[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"part:st:PM8903A":3},{"part":4,"mfr":19,"docs":25,"aliases":33,"alts":40,"breadcrumbs":41,"related":47,"more_from_mfr":53},{"id":5,"pn":6,"pn_norm":6,"series":7,"package":7,"lifecycle":8,"summary":9,"params":10,"features":14,"pins":7,"updated_at":15,"category_name":16,"category_name_en":17,"category_path":18},2415,"PM8903A",null,"active","3 A step-down monolithic switching regulator",[11],[12,13],"输出电流","3 A",[],"2026-10-10T13:01:01.608Z","DC-DC 转换器","DC-DC Converters","power.dcdc",{"slug":20,"name_en":21,"name_cn":22,"website":23,"is_domestic":24},"st","STMicroelectronics","意法半导体","https:\u002F\u002Fwww.st.com",false,[26],{"id":5,"filename":27,"title":9,"pages":28,"size_bytes":29,"lang":7,"doc_version":7,"published_at":7,"role":30,"outline_count":31,"thumb":32},"ST-PM8903A.pdf",33,2587923,"datasheet",67,"\u002Fthumbs\u002F0e\u002F7e\u002F0e7e2362c657512ec86397a5924f2abe6019f6fad6ed3c3fb6052473b2e06e42.jpg",[34,37],{"alias_norm":35,"kind":36},"PM8903","base",{"alias_norm":38,"kind":39},"PM8903ATR","order",[],[42,46],{"name":43,"name_en":44,"path":45},"电源管理","Power Management","power",{"name":16,"name_en":17,"path":18},[48,49],{"pn_display":35,"pn_norm":35,"package":7,"summary":9},{"pn_display":50,"pn_norm":50,"package":51,"summary":52},"PM8908","QFN20","Monolithic buck converter for DDR memory termination",[54,57,60,63,66,69,71,74,77,80,83,85],{"pn_display":55,"pn_norm":55,"summary":56},"A5972D","Up to 1.5 A step-down switching regulator for automotive",{"pn_display":58,"pn_norm":58,"summary":59},"A5975D","Up to 3 A step-down switching regulator",{"pn_display":61,"pn_norm":61,"summary":62},"A5970AD","Up to 1 A step down-switching regulator for automotive applications",{"pn_display":64,"pn_norm":64,"summary":65},"A5974D","Up to 2.5 A step-down switching regulator for automotive applications",{"pn_display":67,"pn_norm":67,"summary":68},"A5970D","Up to 1 A step-down switching regulator for automotive applications",{"pn_display":70,"pn_norm":70,"summary":56},"A5973AD",{"pn_display":72,"pn_norm":72,"summary":73},"A5973D","Up to 2 A step-down switching regulator for automotive applications",{"pn_display":75,"pn_norm":75,"summary":76},"A5975AD","Up to 2.5 A step-down switching regulator for automotive",{"pn_display":78,"pn_norm":78,"summary":79},"A6902D","Up to 1 A step down switching regulator with adjustable current limit for automotive applications -",{"pn_display":81,"pn_norm":81,"summary":82},"A6985F","Automotive 38 V, 500 mA synchronous step-down switching",{"pn_display":84,"pn_norm":84,"summary":7},"A6986",{"pn_display":86,"pn_norm":86,"summary":7},"A7985A"]