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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng) 鐧婚寗 | 鍏嶈不娉ㄥ唺

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩肩恫(w菐ng) > IC鐧剧 > DRV8821

DRV8821 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/5/6 11:54:25 鏌ョ湅 闁辫畝锛�28

DRV8821 鏄竴娆鹃洐鍏ㄦ⿱鐩存祦闆绘椹�(q奴)鍕曞櫒锛屽皥鐐哄皬鍨嬪叐鐩告閫查浕姗熸垨鐩存祦闆绘鎳�(y墨ng)鐢ㄨ�岃ō(sh猫)瑷�銆傚畠闆嗘垚浜嗛珮閭婂拰浣庨倞MOSFET椹�(q奴)鍕曢浕璺�锛岃兘澶犳彁渚涢珮閬�1.4A鐨勬寔绾�(x霉)闆绘祦锛堝嘲鍊奸浕娴�2.8A锛夈�傝┎鑺墖閲囩敤QFN-20灏佽褰㈠紡锛屽叿鏈夎純楂樼殑闆嗘垚搴﹀拰杓冧綆鐨勫姛鑰楃壒鎬�銆�
銆�銆�DRV8821鏀寔PWM瑾�(di脿o)鍒惰几鍏ユ帶鍒�锛屽彲浠ュ鐝�(xi脿n)灏嶉浕姗熼�熷害鍜屾壄鐭╃殑鏈夋晥瑾�(di脿o)绡�(ji茅)銆傚叾鍏�(n猫i)閮ㄤ繚璀峰姛鑳藉寘鎷亷娴佷繚璀�銆佺煭璺繚璀枫�佹瑺澹撻帠瀹氬拰閬庢韩闂�(gu膩n)鏂风瓑锛岀⒑淇濆湪澶氱ó宸ヤ綔姊濅欢涓嬬┅(w臎n)瀹氶亱琛�銆�

鍙冩暩(sh霉)

渚涢浕闆诲锛�4.5V~36V
銆�銆�杓稿嚭闆绘祦锛�1.4A RMS (宄板��2.8A)
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C~85掳C
銆�銆�灏佽褰㈠紡锛歈FN-20
銆�銆�PWM闋荤巼锛氭渶楂樺彲閬�50kHz
銆�銆�閭忚集杓稿叆闆诲锛�3V~36V
銆�銆�寰呮闆绘祦锛氬吀鍨嬪��1渭A

鐗规��

1. 闆嗘垚楂樺伌(c猫)鍜屼綆鍋�(c猫)鍔熺巼MOSFET椹�(q奴)鍕曞櫒锛屾笡灏戜簡澶栧湇鍏冧欢鏁�(sh霉)閲�銆�
銆�銆�2. 鎻愪緵鍙伕鐨勮“娓涙ā寮忥紙鎱㈤�熸垨蹇�燂級锛屼互鍎�(y艒u)鍖栫郴绲�(t菕ng)鎬ц兘銆�
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銆�銆�4. 鏀寔澶栭儴PWM淇¤櫉杓稿叆锛屾柟渚块�茶绮剧⒑鐨勯�熷害鎺у埗銆�
銆�銆�5. 鑺墖鍏�(n猫i)缃枩鐜囨帶鍒跺姛鑳�锛屾笡灏戦浕纾佸共鎿惧苟鎻愰珮鏁堢巼銆�
銆�銆�6. 鎻愪緵鐛ㄧ珛鐨処Nx/PHASE鎺у埗寮曡叧锛岀啊鍖栦簡姝ラ�查浕姗熺殑鏅傚簭鎺у埗闇�姹傘��
銆�銆�7. 鏀寔浣庡姛鑰楃潯鐪犳ā寮�锛岄檷浣庡緟姗熷姛鑰�銆�

鎳�(y墨ng)鐢�

DRV8821寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鍚勭ó闇�瑕侀﹨(q奴)鍕曞皬鍨嬬洿娴侀浕姗熸垨姝ラ�查浕姗熺殑鍫存櫙锛屽寘鎷絾涓嶉檺浜庢秷璨婚闆诲瓙鐢�(ch菐n)鍝併�佸鐢ㄩ浕鍣�銆佸伐妤�(y猫)鑷嫊鍖栬ō(sh猫)鍌�銆佹鍣ㄤ汉鎶�琛�(sh霉)浠ュ強杈﹀叕瑷�(sh猫)鍌欑瓑闋�(l菒ng)鍩�銆�
銆�銆�鍏稿瀷鎳�(y墨ng)鐢ㄥ牬鏅細
銆�銆�- 鐜╁叿鍜屽皬鍨嬫鍣ㄤ汉涓殑鐩存祦闆绘椹�(q奴)鍕�
銆�銆�- 鎵撳嵃姗熴�佹巸鎻忓剙绛夎睛鍏ō(sh猫)鍌欎腑鐨勬閫查浕姗熼﹨(q奴)鍕�
銆�銆�- 瀹剁敤闆诲櫒濡傞ⅷ(f膿ng)鎵�銆佹车绛夌殑闆绘鎺у埗
銆�銆�- 宸ユキ(y猫)鑷嫊鍖栬ō(sh猫)鍌欎腑鐨勪綅缃帶鍒剁郴绲�(t菕ng)
銆�銆�- 鏅鸿兘閹栨垨鍏朵粬灏忓瀷姗熼浕瑁濈疆涓殑闆绘椹�(q奴)鍕�

鏇夸唬鍨嬭櫉

DRV8833, L298N, A4988

drv8821鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

  • 鐢�(ch菐n)鍝佸瀷铏�
  • 渚涙噳(y墨ng)鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉
  • 瑭㈠児

drv8821璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級