TPS5410QDRQ1 TI • Qualified for Automotive Applications • Consumer: Set-top Box, DVD, LCD Displays • Wide Input Voltage Range: 5.5 V to 36 V • Industrial and Car Audio Power Supplies • Battery Chargers, High Power LED Supply • Up to 1-A Continuous (1.2-A Peak) Output Current • 12-V/24-V Distributed Power Systems • High Efficiency up to 95% Enabled by 110-mΩ Integrated MOSFET Switch DESCRIPTION • Wide Output Voltage Range: Adjustable Down As a member of the SWIFT™ family of DC/DC regulators, the TPS5410 is a high-output-current to 1.22 V with 1.5% Initial Accuracy PWM converter that integrates a low resistance high • Internal Compensation Minimizes External side N-channel MOSFET. Included on the substrate Parts Count with the listed features is a high performance voltage • Fixed 500-kHz Switching Frequency for Small error amplifier that provides tight voltage regulation Filter Size accuracy under transient conditions; an undervoltage-lockout circuit to prevent start-up until • Improved Line Regulation and Transient the input voltage reaches 5.5 V; an internally set Response by Input Voltage Feed Forward slow-start circuit to limit inrush currents; and a voltage • System Protected by Over Current Limiting, feed-forward circuit to improve the transient Over Voltage Protection and Thermal response. Using the ENA pin, shutdown supply Shutdown current is reduced to 18 μA typically. Other features include an active high enable, overcurrent limiting, • –40°C to 125°C Operating Junction overvoltage protection and thermal shutdown. To Temperature Range reduce design complexity and external component • Available in Small 8-Pin SOIC Package count, the TPS5410 feedback loop is internally • For SWIFT Documentation, Application Notes compensated. and Design Software, See the TI Website at The TPS5410 device is available in an easy to use www.ti.com/swift 8-pin SOIC package. TI provides evaluation modules and software tools to aid in quickly achieving high-performance power supply designs to meet aggressive equipment development cycles.