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TI¹«Ë¾µÄTAS5825PÊÇ 38WÁ¢ÌåÉù¸ßЧ±Õ»·DÀàÒôƵ·Å´óÆ÷,¾ßÓÐÏȽøµÄHybrid-ProËã·¨ÒÔÌá¸ßϵͳЧÂʶøÔÚûÓÐÏÞ·ùÊ§ÕæÊ±½µµÍÈÈÁ¿.ÒôƵ·Å´óÆ÷µÄµçÔ´(PVDD)Õý³£Çé¿öÏÂÓÉDC/DCת»»Æ÷Ìṩ.ºÍ¹Ì¶¨µÄPVDDÏà±È,¿É±äµÄPVDD¸ù¾ÝÒôƵÐźŲ¨¶¯,´ó´óµØ¸ÄÉÆÁËЧÂÊ,½µµÍ¿ÕÔØµçÁ÷ºÍ½µµÍÁËÈÈÁ¿. TAS5825PµÄ¹¦ÄÜÇ¿´óµÄÒôƵDSPʵÏÖÁ˳Æ×÷Hybrid-ProµÄרÓÐËã·¨.¸ÃËã·¨¼ì²â¼´½«µ½À´µÄÒôƵ¹¦ÂÊÐèÇó,¾ÓÉHybrid-Pro·´À¡Òý½Å(HPFB)ΪÒÔǰµÄDC/DCת»»Æ÷ÌṩPWM¿ØÖÆÐźÅ.¸ÃÆ÷¼þÖ§³Ö¶à´ï4msµÄÑÓ³Ù»º³åÆ÷,ΪÒôƵÐźÅ×÷ºÃÓ¦¶Ô×¼±¸,·ÀÖ¹ÒôƵÏÞ·ùÊ§Õæ.ºÍ¹Ì¶¨µçÔ´µçѹÏà±È,µç³ØÊÙÃü´óÔ¼Ôö¼ÓÁË50%,µçԴЧÂÊ´óÓÚ90%,90 m¦¸ RDSon,12V PVDDʱµÄ¾²Ì¬µçÁ÷СÓÚ20mA.Ö§³Ö¶àÖÖÊä³öÅäÖÃ: 1 ¡Á 53 W, 1.0 ģʽ(4-¦¸, 22 V, THD+N=1%);1 ¡Á 65 W, 1.0 ģʽ(4-¦¸, 22 V, THD+N=10%);2 ¡Á 30 W, 2.0 ģʽ(8-¦¸, 24 V, THD+N=1%)ºÍ2 ¡Á 38 W, 2.0 ģʽ(8-¦¸, 24 V, THD+N=10%).TAS5825P¾ßÓм«ºÃµÄÒôƵÐÔÄÜ: 1 W, 1 kHz, PVDD = 12 VʱTHD+N ¡Ü 0.03%, SNR ¡Ý 110 dB (A¼ÓȨ), ICN ¡Ü 35 ¦ÌVRMS. PVDDµçѹΪ4.5Vµ½26.4V,DVDDºÍI/OΪ1.8V»ò3.3V.Æ÷¼þ»¹¼¯³ÉÁË×Ô±£»¤ÌØÐÔ:¹ýÁ÷Îó²î(OCE),Öð¸öÖÜÆÚµÄÏÞÁ÷,³¬Î¾¯¸æ(OTW),³¬ÎÂÎó²î(OTE)ÒÔ¼°Ç·Ñ¹,¹ýÑ¹Ëø×¡(UVLO,OVLO).Ö÷ÒªÓÃÔÚµç³Ø¹©µçÑïÉùÆ÷,»ú¶¥ºÐ(STB),ÌõÐÎÒôÏä»òµÍÒôÅÚ,ÎÞÏß»òÀ¶ÑÀÑïÉùÆ÷,ÈÈ»òЧÂÊÃô¸ÐÒôƵϵͳ.±¾ÎĽéÉÜÁËTAS5825PÖ÷ÒªÌØÐÔ,¹¦ÄÜ¿òͼºÍ¶àÖÖÓ¦Óõç·,ÒÔ¼°ÆÀ¹ÀÄ£¿éTAS5825PEVMÖ÷ÒªÌØÐÔ,µç·ͼ,²ÄÁÏÇåµ¥ºÍPCBÉè¼ÆÍ¼.
TAS5825P is a stereo high-efficiency Closed-Loop audio Class-D audio amplifier with an advanced Hybrid-Pro algorithm to improve system efficiency and reduce heat without clipping distortion.
The supply voltage (PVDD) of an audio amplifier is normally provided by a DC-DC converter...
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