PWM
鎺у埗鑺墖
SG3525
鍘熺悊鍙婂簲鐢?/p>
鎽樿锛?/p>
绗竴绔?/p>
寮曡█
鑴夊啿瀹藉害璋冨埗
(PWM)
锛屾槸鑻辨枃
鈥淧ulse Width Modulation鈥?/p>
鐨勭缉鍐欙紝绠�绉拌剦瀹?/p>
璋冨埗锛?/p>
鑴夊啿瀹藉害璋冨埗鏄竴绉嶆ā鎷熸帶鍒舵柟寮忥紝
鏍规嵁鐩稿簲杞借嵎鐨勫彉鍖栨潵璋冨埗鏅朵綋绠℃爡
鏋佹垨鍩烘瀬鐨勫亸缃紝
瀹炵幇寮�鍏崇ǔ鍘嬬數婧愯緭鍑烘櫠浣撶鎴栨櫠浣撶瀵奸�氭椂闂寸殑鏀瑰彉锛?/p>
杩欑
鏂瑰紡鑳戒娇鐢垫簮鐨勮緭鍑虹數鍘嬪湪宸ヤ綔鏉′欢鍙樺寲鏃朵繚鎸佹亽瀹氾紝
PWM
鎺у埗鎶�鏈互鍏舵帶鍒?/p>
绠�鍗?/p>
,
鐏垫椿鍜屽姩鎬佸搷搴斿ソ鐨勪紭鐐硅�屾垚涓虹數鍔涚數瀛愭妧鏈渶骞挎硾搴旂敤鐨勬帶鍒舵柟寮忥紝涔?/p>
鏄汉浠爺绌剁殑鐑偣銆?/p>
鐢变簬褰撲粖绉戝鎶�鏈殑鍙戝睍宸茬粡娌℃湁浜嗗绉戜箣闂寸殑鐣岄檺锛?/p>
缁撳悎
鐜颁唬鎺у埗鐞嗚鎬濇兂鎴栧疄鐜版棤璋愭尟杞紑鍏虫妧鏈皢浼氭垚涓?/p>
PWM
鎺у埗鎶�鏈彂灞曠殑涓昏
鏂瑰悜涔嬩竴銆?/p>
闆嗘垚鑴夊璋冨埗鍣?/p>
SG3525
鏄編鍥界閫氱敤鍏徃鐨勭
2
浠ｄ骇鍝侊紝
瀹冩槸涓�绉嶆�ц兘浼樿壇銆?/p>
鍔熻兘榻愬叏銆侀�氱敤鎬у己鐨勫崟鐗囬泦鎴?/p>
PWM
鎺у埗鍣ㄣ�?/p>
绗簩绔?/p>
PWM
鎺у埗鑺墖
SG3525
鍔熻兘绠�浠?/p>
闅忕潃鐢佃兘鍙樻崲鎶�鏈殑鍙戝睍锛屽姛鐜?/p>
MOSFET
鍦ㄥ紑鍏冲彉鎹㈠櫒涓紑濮嬪箍娉涗娇鐢紝
涓烘缇庡浗纭呴�氱敤鍗婂浣撳叕鍙革紙
Silicon
General
锛夋帹鍑?/p>
SG3525
銆?/p>
SG3525
鏄敤浜?/p>
椹卞姩
N
娌熼亾鍔熺巼
MOSFET
銆備笅闈㈡垜浠
SG3525
鐗圭偣銆佸紩鑴氬姛鑳姐�佺數姘斿弬鏁般�?/p>
宸ヤ綔鍘熺悊浠ュ強鍏稿瀷搴旂敤杩涜浠嬬粛銆?/p>
SG3525
鏄數娴佹帶鍒跺瀷
PWM
鎺у埗鍣紝
鎵�璋撶數娴佹帶鍒跺瀷鑴夊璋冨埗鍣ㄦ槸鎸夌収鍙?/p>
棣堢數娴佽皟鑺傝剦瀹姐�?/p>
鍦ㄨ剦瀹芥瘮杈冨櫒鐨勮緭鍏ョ鐩存帴鐢ㄦ祦杩囪緭鍑虹數鎰熺嚎鍦堢殑淇″彿涓庤宸?/p>
鏀惧ぇ鍣ㄨ緭鍑轰俊鍙疯繘琛屾瘮杈冿紝
浠庤�岃皟鑺傚崰绌烘瘮浣胯緭鍑虹殑鐢垫劅宄板�肩數娴佽窡闅忚宸數鍘?