{"id":12781,"date":"2026-10-08T09:38:16","date_gmt":"2026-10-08T01:38:16","guid":{"rendered":"https:\/\/www.wdeerelec.com\/index.php\/product\/%e5%8a%9b%e7%89%b9littelfuse-lq05021rcs4-%e7%b3%bb%e5%88%97-5v-2a-%e5%8f%8d%e5%90%91%e9%98%bb%e6%96%ad%e8%b4%9f%e8%bd%bd%e5%bc%80%e5%85%b3-ic\/"},"modified":"2026-10-08T09:48:05","modified_gmt":"2026-10-08T01:48:05","slug":"%e5%8a%9b%e7%89%b9littelfuse-lq05021rcs4-%e7%b3%bb%e5%88%97-5v-2a-%e5%8f%8d%e5%90%91%e9%98%bb%e6%96%ad%e8%b4%9f%e8%bd%bd%e5%bc%80%e5%85%b3-ic","status":"publish","type":"product","link":"https:\/\/www.wdeerelec.com\/index.php\/product\/%e5%8a%9b%e7%89%b9littelfuse-lq05021rcs4-%e7%b3%bb%e5%88%97-5v-2a-%e5%8f%8d%e5%90%91%e9%98%bb%e6%96%ad%e8%b4%9f%e8%bd%bd%e5%bc%80%e5%85%b3-ic\/","title":{"rendered":"\u529b\u7279Littelfuse LQ05021RCS4 \u7cfb\u5217 5V\/2A \u53cd\u5411\u963b\u65ad\u8d1f\u8f7d\u5f00\u5173 IC"},"content":{"rendered":"

LQ05021RCS4<\/strong>\uff1a5 V, 2 A Ultra Low Consumption Load switch with True Reverse Current Blocking<\/p>\n

\u4ea7\u54c1\u6982\u8ff0<\/h5>\n

LQ05021RCS4 \u662f\u9ad8\u5ea6\u96c6\u6210\u8d1f\u8f7d\u5f00\u5173 IC\uff0c\u5e26\u53cd\u5411\u7535\u6d41\u963b\u65ad\uff08RCB\uff09\u4e0e\u538b\u6446\u7387\u63a7\u5236\uff1b\u4ee5\u8d85\u4f4e\u9608\u503c\u5728 VOUT>VIN \u65f6\u6291\u5236\u53cd\u5411\u7535\u6d41\uff0cRon \u4f4e\u81f3 37m\u03a9\u3001ISD \u4f4e\u81f3 20nA\u3002<\/p>\n

\u4ea7\u54c1\u7279\u70b9<\/h5>\n
    \n
  • \u5bbd\u8f93\u5165 1.5\u20135.5V\uff086Vabs max\uff09<\/li>\n
  • \u53cd\u5411\u7535\u6d41\u963b\u65ad\uff08RCB\uff09<\/li>\n
  • \u8d85\u4f4e IQ<\/li>\n
  • \u8d85\u4f4e ISD\uff1a20nA typ @5.5VIN<\/li>\n
  • \u4f4e Ron\uff1a37m\u03a9 typ<\/li>\n
  • \u6700\u5927\u8f93\u51fa 2A<\/li>\n
  • \u53d7\u63a7 VOUT \u4e0a\u5347\u65f6\u95f4<\/li>\n
  • \u5185\u90e8 EN \u4e0b\u62c9\uff0c\u96c6\u6210\u8f93\u51fa\u653e\u7535<\/li>\n<\/ul>\n
    \u89c4\u683c\u53c2\u6570<\/h5>\n\n\n\n\n\n\n\n\n\n\n\n\n
    \u53c2\u6570\u9879<\/th>\n\u89c4\u683c<\/th>\n<\/tr>\n
    \u8f93\u5165\u7535\u538b\u8303\u56f4 VIN<\/td>\n1.5\u20135.5V\uff086V abs max\uff09<\/td>\n<\/tr>\n
    \u6700\u5927\u8fde\u7eed\u7535\u6d41 IOUT<\/td>\n2A<\/td>\n<\/tr>\n
    \u5bfc\u901a\u7535\u963b Ron<\/td>\n37m\u03a9 typ<\/td>\n<\/tr>\n
    \u9759\u6001\u7535\u6d41 IQ<\/td>\n\u8d85\u4f4e IQ\uff08typ \u8be6\u89c1 datasheet\uff09<\/td>\n<\/tr>\n
    \u5173\u65ad\u7535\u6d41 ISD<\/td>\n20nA typ @5.5VIN<\/td>\n<\/tr>\n
    \u53cd\u5411\u7535\u6d41\u963b\u65ad<\/td>\n\u771f\u53cd\u5411\u7535\u6d41\u963b\u65ad\uff08RCB\uff09\uff0cVOUT>VIN \u65f6\u4ee5\u8d85\u4f4e\u9608\u503c\u6291\u5236\u53cd\u5411\u7535\u6d41<\/td>\n<\/tr>\n
    \u538b\u6446\u7387\u63a7\u5236<\/td>\n\u53d7\u63a7 VOUT \u4e0a\u5347\u65f6\u95f4<\/td>\n<\/tr>\n
    \u96c6\u6210\u529f\u80fd<\/td>\n\u5185\u90e8 EN \u4e0b\u62c9\u7535\u963b\uff0c\u96c6\u6210\u8f93\u51fa\u653e\u7535<\/td>\n<\/tr>\n
    \u5c01\u88c5\u7c7b\u578b<\/td>\n4 \u51f8\u70b9 WLCSP<\/td>\n<\/tr>\n
    \u5c01\u88c5\u5c3a\u5bf8<\/td>\n0.77\u00d70.77\u00d70.46mm<\/td>\n<\/tr>\n<\/table>\n
    \u578b\u53f7\u6e05\u5355<\/h5>\n\n\n\n
    \u8ba2\u8d27\u578b\u53f7<\/th>\n\u8bf4\u660e<\/th>\n<\/tr>\n
    LQ05021RCS4<\/td>\n\u7cfb\u5217\u540d\u5373\u8ba2\u8d27\u578b\u53f7\uff0c\u8be6\u89c1\u5bf9\u5e94 datasheet<\/td>\n<\/tr>\n<\/table>\n
    \u5e94\u7528\u9886\u57df<\/h5>\n
      \n
    • \u53ef\u7a7f\u6234\u8bbe\u5907<\/li>\n
    • \u79fb\u52a8\u8bbe\u5907<\/li>\n
    • IoT \u8bbe\u5907<\/li>\n
    • \u4f4e\u529f\u8017\u5b50\u7cfb\u7edf<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

      5V\/2A \u771f\u53cd\u5411\u7535\u6d41\u963b\u65ad\u8d1f\u8f7d\u5f00\u5173IC\uff0cRon 37m\u03a9\uff0cISD 20nA\uff0c4\u51f8\u70b9WLCSP\u8d85\u5c0f\u5c01\u88c5\uff0c\u7528\u4e8e\u53ef\u7a7f\u6234\/\u79fb\u52a8\/IoT\u4f4e\u529f\u8017\u5b50\u7cfb\u7edf\u3002<\/p>\n","protected":false},"featured_media":12922,"template":"","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"product_brand":[302],"product_cat":[349],"product_tag":[],"class_list":["post-12781","product","type-product","status-publish","has-post-thumbnail","product_brand-littelfuse","product_cat-load-switch-ics","first","instock","shipping-taxable","product-type-simple","entry","content-bg","loop-entry"],"_links":{"self":[{"href":"https:\/\/www.wdeerelec.com\/index.php\/wp-json\/wp\/v2\/product\/12781","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wdeerelec.com\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.wdeerelec.com\/index.php\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wdeerelec.com\/index.php\/wp-json\/wp\/v2\/media\/12922"}],"wp:attachment":[{"href":"https:\/\/www.wdeerelec.com\/index.php\/wp-json\/wp\/v2\/media?parent=12781"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.wdeerelec.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=12781"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.wdeerelec.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=12781"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.wdeerelec.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=12781"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}