ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿Ä³Í¬Ñ§³¢ÊÔÀûÓÃÒ»¸öÈçͼ¼×ËùʾµÄ¶àÓõç±í²âÁ¿Ò»½Ú¸Éµç³ØµÄµç¶¯ÊƺÍÄÚ×裬²½ÖèÈçÏ£º
£¨1£©½«Ñ¡Ôñ¿ª¹ØÐýµ½Ö±Á÷µçѹ ____µµ£¬ºì±í±Ê½Óµç³Ø_____ £¬Ö±½Ó²âÁ¿µç³Ø·¶Ëµçѹ£¬Ê¾ÊýÈçͼÒÒËùʾ¡£
£¨2£©½«Ñ¡Ôñ¿ª¹ØÐýµ½Ö±Á÷µçÁ÷µµ£¬ÓëÒ»×èֵΪµÄ¶¨Öµµç×è´®Áªºó½ÓÔÚµçÔ´Á½¶Ë£¬Ê¾ÊýÈçͼ±ûËùʾ¡£
£¨3£©ÊµÑé½áÊøºó£¬½«Ñ¡Ôñ¿ª¹ØÐýµ½_____µµ¡£
¸ù¾ÝÒÔÉÏÐÅÏ¢£¬¿ÉÖªµçÔ´µç¶¯ÊÆΪ_____ £¬ÄÚ×èΪ_______ £¨¼ÆËã½á¹û¾ù±£Áô3λÓÐЧÊý×Ö£©¡£
¡¾´ð°¸¡¿ 2.5V; Õý¼«; OFF; 1.46-1.49; 2.30-2.45;
¡¾½âÎö¡¿£¨1£©¶àÓõç±íÔÚʹÓÃÖбØÐë±£Ö¤µçÁ÷ºì½øºÚ³ö£¬ËùÒÔºì±í±Ê½Óµç³ØÕý¼«£»ÒòµçÔ´µç¶¯ÊÆΪ1.5V£¬¹ÊӦѡÔñ2.5VÁ¿³Ì£»
£¨3£©ÊµÑé½áÊøʱһ¶¨½«¿ª¹ØÐýµ½OFFµµ»ò½»Á÷µçѹµÄ×î¸ßµµ£»ÓÉͼÒÒ¿ÉÖª£¬Á¿³ÌΪ2.5V£¬¹ÊµçѹֵΪ1.47V£»ÓÉͼ±û¿ÉÖª£¬µ±ÓëÒ»×èֵΪ5¦¸µÄ¶¨Öµµç×è´®Áªºó½ÓÔÚµçÔ´Á½¶Ëʱ£¬µçÁ÷I=200mA=0.2A£¬ÔòÓÉI=¿ÉµÃ£ºr=-5=2.35¦¸£»