TPS5410-Q1

TPS5410-Q1 SLVSA23A – SEPTEMBER 2009 – REVISED JANUARY 2024 TPS5410-Q1 1A, Wide Input Range, Step-Down Swift™ Converter 1 Features Qualified for automotive applications Wide input voltage range: 5.5V to 36V Up to 1A continuous (1.2A peak) output current High efficiency up to 95% enabled by 110mΩ integrated MOSFET switch Wide output voltage range: adjustable down to 1.22V with 1.5% initial accuracy Internal compensation minimizes external parts count Fixed 500kHz switching frequency for small filter size Improved line regulation and transient response by input voltage feed forward System protected by over current limiting, over voltage protection and thermal shutdown –40°C to 125°C operating junction temperature range Available in small 8-pin SOIC package For SWIFT documentation, application notes and design software, see the TI website at www.ti.com/ swift 2 Applications Consumer: set-top box, DVD, LCD displays Industrial and car audio power supplies Battery chargers, high power LED supply 12V/24V distributed power systems 3 Description As a member of the SWIFT™ family of DC/DC regulators, the TPS5410 is a high-output-current PWM converter that integrates a low resistance high side N-channel MOSFET. Included on the substrate with the listed features is a high performance voltage error amplifier that provides tight voltage regulation accuracy under transient conditions; an undervoltage-lockout circuit to prevent start-up until the input voltag...