LD1117-2.5 鏅傞枔锛�2025/5/29 15:19:16 闁辫畝锛�14

LD1117-2.5鏄竴娆句綆澹撳樊绶氭€х┅(w臎n)澹撳櫒锛圠DO锛夛紝灞簬STMicroelectronics鐨凩D1117绯诲垪銆傝┎鑺墖鍏锋湁鍥哄畾鐨�2.5V杓稿嚭闆诲锛岄仼鐢ㄤ簬闇€瑕佺┅(w臎n)瀹氶浕婧愮殑鍚勭ó闆诲瓙瑷�(sh猫)鍌�銆�
銆€銆€閫欐绌�(w臎n)澹撳櫒鍏锋湁杓冧綆鐨勫宸壒鎬э紝鑳藉鍦ㄨ几鍏ュ拰杓稿嚭闆诲宸純灏忕殑鎯呮硜涓嬫甯稿伐浣�锛屽緸鑰屾彁楂樻晥鐜囧苟娓涘皯鍔熻€�銆傛澶�锛屽畠閭勫収(n猫i)缃簡澶氱ó淇濊(h霉)鍔熻兘锛屼緥濡傞亷娴佷繚璀�(h霉)銆佺啽闂�(gu膩n)鏂风瓑锛屼互纰轰繚鍏跺湪鍚勭ó宸ユ硜涓嬬殑瀹夊叏閬�(y霉n)琛�銆�

鍙冩暩(sh霉)

椤炲瀷锛氬浐瀹氳几鍑洪浕澹揕DO
銆€銆€杓稿嚭闆诲锛�2.5V
銆€銆€杓稿叆闆诲鑼冨湇锛�2.8V~13.8V
銆€銆€鏈€澶ц几鍑洪浕娴侊細800mA
銆€銆€闈滄厠(t脿i)闆绘祦锛�5mA
銆€銆€澹撳樊锛坉ropout voltage锛夛細1.3V@800mA
銆€銆€灏佽褰㈠紡锛歍O-220, SOT-223

鐗规€�

LD1117-2.5閲囩敤浜嗗厛閫�(j矛n)鐨勮ō(sh猫)瑷堟妧琛�(sh霉)锛屼娇鍏跺叿鍌欎互涓嬩富瑕佺壒榛�(di菐n)锛�
銆€銆€1. 楂樼簿搴﹁几鍑洪浕澹擄細瑭茶姱鐗囪兘澶犳彁渚涢潪甯哥┅(w臎n)瀹氱殑2.5V杓稿嚭闆诲锛岃宸€氬父灏忎簬卤2%銆�
銆€銆€2. 浣庡櫔鑱叉€ц兘锛氱敱浜庢槸绶氭€х┅(w臎n)澹撳櫒锛孡D1117-2.5鍦ㄥ伐浣滄檪鐢�(ch菐n)鐢熺殑闆荤骞叉摼杓冨皬锛岄仼鍚堝皪闆绘簮璩�(zh矛)閲忚姹傝純楂樼殑鎳�(y墨ng)鐢�銆�
銆€銆€3. 鍏�(n猫i)缃繚璀�(h霉)鍔熻兘锛氳姱鐗囧収(n猫i)宓屾湁閬庢祦淇濊(h霉)鍜岀啽闂�(gu膩n)鏂峰姛鑳�锛岄槻姝㈠洜璨�(f霉)杓夐亷澶ф垨鏁ｇ啽涓嶈壇灏�(d菐o)鑷�?li谩n)p澹炪€�
銆€銆€4. 瀵几鍏ラ浕澹撹寖鍦嶏細鍏佽ū杓稿叆闆诲寰�2.8V鍒�13.8V锛岄仼鎳�(y墨ng)涓嶅悓鐨勮几鍏ラ浕婧愭浠�銆�
銆€銆€5. 绨″柈鏄撶敤锛氬彧闇€妤靛皯鐨勫閮ㄥ厓浠跺嵆鍙(g貌u)寤哄畬鏁寸殑绌�(w臎n)澹撻浕璺紝闄嶄綆浜嗚ō(sh猫)瑷堝京(f霉)闆滃害銆�
銆€銆€6. 楂樺彲闈犳€э細缍�(j墨ng)閬庡毚(y谩n)鏍兼脯瑭�锛岃兘鍦ㄥ伐妤�(y猫)绱氭韩搴﹁寖鍦嶅収(n猫i)绌�(w臎n)瀹氬伐浣�銆�

鎳�(y墨ng)鐢�

LD1117-2.5鍥犲叾楂樻€ц兘鍜岀┅(w臎n)瀹氭€�锛屽唬娉涙噳(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)鍝侊細濡傛墜姗�(j墨)鍏呴浕鍣ㄣ€佷究鏀滃紡濯掗珨鎾斁鍣ㄣ€佹暩(sh霉)纰肩浉姗�(j墨)绛�銆�
銆€銆€2. 宸ユキ(y猫)鎺у埗瑷�(sh猫)鍌欙細鐢ㄤ簬鍌虫劅鍣ㄤ緵闆�銆佹暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)涓殑闆绘簮妯″銆�
銆€銆€3. 閫氫俊瑷�(sh猫)鍌欙細鐐哄熀绔欎腑鐨勮紨鍔╅浕璺彁渚涚┅(w臎n)瀹氱殑闆绘簮銆�
銆€銆€4. 閱�(y墨)鐧傚剙鍣細濡傝绯栧剙銆侀珨婧 ▓绛夊皬鍨嬮啱(y墨)鐧傝ō(sh猫)鍌欎腑浣滅偤闆绘簮瑙ｆ焙鏂规銆�
銆€銆€5. 宓屽叆寮忕郴绲�(t菕ng)锛氱偤寰帶鍒跺櫒銆丗PGA绛夋暩(sh霉)瀛楅浕璺彁渚涚簿纰虹殑闆绘簮鏀寔銆�