DMG5802LFX 鏅�(sh铆)闁擄細2025/4/30 18:44:51 闁辫畝锛�33

DMG5802LFX 鏄竴娆� N 娌橀亾閭忚集澧炲挤(qi谩ng)鍨嬪姛鐜� MOSFET锛岄噰鐢ㄥ皬鍨嬪寲灏佽瑷�(sh猫)瑷�(j矛)锛岄仼鐢ㄤ簬闇€瑕侀珮鏁堣兘鍜屼綆灏�(d菐o)閫氶浕闃荤殑鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆傝┎鍣ㄤ欢鍏锋湁鍑鸿壊鐨勯枊(k膩i)闂�(gu膩n)鎬ц兘鍜岃純浣庣殑灏�(d菐o)閫氭悕鑰楋紝闈炲父閬╁悎鐢ㄤ簬鐩存祦-鐩存祦杞�(zhu菐n)鎻涘櫒銆佽矤(f霉)杓夐枊(k膩i)闂�(gu膩n)銆侀浕姹犱繚璀�(h霉)闆昏矾浠ュ強闆绘(j墨)椹�(q奴)鍕�(d貌ng)绛夋噳(y墨ng)鐢ㄩ牁(l菒ng)鍩�銆�
銆€銆€瑭� MOSFET 鐨勪富瑕佺壒榛�(di菐n)鏄叾妤典綆鐨勫皫(d菐o)閫氶浕闃� (Rds(on)) 鍜岄珮闆穿鎿婄┛鑳藉姏锛岃兘澶犻’钁楁彁鍗囩郴绲�(t菕ng)鐨勬晥鐜囧拰鍙潬鎬�銆�

鍙冩暩(sh霉)

椤�(l猫i)鍨嬶細N 娌栭亾 MOSFET
銆€銆€闆诲 - 婕忔簮 (Vdss)锛�30 V
銆€銆€闆绘祦 - 閫ｇ簩(x霉)婕忔サ (Id)锛�11.4 A
銆€銆€灏�(d菐o)閫氶浕闃� (Rds(on))锛�2.5 m惟 (鍏稿瀷鍊�锛屽湪 Vgs=10V 涓�)
銆€銆€鏌垫サ闆昏嵎 (Qg)锛�16 nC (鏈€澶у€�)
銆€銆€鍔熻€楋細27 W (鍦� Ta=25掳C 涓�)
銆€銆€灏佽锛歀FPAK56E (PowerSO8)

鐗规€�

DMG5802LFX 鎻愪緵浜嗛潪甯镐綆鐨勫皫(d菐o)閫氶浕闃�锛屾湁鍔╀簬娓涘皯绯荤当(t菕ng)涓殑鑳介噺鎼嶈€�锛屽緸鑰屾彁楂樻暣楂旀晥鐜囥€傚悓鏅�(sh铆)锛岃┎鍣ㄤ欢鐨勫揩閫熼枊(k膩i)闂�(gu膩n)鑳藉姏鍜岄珮闆穿鎿婄┛鑳藉姏浣垮叾鑳藉鍦ㄦ儭鍔ｇ殑宸ヤ綔姊濅欢涓嬩繚鎸佺┅(w臎n)瀹氶亱(y霉n)琛屻€�
銆€銆€姝ゅ锛岀敱浜庡叾閲囩敤浜� LFPAK56E 灏佽锛岄€欑ó灏佽褰㈠紡鍏峰倷鑹ソ鐨勭啽鎬ц兘鍜岄浕姘ｆ€ц兘锛岄仼鍚堢穵婀婂瀷瑷�(sh猫)瑷�(j矛)锛屽苟涓旀槗浜庡畨瑁濆埌 PCB 涓�銆�
銆€銆€瀹冮倓鍏锋湁妤典綆鐨勮几鍏ュ拰杓稿嚭闆诲锛屽彲浠ユ湁鏁堥檷浣庨枊(k膩i)闂�(gu膩n)閬�(gu貌)绋嬩腑鐨勮兘閲忔悕澶卞苟娓涘皯闆荤骞叉摼 (EMI) 鐨勭敘(ch菐n)鐢�銆傜附涔�锛岄€欐鍔熺巼 MOSFET 鏄珮鎬ц兘闆绘簮绠＄悊鎳�(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�

鎳�(y墨ng)鐢�

DMG5802LFX 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鍚勭ó闆诲瓙瑷�(sh猫)鍌欎腑锛岀壒鍒ユ槸鍦ㄩ渶瑕侀珮鏁堣兘鍔熺巼闁�(k膩i)闂�(gu膩n)鐨勫牬(ch菐ng)鍚�銆傚叿楂斿寘鎷細
銆€銆€1. 闁�(k膩i)闂�(gu膩n)闆绘簮 (SMPS) 鍜� DC-DC 杞�(zhu菐n)鎻涘櫒锛�
銆€銆€ 鍦ㄩ€欎簺鎳�(y墨ng)鐢ㄤ腑锛孧OSFET 鐨勪綆灏�(d菐o)閫氶浕闃诲拰楂樻晥鐜囧彲浠ラ’钁楁笡灏戣兘閲忔悕鑰�銆�
銆€銆€2. 闆绘(j墨)椹�(q奴)鍕�(d貌ng)鍣細
銆€銆€ DMG5802LFX 鐨勫揩閫熼枊(k膩i)闂�(gu膩n)鐗规€у拰楂橀浕娴佽檿鐞嗚兘鍔涗娇鍏堕潪甯搁仼鍚堢敤浜庨﹨(q奴)鍕�(d貌ng)灏忓瀷鐩存祦闆绘(j墨)銆�
銆€銆€3. 璨�(f霉)杓夐枊(k膩i)闂�(gu膩n)锛�
銆€銆€ 瀹冨彲浠ヤ綔鐐洪珮鏁堢殑璨�(f霉)杓夐枊(k膩i)闂�(gu膩n)锛岀敤浜庢帶鍒朵笉鍚岄浕璺ā濉婁箣闁撶殑闆诲姏鍌宠几銆�
銆€銆€4. 闆绘睜淇濊(h霉)锛�
銆€銆€ 鍦ㄤ究鏀滃紡闆诲瓙瑷�(sh猫)鍌欎腑锛岃┎ MOSFET 鍙互鐢ㄤ締(l谩i)闃叉閬�(gu貌)娴佸拰鐭矾鎯呮硜鐨勭櫦(f膩)鐢燂紝寰炶€屼繚璀�(h霉)闆绘睜鐨勫畨鍏�銆�