA | 0¡æ to+70¡æ | 8 Plastic DIP |
MAX488CSA | 0¡æ to+70¡æ | 8SO |
MAX488CUA | 0¡æ to+70¡æ | 8¦ÌMAX |
MAX488C/D | 0¡æ to+70¡æ | Dice* |
MAX488EPA | -40¡æ to+85¡æ | 8 Plastic DIP |
MAX488ESA | -40¡æ to+85¡æ | 8SO |
MAX488MJA | -55¡æ to+125¡æ | 8 CERDIP |
MAX489CPD | 0¡æ to+70¡æ | 14 Plastic DIP |
MAX489CSD | 0¡æ to+70¡æ | 14 SO |
MAX489C/D | 0¡æ to+70¡æ | Dice* |
MAX489EPD | -40¡æ to+85¡æ | 14 Plastic DIP |
MAX489ESD | -40¡æ to+85¡æ | 14 SO |
MAX489MJD | -55¡æ to+125¡æ | 14 CERDIP |
MAX490CPA | 0¡æto+70¡æ | 8 Plastic DIP |
MAX490CSA | 0¡æto+70¡æ | 8SO |
MAX490CUA | 0¡æto+70¡æ | 8¦ÌMAX |
MAX490C/D | 0¡æto+70¡æ | Dice* |
MAX490EPA | -40¡æto+85¡æ | 8 Plastic DIP |
MAX490ESA | -40¡æto+85¡æ | 8SO |
MAX490MJA | -55¡æto+125¡æ | 8 CERDIP |
MAX491CPD | 0¡æto+70¡æ | 14 Plastic DIP |
MAX491CSD | 0¡æto+70¡æ | 14 SO |
MAX491C/D | 0¡æto+70¡æ | Dice* |
MAX491EPD | -40¡æto+85¡æ | 14 Plastic DIP |
MAX491ESD | -40¡æto+85¡æ | 14 SO |
MAX491MJD | -55¡æto+125¡æ | 14 CERDIP |
MAX1487CPA | 0¡æto+70¡æ | 8 Plastic DIP |
MAX1487CSA | 0¡æto+70¡æ | 8SO |
MAX1487CUA | 0¡æto+70¡æ | 8¦ÌMAX |
MAX1487C/D | 0¡æto+70¡æ | Dice* |
MAX1487EPA | -40¡æto+85¡æ | 8 Plastic DIP |
MAX1487ESA | -40¡æto+85¡æ | 8SO |
MAX1487MJA | -55¡æto+125¡æ | 8 CERDIP |
ÉÏһƪ: Microsemi GC41982-M1Ô×°ÏÖ»õ
ÍÆ¼ö×ÊѶ
TIÍÆ³öµÄLMZM23601ÊÇÒ»¿î½ô´ÕÐ͸ßЧDC-DC½µÑ¹Ä£¿é£¨3.8¡Á3¡Á1.6mm£©£¬×¨Îª½â¾ö¹¤Òµ´«¸ÐÆ÷´¦ÀíÆ÷µÄµçÔ´ÐèÇó¶øÉè¼Æ¡£Ïà±È´«Í³ÏßÐÔÎÈѹÆ÷£¬Æä¹¦ºÄ½µµÍ87%£¨½ö0.116W£©£¬Ö§³Ö4-36V¿íÊäÈëºÍ1.2-15V¿Éµ÷Êä³ö£¨º¬3.3V/5V¹Ì¶¨Ñ¡Ï£¬1AµçÁ÷Êä³öÄÜÁ¦½áºÏPWM/PFM×Ô¶¯Çл»Ä£Ê½£¬ÔÚÏÁС¿Õ¼äÄÚʵÏÖÓÅÒìµÄÈȹÜÀí£¬ÍêÃÀÊÊÅäÏÖ´ú¹¤ÒµÉ豸¶Ô΢ÐÍ»¯¡¢µÍ¹¦ºÄµÄÑÏ¿ÁÒªÇó¡£
DATEL EBϵÁÐDC-DCת»»Æ÷ÊÇÒ»¿î¿ª·Åʽ¿ò¼ÜµÄ°Ë·Ö֮һשÐÍÄ£¿é£¬Êä³ö¹¦Âʸߴï200W£¬Ö§³Ö18-36V»ò36-75V¿íÊäÈ뷶Χ£¬²¢Ìṩ1.2VÖÁ50V¶àÖÖÎÈѹÊä³ö£¨×î¸ß30AµçÁ÷£©¡£ÆäЧÂʸߴï93%£¬¾ß±¸1500VÖ±Á÷¸ôÀ룬¹¤×÷ζȷ¶Î§¿í´ï-40¡ãCÖÁ+123¡ãC£¬ÇÒ½µ¶î¼«Ð¡¡£²úÆ·¼¯³É¹ýÈÈ/¹ýÁ÷/¹ýѹ±£»¤¼°Ô¶³Ì¿ØÖƹ¦ÄÜ£¬ÊÊÓÃÓÚ·Ö²¼Ê½µçÔ´¡¢Í¨ÐÅÉ豸¡¢·þÎñÆ÷¼°ÒÇÆ÷ÒDZíµÈÁìÓò£¬¼æ¾ß¸ß¾«¶È¡¢µÍÎÆ²¨ºÍ×ÜÏßת»»ÄÜÁ¦¡£
ÔÚÏßÁôÑÔ