DRV8839 鏅�(sh铆)闁擄細2025/5/6 15:44:32 闁辫畝锛�32

DRV8839 鏄竴娆剧敱寰峰窞鍎€鍣� (TI) 鎺ㄥ嚭鐨勯洐妤垫€ф閫�(j矛n)闆绘(j墨)椹�(q奴)鍕曞櫒锛屽皥鐐哄皬灏哄銆佷綆鍔熻€楁噳(y墨ng)鐢ㄨ€岃ō(sh猫)瑷�(j矛)銆傚畠闆嗘垚浜嗗姛鐜嘙OSFET鍜孭WM鏂尝鎺у埗鍔熻兘锛屾敮鎸侀珮閬�(d谩)46V鐨勫伐浣滈浕澹撳拰1.2A鐨勫嘲鍊奸浕娴侊紙鍠浕闃昏ō(sh猫)缃級銆傝┎鍣ㄤ欢鍏锋湁楂橀泦鎴愬害鍜屾槗鐢ㄦ€э紝閬╃敤浜庢秷璨�(f猫i)闆诲瓙銆佸伐妤�(y猫)鑷嫊鍖栦互鍙婇浕姹犱緵闆昏ō(sh猫)鍌欑瓑鍫存櫙銆�
銆€銆€DRV8839 鏀寔鍏╃ó鎿嶄綔妯″紡锛氭閫�(j矛n)妯″紡鍜岀洿娴侀浕姗�(j墨)妯″紡銆傚湪姝ラ€�(j矛n)妯″紡涓�锛屽畠鍙互椹�(q奴)鍕曢洐妤垫€ф閫�(j矛n)闆绘(j墨)锛涘湪鐩存祦闆绘(j墨)妯″紡涓�锛屽墖鍙互鍚屾檪(sh铆)椹�(q奴)鍕曞叐鍊�(g猫)鐛�(d煤)绔嬬殑鐩存祦闆绘(j墨)銆傛澶�锛岃┎鑺墖閭勬彁渚涢亷娴佷繚璀�(h霉)銆佺煭璺繚璀�(h霉)銆侀亷婧棞(gu膩n)鏂风瓑鍔熻兘浠ョ⒑淇濈郴绲�(t菕ng)鐨勫彲闈犳€�銆�

鍙冩暩(sh霉)

宸ヤ綔闆诲锛�4.5V~46V
銆€銆€宄板€奸浕娴侊細1.2A
銆€銆€RMS闆绘祦锛�700mA
銆€銆€鏈€浣庡伐浣滄韩搴︼細-40掳C
銆€銆€鏈€楂樺伐浣滄韩搴︼細85掳C
銆€銆€灏佽椤炲瀷锛欻TSSOP (16寮曡叧)
銆€銆€寰呮(j墨)闆绘祦锛�1渭A
銆€銆€鏈€澶WM闋荤巼锛�32kHz

鐗规€�

DRV8839 鍏锋湁浠ヤ笅椤憲鐗规€э細
銆€銆€1. 楂樺害闆嗘垚锛氬収(n猫i)缃姛鐜嘙OSFET锛屾笡灏戜簡澶栭儴鍏冧欢鐨勬暩(sh霉)閲�銆�
銆€銆€2. PWM 鏂尝鎺у埗锛氳兘澶�?q奴)宕縁(xi脿n)鎭掑畾闆绘祦瑾�(di脿o)绡€(ji茅)锛屾彁楂樻晥鐜囧苟闄嶄綆鐔遍噺銆�
銆€銆€3. 闆欐ā寮忔敮鎸侊細鏃㈠彲浠ヤ綔鐐烘閫�(j矛n)闆绘(j墨)椹�(q奴)鍕曞櫒浣跨敤锛屼篃鍙互鐢ㄤ簬椹�(q奴)鍕曞叐鍊�(g猫)鐛�(d煤)绔嬬殑鐩存祦闆绘(j墨)銆�
銆€銆€4. 鐔遍棞(gu膩n)鏂疯垏淇濊(h霉)鍔熻兘锛氬寘鎷亷娴佷繚璀�(h霉)銆佺煭璺繚璀�(h霉)鍜岄亷婧繚璀�(h霉)锛屾彁鍗囦簡绯荤当(t菕ng)瀹夊叏鎬с€�
銆€銆€5. 鏄撲簬閰嶇疆锛氶€氶亷鍠€�(g猫)闆绘祦瑷�(sh猫)缃浕闃诲嵆鍙(di脿o)鏁磋几鍑洪浕娴併€�
銆€銆€6. 灏忓瀷灏佽锛欻TSSOP灏佽閬╁悎绌洪枔鍙楅檺鐨勬噳(y墨ng)鐢ㄧ挵(hu谩n)澧�銆�
銆€銆€7. 瓒呬綆鍔熻€楋細寰呮(j墨)妯″紡涓嬬殑闆绘祦娑堣€楀儏鐐�1渭A锛岄潪甯搁仼鍚堥浕姹犱緵闆荤殑鐢�(ch菐n)鍝�銆�

鎳�(y墨ng)鐢�

DRV8839 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝侊細濡傛墦鍗版(j墨)銆佹巸鎻忓剙銆佷究鏀滃紡瑷�(sh猫)鍌欑瓑銆�
銆€銆€2. 宸ユキ(y猫)鑷嫊鍖栵細渚嬪灏忓瀷姗�(j墨)鍣ㄤ汉銆佽嚜鍕曟帶鍒惰缃瓑銆�
銆€銆€3. 閱�(y墨)鐧傝ō(sh猫)鍌欙細姣斿琛€绯栧剙銆佷究鏀滃紡瑷烘柗宸ュ叿涓殑寰瀷闆绘(j墨)鎺у埗銆�
銆€銆€4. 闆绘睜渚涢浕瑷�(sh猫)鍌欙細鐢变簬鍏朵綆鍔熻€楃壒鎬�锛岄潪甯搁仼鍚堥渶瑕侀暦鏅�(sh铆)闁撻亱(y霉n)琛岀殑鎵嬫寔瑷�(sh猫)鍌欍€�
銆€銆€5. 鐒′汉姗�(j墨)鍙婄帺鍏凤細鍙敤渚嗛﹨(q奴)鍕曞皬鍨嬫閫�(j矛n)鎴栫洿娴侀浕姗�(j墨)锛屾豢瓒崇簿纰洪亱(y霉n)鍕曟帶鍒堕渶姹�銆�