TPS7B8450QDCYRQ1 鏅傞枔锛�2025/4/25 16:07:57 闁辫畝锛�37

TPS7B8450QDCYRQ1 鏄竴娆剧敱寰峰窞鍎€鍣紙TI锛夌敓鐢�(ch菐n)鐨勯珮鎬ц兘浣庡宸窔鎬х┅(w臎n)澹撳櫒锛圠DO锛�銆傝┎鍣ㄤ欢鍏锋湁瓒呬綆鐨勯潨鎱�(t脿i)闆绘祦鍜岄珮绮惧害杓稿嚭闆诲锛岄潪甯搁仼鍚堥浕姹犱緵闆昏ō(sh猫)鍌欎互鍙婂叾浠栧皪闆绘簮鏁堢巼瑕佹眰杓冮珮鐨勬噳(y墨ng)鐢�銆俆PS7B8450 鏀寔 1.2 V 鑷� 5.5 V 鐨勮几鍏ラ浕澹撹寖鍦�锛屽苟鎻愪緵鍥哄畾鎴栧彲瑾�(di脿o)杓稿嚭闆诲閬搁爡銆傚畠閲囩敤灏忓昂瀵稿皝瑁�锛屾湁鍔╀簬娓涘皯鏁撮珨瑙ｆ焙鏂规鐨勭┖闁撳崰鐢�銆�
銆€銆€TPS7B8450 绯诲垪 LDO 鍦ㄨ矤杓夌灛鎱�(t脿i)闊挎噳(y墨ng)銆侀浕婧愭姂鍒舵瘮锛圥SRR锛夊拰鐔辨€ц兘鏂归潰琛ㄧ従(xi脿n)鍑鸿壊锛岃兘澶犵偤鏁忔劅鐨勬ā鎿浕璺拰 RF 鎳�(y墨ng)鐢ㄦ彁渚涚┅(w臎n)瀹氱殑闆绘簮鏀寔銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�1.2V - 5.5V
銆€銆€杓稿嚭闆诲鑼冨湇锛�0.8V - 3.3V
銆€銆€杓稿嚭闆绘祦锛�50mA
銆€銆€闈滄厠(t脿i)闆绘祦锛�650nA
銆€銆€ dropout voltage锛�150mV@50mA
銆€銆€ PSRR锛�1kHz锛夛細68dB
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆€銆€灏佽椤炲瀷锛歐SON-6 (1.5mm x 2mm)
銆€銆€璨犺級瑾�(di脿o)绡€(ji茅)瑾ゅ樊锛毬�1%
銆€銆€绶氳矾瑾�(di脿o)绡€(ji茅)瑾ゅ樊锛毬�1%

鐗规€�

TPS7B8450 鎻愪緵浜嗘サ浣庣殑闈滄厠(t脿i)闆绘祦锛岄€欎娇寰楀畠鎴愮偤渚挎敎寮忚ō(sh猫)鍌欑殑鐞嗘兂閬告搰銆傚叾瓒呬綆鐨� dropout 闆诲纰轰繚浜嗗湪浣庡杓稿叆姊濅欢涓嬬殑楂樻晥閬嬭銆傚櫒浠跺叿鍌欏嚭鑹茬殑 PSRR 鎬ц兘锛屽彲鏈夋晥鎶戝埗闆绘簮鍣伈锛屽緸鑰岀偤闊抽牷鍜屽皠闋绘噳(y墨ng)鐢ㄦ彁渚涚磾鍑堢殑闆绘簮淇¤櫉銆�
銆€銆€姝ゅ锛孴PS7B8450 閭勫叿鏈夌煭璺繚璀峰拰閬庢韩闂�(gu膩n)鏂峰姛鑳斤紝浠ユ彁楂樼郴绲�(t菕ng)鐨勫彲闈犳€�銆傜敱浜庨噰鐢ㄤ簡 WSON 灏佽锛岃┎鍣ㄤ欢涓嶅儏绡€(ji茅)鐪佺┖闁�锛岄倓澧炲挤浜嗘暎鐔辫兘鍔�锛岄仼鍚堢穵婀婂瀷瑷�(sh猫)瑷堥渶姹�銆�
銆€銆€TPS7B8450 鐨勯珮绮惧害杓稿嚭闆诲鍜屽揩閫熻矤杓夌灛鎱�(t脿i)闊挎噳(y墨ng)鑳藉姏浣垮叾鑳藉婊胯冻鐝�(xi脿n)浠ｉ浕瀛愯ō(sh猫)鍌欎腑灏嶉浕婧愮┅(w臎n)瀹氭€х殑鑻涘埢瑕佹眰銆傚叾鍥哄畾鍜屽彲瑾�(di脿o)杓稿嚭闆诲閬搁爡鐐鸿ō(sh猫)瑷堜汉鍝℃彁渚涗簡鏇村ぇ鐨勯潏娲绘€�銆�

鎳�(y墨ng)鐢�

TPS7B8450 涓昏鐢ㄤ簬闇€瑕侀珮鏁堛€佷綆鍔熻€楅浕婧愮鐞嗙殑鍫村悎銆傚吀鍨嬬殑鎳�(y墨ng)鐢ㄩ牁(l菒ng)鍩熷寘鎷墜鎸佽ō(sh猫)鍌�銆佸彲绌挎埓瑷�(sh猫)鍌�銆佺墿鑱�(li谩n)缍�(w菐ng)锛圛oT锛夌瘈(ji茅)榛�銆侀仩绋嬪偝鎰熷櫒妯″銆佷究鏀滃紡閱�(y墨)鐧傝ō(sh猫)鍌�銆佺劇绶氶€氫俊绯荤当(t菕ng)涓殑 RF 鍓嶇渚涢浕浠ュ強浠讳綍灏嶉浕姹犲＝鍛芥晱鎰熺殑瑷�(sh猫)瑷堛€傛澶�锛岃┎鑺墖涔熼仼鐢ㄤ簬鐐� ADC銆丏AC 鍜屽叾浠栨晱鎰熸ā鎿浕璺彁渚涘共鍑堥浕婧愮殑鎯呮硜銆�