LT1618EDD 鏅�(sh铆)闁擄細2025/4/28 20:58:00 闁辫畝锛�37

LT1618 鏄� Linear Technology锛堢従(xi脿n)鐐� Analog Devices锛夌敓鐢�(ch菐n)鐨勪竴娆鹃珮鏁堢巼銆佸悓姝ラ檷澹撳瀷 DC/DC 杞�(zhu菐n)鎻涘櫒銆傚畠鑳藉鎻愪緵楂橀仈(d谩) 3A 鐨勬寔绾�(x霉)杓稿嚭闆绘祦锛屾敮鎸佽純瀵殑杓稿叆闆诲鑼冨湇锛屽苟涓斿叿鍌欏揩閫熺灛鎱�(t脿i)闊挎噳(y墨ng)鍜屼綆绱嬫尝鐗规€�銆傝┎鑺墖闆嗘垚浜嗛珮绔拰浣庣鍔熺巼 MOSFET锛屽緸鑰屾笡灏戜簡澶栭儴鍏冧欢鏁�(sh霉)閲忓苟绨″寲浜嗚ō(sh猫)瑷�(j矛)閬庣▼銆�
銆€銆€LT1618 鐗瑰垾閬╃敤浜庨渶瑕侀珮鏁堣兘銆佸皬灏哄瑙ｆ焙鏂规鐨勬噳(y墨ng)鐢ㄥ牬鍚堬紝渚嬪渚挎敎寮忚ō(sh猫)鍌�銆佸伐妤�(y猫)鎺у埗浠ュ強閫氫俊绯荤当(t菕ng)绛夈€�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�4.5V 鑷� 20V
銆€銆€杓稿嚭闆诲鑼冨湇锛�0.8V 鑷� 19V
銆€銆€鏈€澶ц几鍑洪浕娴侊細3A
銆€銆€闁嬮棞(gu膩n)闋荤巼锛氬彲瑾�(di脿o)锛岃寖鍦嶇偤 200kHz 鑷� 750kHz
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� 125掳C
銆€銆€灏佽褰㈠紡锛�16 寮曡叧 DFN 灏佽 (3mm x 3mm x 0.75mm) 鍜� TSSOP 灏佽

鐗规€�

1. 闆嗘垚楂樼鍜屼綆绔姛鐜� MOSFET锛岀劇闇€澶栫疆椹�(q奴)鍕�(d貌ng)闆昏矾锛岀啊鍖栦簡瑷�(sh猫)瑷�(j矛)娴佺▼銆�
銆€銆€2. 鏀寔鍙法绋嬭粺鍟熷嫊(d貌ng)鍔熻兘锛屾湁鏁堥檺鍒舵氮娑岄浕娴�銆�
銆€銆€3. 鍏峰倷鍏�(n猫i)閮ㄨ(b菙)鍎熷姛鑳�锛屾笡灏戝閮ㄨ(b菙)鍎熷厓浠剁殑闇€姹�銆�
銆€銆€4. 鎻愪緵閬庢祦淇濊(h霉)銆佺煭璺繚璀�(h霉)鍜岀啽闂�(gu膩n)鏂蜂繚璀�(h霉)锛岀⒑淇濈郴绲�(t菕ng)鍙潬鎬с€�
銆€銆€5. 闁嬮棞(gu膩n)闋荤巼鍙(di脿o)锛屽厑瑷辫ō(sh猫)瑷�(j矛)甯劒(y艒u)鍖栨晥鐜囪垏6. 鍦ㄨ紩杓夋浠朵笅锛屽彲浠ラ€�(j矛n)鍏ョ獊鐧�(f膩)妯″紡浠ユ彁楂樻晥鐜�銆�
銆€銆€7. 鏀寔澶栭儴鍚屾鏅�(sh铆)閻樿几鍏�锛屾柟渚垮鐩歌ō(sh猫)瑷�(j矛)鎴栭檷浣� EMI 骞叉摼銆�
銆€銆€8. 鍏�(n猫i)缃簿婧�(zh菙n)鐨� 0.8V 鍙冭€冮浕澹撴簮锛岀⒑淇濊几鍑洪浕澹撶簿搴�銆�

鎳�(y墨ng)鐢�

1. 渚挎敎寮忛浕瀛愯ō(sh猫)鍌�锛屽绛嗚鏈浕鑵�銆佸钩鏉块浕鑵﹀強鏅鸿兘鎵嬫(j墨)鍏呴浕鍣�銆�
銆€銆€2. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栬ō(sh猫)鍌欎腑鐨勯浕婧愭ā濉婏紝鐢ㄤ簬鐐哄井鎺у埗鍣ㄦ垨鍏朵粬浣庡姛鑰楃祫浠朵緵闆�銆�
銆€銆€3. 閫氫俊鍩虹(ch菙)瑷�(sh猫)鏂借ō(sh猫)鍌欙紝渚嬪鍩虹珯闆绘簮杞�(zhu菐n)鎻�銆�
銆€銆€4. 姹借粖闆诲瓙绯荤当(t菕ng)涓潪闂�(gu膩n)閸垫€ц矤(f霉)杓夌殑闆绘簮绠＄悊銆�
銆€銆€5. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勮紨鍔╅浕婧愪緵鎳�(y墨ng)锛屼緥濡傜洠(ji膩n)璀�(h霉)鍎€鎴栬ê鏂峰剙鍣ㄣ€�
銆€銆€6. LED 鐓ф槑椹�(q奴)鍕�(d貌ng)鍣�锛岀壒鍒ユ槸鍦ㄩ渶瑕佹亽瀹氶浕娴佽几鍑虹殑鎳�(y墨ng)鐢ㄤ腑銆�