[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"part:st:FDA903U":3},{"part":4,"mfr":16,"docs":22,"aliases":31,"alts":40,"breadcrumbs":41,"related":47,"more_from_mfr":50},{"id":5,"pn":6,"pn_norm":6,"series":7,"package":7,"lifecycle":8,"summary":9,"params":10,"features":11,"pins":7,"updated_at":12,"category_name":13,"category_name_en":14,"category_path":15},1146,"FDA903U",null,"active","1 x 45 W class D digital input automotive power amplifier with ILoad current monitoring, wide voltage operation range for car audio and telematic",[],[],"2026-10-10T13:01:01.608Z","音频放大器 \u002F 音频","Audio Amplifiers \u002F Audio","analog.audio",{"slug":17,"name_en":18,"name_cn":19,"website":20,"is_domestic":21},"st","STMicroelectronics","意法半导体","https:\u002F\u002Fwww.st.com",false,[23],{"id":5,"filename":24,"title":25,"pages":26,"size_bytes":27,"lang":7,"doc_version":7,"published_at":7,"role":28,"outline_count":29,"thumb":30},"ST-FDA903U.pdf","Datasheet - FDA903U - 1 x 45 W class D digital input automotive power amplifier with ILoad current monitoring, wide voltage operation range for car audio and telematic",80,1437569,"datasheet",193,"\u002Fthumbs\u002F00\u002F3e\u002F003ea32667daaccea0daf2bd2561f0bec164b4ac707013a15bb7efd14402e67a.jpg",[32,35,38],{"alias_norm":33,"kind":34},"FDA903","base",{"alias_norm":36,"kind":37},"FDA903UKBT","order",{"alias_norm":39,"kind":37},"FDA903UKBX",[],[42,46],{"name":43,"name_en":44,"path":45},"信号链","Signal Chain","analog",{"name":13,"name_en":14,"path":15},[48],{"pn_display":49,"pn_norm":49,"package":7,"summary":9},"FDA903D",[51,54,57,60,63,66,68,71,73,75,78],{"pn_display":52,"pn_norm":52,"summary":53},"BC107B","Low noise general purpose audio amplifiers",{"pn_display":55,"pn_norm":55,"summary":56},"A22H165M","High-performance class-G stereo headphone amplifier with I²C",{"pn_display":58,"pn_norm":58,"summary":59},"FDA803U","1 x 45 W class D digital input automotive power amplifier with diagnostics, wide voltage operation range for car audio and telematic",{"pn_display":61,"pn_norm":61,"summary":62},"STA1080","Accordo2 family – Automotive dual core processor for car radio and display audio application",{"pn_display":64,"pn_norm":64,"summary":65},"STA304","Digital audio processor with multichannel DDX™",{"pn_display":67,"pn_norm":67,"summary":65},"STA304A",{"pn_display":69,"pn_norm":69,"summary":70},"STA311B","Multichannel digital audio processor with FFX™",{"pn_display":72,"pn_norm":72,"summary":7},"STA333IS",{"pn_display":74,"pn_norm":74,"summary":7},"STA333ML",{"pn_display":76,"pn_norm":76,"summary":77},"STA530","4x50W stereo BASH® power amplifier",{"pn_display":79,"pn_norm":79,"summary":80},"STA538","2 x 1.3 W class-D amplifier with analog or digital input 2.0 multichannel digital audio processor with FFX"]