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SJ8227

SJ

3W stereo audio amplifier circuit

Èý¾§µç×ÓÐÏÞ¹«Ë Ë«ÉùµÀ ¸ÅÊöÓëÌصã SJ8227 ÊÇË«ÉùµÀÒôƹ¦Â·Å´ó¼¯³ç¡£ ¸Ãµç·ÄÌØãÈÏ£º ¹¤×÷µçÔ´Ñ ·¶Î§ ª Æäʳö¹¦Â´ó£º SJ8227 3W...



SJ8227

SJ


Octopart Stock #: O-786086

Findchips Stock #: 786086-F

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Description
Èý¾§µç×ÓÐÏÞ¹«Ë Ë«ÉùµÀ ¸ÅÊöÓëÌصã SJ8227 ÊÇË«ÉùµÀÒôƹ¦Â·Å´ó¼¯³ç¡£ ¸Ãµç·ÄÌØãÈÏ£º ¹¤×÷µçÔ´Ñ ·¶Î§ ª Æäʳö¹¦Â´ó£º SJ8227 3W ÒôƵ¹¦·Å硪 SJ8227 5¡« 12V£» Pout = 2.5W (Type) ÄÚº¬¹¤×÷ ²ÉÓôø¢ÈƬµÄË«ÁÐÖ±å ´ËÍ⣬ü»¹¾ßÓнԪ¼þÉÙùµÀ·Öë¶È¸ß£¬±ÆÔÉÙµçѹöÒæ¿ÓÍâ½×è÷ÚµÈÌØã¡£ (VCC = 9 V RL= 4Ω F = 1K Hz THD = 10%) Pout = 3.0W (Type) (VCC = 12V RL= 6Ω F = 1K Hz THD = 10%) Pout = 3.0W (Type) (VCC = 9V RL= 3Ω F = 1K Hz THD = 10%) /´ý»ú¿ª¹Ø£ 12 ½ÅËÜÁÏ·â×°£¨ HDIP12£© ¡£ ·½¿òͼÓëÒý³ö¶Ë¹¦ÄÜ 12 Vcc1 + + Vstb 1 2 3 TAB Pre-GND 4 11 10 TAB 9 8 7 5 6 Òý³ö¶Ë ÐòºÅ 1 2 3 TAB 4 5 6 ·ûºÅ Vstb OUT1 B.S.1 GND Pre-GND IN1£¨¡ª© IN1£¨ +£© ¹¦ÄÜ ´ý»ú Êä³ö¶Ë ×Ô¾Ù µØ Ç°ÖÃµØ ·´ÏòÊäÈë¶Ë ÕýÏòÊäÈë¶Ë 1 1 1 1 Òý³ö¶Ë ÐòºÅ 7 8 9 TAB 10 11 12 ·ûºÅ IN2£¨ IN2£¨¡ª© FIL GND B.S.2 OUT2 VCC Êä³ö¶Ë ×Ô¾Ù +£© ¹¦ÄÜ ÕýÏòÊäÈë¶Ë ·´ÏòÊäÈë¶Ë Â˲¨ µØ 2 2 µçÔ´ 2 2 URL:http://www.szsanjing.com ------------------ TEL£º 0755-29663136 FAX£º 0755-29663137 -----------------page:1/7 Free Datasheet http://www.nDatasheet.com Èý¾§µç×ÓÐÏÞ¹«Ë ×î´ó¶ ¨Öµ £¨ ²ÎÊýÃû³Æ µçÔ´ ѹ Êä³ö·åÖµçÁ÷ ¹¦ºÄ ¹¤×÷ÎÂ¶È Öü´æÎÂ¶È Tamb=25¡æ£© ·ûºÅ Vcc Iop PD Topr Tstg -25¡« -55¡« ÊýÖµ 20 2.5 4 +75 +150 ¡æ µ¥Î» V A W ¡æ SJ8227 µçÌØÐÔ £¨³ý·ÇÌرð˵Ã÷Í⬠²ÎÊýÃû³Æ ¾²Ì¬µçÁ÷ Êä³ö¹¦Â £¨Ã¿Ò»ÉùµÀ© ʧÕæ¶È ±Õ»·ÔöÒæ ÊäÈë×迹 Êä³öÔëÉù µçÔ´ÎƲ¨ ÒÖ Æ±È Í¨µÀ´®Òô ÊäÈ맵÷çѹ ´ý»úµçÁ÷ VCC=9V£¬ ·ûºÅ Iccq Po THD Gv Zi VN0 RR CT V7-8 ISBY Rg=600¦¸£¬ ²âÊÔÌõ¼þ Vin=0 f=1kHz£¬ Tamb=25¡æ£© ×îС µäÐÍ 21 2.0 2.5 3.0 0.2 1.0 47 % dB k¦¸ 1.0 mV dB dB 60 ¦Ì mV A ×î´ó 45 µ¥Î» mA W THD=10...




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