[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"part:ti:TPS54540Q1":3},{"part":4,"mfr":14,"docs":20,"aliases":29,"alts":30,"breadcrumbs":31,"related":32,"more_from_mfr":98},{"id":5,"pn":6,"pn_norm":7,"series":8,"package":8,"lifecycle":9,"summary":10,"params":11,"features":12,"pins":8,"updated_at":13,"category_name":8,"category_name_en":8,"category_path":8},29740,"TPS54540-Q1","TPS54540Q1",null,"active","4.5-V to 42-V Input, 5-A, Step-Down DC-DC Converter With Eco-mode™ datasheet (Rev. B)",[],[],"2026-10-10T14:15:13.177Z",{"slug":15,"name_en":16,"name_cn":17,"website":18,"is_domestic":19},"ti","Texas Instruments","德州仪器","https:\u002F\u002Fwww.ti.com",false,[21],{"id":5,"filename":22,"title":23,"pages":24,"size_bytes":25,"lang":8,"doc_version":8,"published_at":8,"role":26,"outline_count":27,"thumb":28},"TI-TPS54540Q1.pdf","TPS54540-Q1 4.5-V to 42-V Input, 5-A, Step-Down\t DC-DC Converter With Eco-mode™ datasheet (Rev. B)",45,2188591,"datasheet",62,"\u002Fthumbs\u002Fa0\u002Ff7\u002Fa0f7e2f209e2ca5f34954f9f9ec1857731afc77177b4416886d9df31c5ec6752.jpg",[],[],[],[33,36,40,44,47,50,53,56,59,62,65,68,71,74,78,81,84,87,90,94],{"pn_display":34,"pn_norm":34,"package":8,"summary":35},"TPS5450","5-A, Wide Input Range, Step-Down Converter datasheet (Rev. E)",{"pn_display":37,"pn_norm":38,"package":8,"summary":39},"TPS5450-EP","TPS5450EP","5-A, Wide Input Range, Step-Down Swift Converter datasheet",{"pn_display":41,"pn_norm":42,"package":8,"summary":43},"TPS5450-Q1","TPS5450Q1","Automotive 5.5-V to 36-V, 5-A Buck Converter datasheet (Rev. B)",{"pn_display":45,"pn_norm":45,"package":8,"summary":46},"TPS54519","2.95-V to 6-V Input, 5-A Synchronous Step Down SWIFT Converter datasheet (Rev. A)",{"pn_display":48,"pn_norm":48,"package":8,"summary":49},"TPS54521","17V Input, 5A Output, Synchronous Step Down Switcher ﻿With Integrated FET datasheet (Rev. C)",{"pn_display":51,"pn_norm":51,"package":8,"summary":52},"TPS54525","4.5V to 18V Input, 5.5-A Synchronous Step-Down Converter datasheet (Rev. B)",{"pn_display":54,"pn_norm":54,"package":8,"summary":55},"TPS54526","4.5-V to 18-V Input, 5.5-A Synchronous Step-Down Converter with Eco-mode™ datasheet (Rev. D)",{"pn_display":57,"pn_norm":57,"package":8,"summary":58},"TPS54527","4.5-V to 18-V Input, 5-A Synchronous Step-Down Converter datasheet (Rev. D)",{"pn_display":60,"pn_norm":60,"package":8,"summary":61},"TPS54528","4.5 V to 18 V Input, 5-A Synchronous Step-Down Converter with Eco-mode(tm) datasheet (Rev. C)",{"pn_display":63,"pn_norm":63,"package":8,"summary":64},"TPS54531","5-A, 28-V Input,SWIFTStep-Down Converter With Eco-mode datasheet (Rev. B)",{"pn_display":66,"pn_norm":66,"package":8,"summary":67},"TPS54538","TPS54x38 3.8V to 28V, 5A, 4A, 3A, Synchronous Buck Converter With User Selectable Mode and Mitigated Interference and Noise Technology (MINT) datasheet (Rev. C)",{"pn_display":69,"pn_norm":69,"package":8,"summary":70},"TPS54540","4.5-V to 42-V Input, 5 A, Step Down DC-DC Converter with Eco-mode™ datasheet (Rev. B)",{"pn_display":72,"pn_norm":72,"package":8,"summary":73},"TPS54540B","4.5-V to 42-V Input, 5-A step-down dc\u002Fdc converter with Eco-mode™ datasheet",{"pn_display":75,"pn_norm":76,"package":8,"summary":77},"TPS54540B-Q1","TPS54540BQ1","4.5-V to 42-V Input, 5-A, Step-Down DC-DC Converter With Eco-mode™ datasheet",{"pn_display":79,"pn_norm":79,"package":8,"summary":80},"TPS54541","4.5-V to 42-V Input, 5-A Step-Down DC-DC Converter With Soft-Start and Eco-mode™ datasheet (Rev. C)",{"pn_display":82,"pn_norm":82,"package":8,"summary":83},"TPS54550","4.5-V to 20-V Input 6-A Output Synchronous PWM Switcher w\u002FIntegrated FET (SWIFT) datasheet (Rev. A)",{"pn_display":85,"pn_norm":85,"package":8,"summary":86},"TPS54560","4.5 V to 60 V Input, 5 A, Step Down DC-DC Converter with Eco-mode™ datasheet (Rev. C)",{"pn_display":88,"pn_norm":88,"package":8,"summary":89},"TPS54560B","4.5-V to 60-V Input, 5-A step-down dc\u002Fdc converter with Eco-mode™ datasheet",{"pn_display":91,"pn_norm":92,"package":8,"summary":93},"TPS54560B-Q1","TPS54560BQ1","4.5 V to 60 V Input, 5 A, Step Down DC-DC Converter with Eco-mode™ datasheet",{"pn_display":95,"pn_norm":96,"package":8,"summary":97},"TPS54560-Q1","TPS54560Q1","4.5-V to 60-V Input, 5-A, Step-Down DC-DC Converter With Eco-Mode™ datasheet (Rev. A)",[99,102,105,108,111,114,117,120,123,126,128,131],{"pn_display":100,"pn_norm":100,"summary":101},"TPS5430","5.5V 至 36V 输入、3A、500kHz 降压转换器",{"pn_display":103,"pn_norm":103,"summary":104},"TPS5430DDAR","5.5V 至 36V 输入、3A、500kHz 降压转换器（卷带）",{"pn_display":106,"pn_norm":106,"summary":107},"TPS5431","5.5V 至 23V 输入、3A、500kHz 降压转换器",{"pn_display":109,"pn_norm":109,"summary":110},"TLV9064","10MHz 低噪声 RRIO 四路运算放大器",{"pn_display":112,"pn_norm":112,"summary":113},"TLV9062","10MHz 低噪声 RRIO 双路运算放大器",{"pn_display":115,"pn_norm":115,"summary":116},"LM317","1.25V 至 37V 可调、1.5A 三端线性稳压器",{"pn_display":118,"pn_norm":118,"summary":119},"SN65HVD75","3.3V 半双工 RS-485 收发器 20Mbps",{"pn_display":121,"pn_norm":121,"summary":122},"SN65HVD72","3.3V 半双工 RS-485 收发器",{"pn_display":124,"pn_norm":124,"summary":125},"TLV9061","10MHz 低噪声 RRIO 单路运算放大器",{"pn_display":127,"pn_norm":127,"summary":8},"XTR111",{"pn_display":129,"pn_norm":129,"summary":130},"TPS53820","Integrated Step-Down Converter with SVID Interface for Intel® CPU Power Supply datasheet",{"pn_display":132,"pn_norm":132,"summary":133},"TPS53830","Integrated Step-Down Digital Converter for DDR5 On-DIMM Power Supply datasheet"]