TPS54232DR ,3.5V to 28V Input, 2A, 1MHz Step-Down Converter with Eco-mode 8-SOIC -40 to 150Block Diagram... 10Information..... 265 Revision HistoryNOTE: Page numbers for previous revisions m ..
TPS54240DGQ ,3.5V to 42V Input, 2.5A Step-Down Converter with Eco-Mode 10-MSOP-PowerPAD -40 to 125Features 3 DescriptionThe TPS54240 device is a 42-V, 2.5-A, step-down1• 3.5-V to 42-V Input Voltage ..
TPS54240DGQR ,3.5V to 42V Input, 2.5A Step-Down Converter with Eco-Mode 10-MSOP-PowerPAD -40 to 125 SLVSAA6B–APRIL 2010–REVISED NOVEMBER 20145 Pin Configuration and FunctionsDRC PACKAGEDGQ PACKAGE(T ..
TPS54260DGQ ,3.5V to 60V Input, 2.5A Step-Down Converter with Eco-Mode 10-MSOP-PowerPAD -40 to 125 SLVSA86C–MARCH 2010–REVISED MAY 20165 Pin Configuration and FunctionsDGQ PackageDRC Package10-Pin ..
TPS54260DGQR ,3.5V to 60V Input, 2.5A Step-Down Converter with Eco-Mode 10-MSOP-PowerPAD -40 to 125Features 3 DescriptionThe TPS54260 device is a 60-V, 2.5-A, step down1• 3.5-V to 60-V Input Voltage ..
TPS54283PWP ,4.5V to 28V Input, Dual 2A Output, 300kHz Step-Down Converter with Internal Compensation 14-HTSSOP -40 to 85Maximum Ratings are exceeded. Functional operation should be limited to theRecommended DC Operating ..
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TPS54232DR
3.5V to 28V Input, 2A, 1MHz Step-Down Converter with Eco-mode
Sample & Support & Product Tools & Technical Community Buy Folder Documents Software TPS54232 SLVS876D – NOVEMBER 2008 – REVISED NOVEMBER 2014 TPS54232 2-A, 28-V, 1-MHz, Step-Down DC-DC Converter With Eco-Mode™ 1 Features 3 Description The TPS54232 is a 28-V, nonsynchronous buck 1• 3.5-V to 28-V Input Voltage Range converter that integrates a low R high-side DS(on) • Adjustable Output Voltage Down to 0.8 V MOSFET. To increase efficiency at light loads, a • Integrated 80-mΩ High-Side MOSFET Supports pulse-skipping Eco-Mode feature is automatically up to 2-A Continuous Output Current activated. Furthermore, the 1-μA shutdown supply current allows the device to be used in battery- • High Efficiency at Light Loads with a Pulse- powered applications. Current mode control with Skipping Eco-Mode™ internal slope compensation simplifies the external • Fixed 1-MHz Switching Frequency compensation calculations and reduces component • Typical 1-μA Shutdown Quiescent Current count while allowing the use of ceramic output capacitors. A resistor divider programs the hysteresis • Adjustable Slow-Start Limits Inrush Currents of the input undervoltage lockout. An overvoltage • Programmable UVLO Threshold transient protection circuit limits voltage overshoots • Overvoltage Transient Protection during startup and transient conditions. A cycle-by- cycle current limit scheme, frequency fold back, and • Cycle-by-Cycle Current Limit, Frequency Fold thermal shutdown protect the device and the load in Back and Thermal Shutdown Protection the event of an overload condition. The TPS54232 is • Available in 8-Pin SOIC Package available in an 8-pin SOIC package. ® • Supported by WEBENCH Software Tool (1) (http://www.ti.com/lsds/ti/analog/webench/overvie Device Information w.page) PART NUMBER PACKAGE BODY SIZE (NOM) TPS54232 SOIC (8) 4.90 mm x 3.90 mm 2 Applications (1) For all available packages, see the orderable addendum at • Consumer Applications such as Set-Top Boxes, the end of the datasheet. CPE Equipment, LCD Displays, Peripherals, and Battery Chargers • Industrial and Car Audio Power Supplies • 5-V, 12-V, and 24-V Distributed Power Systems 4 Simplified Schematic Efficiency Ren1 EN VIN VIN 100 Ren2 C V = 3.3 V I O 95 TPS54232 V = 5 V I C 90 BOOT BOOT L O 85 V = 12 V I VOUT PH 80 SS C D1 O R O1 COMP 75 V = 15 V I C 1 C 70 SS C 2 VSENSE R 3 65 GND R O2 60 0 0.25 0.5 0.75 1 1.25 1.5 1.75 2 I - Output Current - A O 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. Efficiency - %
