MFI337S3959 鏅傞枔锛�2025/6/3 20:16:05 闁辫畝锛�9

MFI337S3959鏄竴娆鹃珮鎬ц兘鐨勫姛鐜嘙OSFET鑺墖锛屼富瑕佺敤浜庨枊闂�(gu膩n)闆绘簮銆侀浕姗�(j墨)椹�(q奴)鍕曞拰DC-DC杞�(zhu菐n)鎻涘櫒绛夐浕鍔涢浕瀛愭噳(y墨ng)鐢ㄣ€傝┎鑺墖閲囩敤浜嗗厛閫�(j矛n)鐨勬簼妲藉紡鎶€琛�(sh霉)瑷�(sh猫)瑷�锛岃兘澶犳彁渚涜純浣庣殑灏�(d菐o)閫氶浕闃诲拰杓冮珮鐨勯浕娴佹壙杓夎兘鍔�銆傚悓鏅�锛屽叾灏佽褰㈠紡绶婃箠锛屼究浜庡湪绌洪枔鍙楅檺鐨勬噳(y墨ng)鐢ㄤ腑浣跨敤銆�
銆€銆€瑭插櫒浠跺叿鏈夊嚭鑹茬殑鐔辨€ц兘鍜岄浕姘ｆ€ц兘锛岃兘澶犲湪楂橀牷姊濅欢涓嬪(sh铆)鐝�(xi脿n)楂樻晥鐨勫姛鐜囪綁(zhu菐n)鎻�銆傛澶�锛孧FI337S3959閭勫叿鍌欏揩閫熼枊闂�(gu膩n)閫熷害鍜屼綆鏌垫サ闆昏嵎鐨勭壒榛�(di菐n)锛屼娇鍏舵垚鐐虹瘈(ji茅)鑳藉瀷瑷�(sh猫)瑷堢殑鐞嗘兂閬告搰銆�

鍙冩暩(sh霉)

椤炲瀷锛歂婧濋亾澧炲挤(qi谩ng)鍨� MOSFET
銆€銆€鏈€澶ф紡婧愰浕澹�(Vds)锛�60V
銆€銆€鏈€澶ф煹婧愰浕澹�(Vgs)锛毬�20V
銆€銆€鎸佺簩(x霉)婕忔サ闆绘祦(Id)锛�40A
銆€銆€灏�(d菐o)閫氶浕闃�(Rds(on))锛�4.5m惟
銆€銆€鏌垫サ闆昏嵎(Qg)锛�38nC
銆€銆€绺介浕瀹�(Ciss)锛�1580pF
銆€銆€闁嬮棞(gu膩n)鏅傞枔锛歵on=14ns, toff=26ns
銆€銆€宸ヤ綔婧害鑼冨湇(Tj)锛�-55鈩冭嚦+175鈩�

鐗规€�

MFI337S3959鐨勬牳蹇冨劒(y艒u)鍕㈠湪浜庡叾瓒呬綆鐨勫皫(d菐o)閫氶浕闃讳互鍙婇珮鏁堢巼鐨勯枊闂�(gu膩n)鎬ц兘銆�
銆€銆€1. 婧濇Ы寮廙OSFET绲�(ji茅)妲�(g貌u)鍎�(y艒u)鍖栦簡鍠綅闈㈢⿳鐨勯浕娴佸瘑搴�锛屽緸鑰岄’钁楅檷浣嶳ds(on)锛屾笡灏戜簡鍌冲皫(d菐o)鎼嶈€�銆�
銆€銆€2. 蹇€熺殑闁嬮棞(gu膩n)閫熷害闄嶄綆浜嗛枊闂�(gu膩n)閬庣▼涓殑鑳介噺鎼嶈€�锛屾彁楂樹簡鏁撮珨鏁堢巼銆�
銆€銆€3. 鍏峰倷绌�(w臎n)鍋ョ殑闆穿鑳藉姏鍜岀煭璺€愬彈鑳藉姏锛屽寮�(qi谩ng)浜嗗櫒浠剁殑鍙潬鎬�銆�
銆€銆€4. 楂樻韩鎿嶄綔鑼冨湇纰轰繚浜嗗叾鍦ㄦサ绔挵(hu谩n)澧冧笅鐨勭┅(w臎n)瀹氭€�銆�
銆€銆€5. 灏忓瀷鍖栧皝瑁濈瘈(ji茅)鐪佷簡PCB绌洪枔锛岄仼鍚堢従(xi脿n)浠ｇ穵婀婂瀷瑷�(sh猫)瑷堥渶姹�銆�

鎳�(y墨ng)鐢�

閫欐鑺墖寤ｆ硾鎳�(y墨ng)鐢ㄤ簬澶氱ó闆诲姏闆诲瓙鍫存櫙锛屽寘鎷絾涓嶉檺浜庯細
銆€銆€1. 闁嬮棞(gu膩n)闆绘簮(SMPS)锛屽绛嗚鏈仼閰嶅櫒銆佸伐妤�(y猫)闆绘簮绛�銆�
銆€銆€2. DC-DC杞�(zhu菐n)鎻涘櫒锛岀敤浜庢苯杌婇浕瀛愬拰閫氫俊瑷�(sh猫)鍌�銆�
銆€銆€3. 闆绘(j墨)椹�(q奴)鍕曢浕璺�锛屼緥濡傛閫�(j矛n)闆绘(j墨)鍜岀劇鍒风洿娴侀浕姗�(j墨)鎺у埗銆�
銆€銆€4. 澶櫧鑳介€嗚畩鍣ㄤ互鍙婂叾浠栭渶瑕侀珮鏁堝姛鐜囩鐞嗙殑绯荤当(t菕ng)銆�
銆€銆€鐢变簬鍏跺挤(qi谩ng)澶х殑闆绘祦铏曠悊鑳藉姏鍜屼綆鍔熻€楃壒鎬�锛孧FI337S3959鐗瑰垾閬╃敤浜庤姹傞珮鏁堢巼銆侀珮婧┅(w臎n)瀹氭€х殑鍫村悎銆�