TPS61002 鏅傞枔锛�2025/6/3 13:20:46 闁辫畝锛�9

TPS61002 鏄竴娆鹃珮鏁堝悓姝ュ崌澹撹綁(zhu菐n)鎻涘櫒锛屽皥鐐轰究鏀滃紡鎳夌敤瑷�(sh猫)瑷�銆傝┎鑺墖鍙互灏囪几鍏ラ浕澹撳緸浣庤嚦1.8V鎻愬崌鍒伴爯瑷�(sh猫)鐨勮几鍑洪浕澹�锛屽苟涓旇兘澶犳彁渚涢珮閬�500mA鐨勮几鍑洪浕娴�銆傚畠闆嗘垚浜嗘墍鏈夊繀瑕佺殑鍔熻兘锛屽寘鎷姛鐜嘙OSFET銆佹尟钑╁櫒鍜屾帶鍒堕浕璺�锛屼互绨″寲瑷�(sh猫)瑷堝苟娓涘皯澶栭儴鍏冧欢鐨勬暩(sh霉)閲�銆�
銆€銆€TPS61002 鍏锋湁杓冮珮鐨勬晥鐜囷紝鍦ㄨ紩璨犺級鏅傝嚜鍕曢€插叆鐪侀浕妯″紡浠ヤ繚鎸侀珮鏁堢巼銆傚叾闂�(gu膩n)鏂烽浕娴佹サ浣�锛岄潪甯搁仼鍚堥浕姹犱緵闆昏ō(sh猫)鍌欍€�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�1.8V 鑷� 5.5V
銆€銆€杓稿嚭闆诲鑼冨湇锛�1.8V 鑷� 5.25V锛堝浐瀹氱増鏈級
銆€銆€杓稿嚭闆绘祦锛氶珮閬�500mA
銆€銆€宸ヤ綔闋荤巼锛氱磩750kHz
銆€銆€闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪€肩偤45渭A
銆€銆€闂�(gu膩n)鏂烽浕娴侊細灏忎簬1渭A
銆€銆€灏佽椤炲瀷锛歐SOP-8

鐗规€�

TPS61002 鎻愪緵澶氱ó闂�(gu膩n)閸电壒鎬�锛屼娇鍏堕仼鐢ㄤ簬寤ｆ硾鐨勬噳鐢ㄥ牬鏅細
銆€銆€1. 楂樻晥鍚屾鏁存祦鎶€琛�(sh霉)纰轰繚鍦ㄥ悇绋矤杓夋浠朵笅瀵︾従(xi脿n)楂樻晥鐜�銆�
銆€銆€2. 鍏�(n猫i)閮ㄨ鍎熸笡灏戜簡灏嶅閮ㄥ厓浠剁殑闇€姹傦紝寰炶€岄檷浣庝簡鏁撮珨瑙ｆ焙鏂规鐨勬垚鏈拰寰╅洔鎬�銆�
銆€銆€3. 鑷嫊鑴堟矕闋荤巼瑾�(di脿o)鍒� (PFM) 鍜岃剤瀵(di脿o)鍒� (PWM) 妯″紡鍒囨彌锛屽湪杓曡矤杓夋浠朵笅閫插叆PFM妯″紡浠ユ彁楂樻晥鐜�銆�
銆€銆€4. 妤典綆鐨勯棞(gu膩n)鏂烽浕娴佹湁鍔╀簬寤堕暦闆绘睜澹藉懡銆�
銆€銆€5. 鐭矾淇濊鍜岀啽闂�(gu膩n)鏂蜂繚璀风⒑淇濅簡鍣ㄤ欢鍦ㄧ暟甯告浠朵笅鐨勫畨鍏ㄦ€с€�
銆€銆€6. 灏忓昂瀵稿皝瑁濅究浜庡湪绌洪枔鍙楅檺鐨勮ō(sh猫)瑷堜腑浣跨敤銆�

鎳夌敤

TPS61002 涓昏鎳夌敤浜庝互涓嬮牁(l菒ng)鍩燂細
銆€銆€1. 渚挎敎寮忔秷璨婚闆诲瓙鐢�(ch菐n)鍝�锛屼緥濡傛櫤鑳芥墜姗�銆佸钩鏉块浕鑵︺€佹暩(sh霉)纰肩浉姗熺瓑銆�
銆€銆€2. 鐒＄窔鍌虫劅鍣ㄥ拰鍏朵粬闇€瑕佷綆澹撳崌澹撳埌鏇撮珮闆诲鐨勬噳鐢ㄣ€�
銆€銆€3. 鍙┛鎴磋ō(sh猫)鍌�锛屽鏅鸿兘鎵嬭〃鍜屽仴韬拷韫ゅ櫒銆�
銆€銆€4. 闆绘睜渚涢浕绯荤当(t菕ng)锛屽挨鍏舵槸鍠瘈(ji茅)閶伴浕姹犱緵闆荤殑鐢�(ch菐n)鍝�銆�
銆€銆€5. LED椹�(q奴)鍕曟噳鐢�锛屽彲鐐哄鍊嬩覆鑱�(li谩n)LED鎻愪緵绌�(w臎n)瀹氶浕婧�銆�