TPS54040DGQR ,3.5V to 42V Input, 0.5A Step-Down Converter with Eco-Mode 10-MSOP-PowerPAD -40 to 150Features 3 DescriptionThe TPS54040 device is a 42-V, 0.5-A, step down1• 3.5-V to 42-V Input Voltage ..
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TPS54060DGQR ,3.5V to 60V Input, 0.5A Step-Down Converter with Eco-Mode 10-MSOP-PowerPAD -40 to 150 SLVS919C–JANUARY 2009–REVISED SEPTEMBER 20155 Pin Configuration and FunctionsDGQ Package10-Pin VSS ..
TPS54060DGQR ,3.5V to 60V Input, 0.5A Step-Down Converter with Eco-Mode 10-MSOP-PowerPAD -40 to 150Maximum RatingsOver operating temperature range (unless otherwise noted).MIN MAX UNITVIN –0.3 65EN ..
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Vros Drain-Source Voltage (Ves = 0) 100 V
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TPS54040DGQ-TPS54040DGQR
3.5V to 42V Input, 0.5A Step-Down Converter with Eco-Mode
Sample & Support & Product Tools & Technical Community Buy Folder Documents Software TPS54040 SLVS918B – MARCH 2009 – REVISED JANUARY 2016 TPS54040 0.5-A, 42-V Step Down DC/DC Converter with Eco-Mode™ 1 Features 3 Description The TPS54040 device is a 42-V, 0.5-A, step down 1• 3.5-V to 42-V Input Voltage Range regulator with an integrated high side MOSFET. • 200-mΩ High-Side MOSFET Current mode control provides simple external • High Efficiency at Light Loads with a Pulse compensation and flexible component selection. A Skipping Eco-Mode™ low ripple pulse skip mode reduces the no load, regulated output supply current to 116μA. Using the • 116-μA Operating Quiescent Current enable pin, shutdown supply current is reduced to 1.3 • 1.3-μA Shutdown Current μA, when the enable pin is low. • 100-kHz to 2.5-MHz Switching Frequency Under voltage lockout is internally set at 2.5 V, but • Synchronizes to External Clock can be increased using the enable pin. The output • Adjustable Slow Start/Sequencing voltage startup ramp is controlled by the slow start pin that can also be configured for • UV and OV Power Good Output sequencing/tracking. An open drain power good • Adjustable UVLO Voltage and Hysteresis signal indicates the output is within 93% to 107% of • 0.8-V Internal Voltage Reference its nominal voltage. • MSOP10 Package With PowerPAD™ A wide switching frequency range allows efficiency • Supported by SwitcherPro™ Software Tool and external component size to be optimized. (http://focus.ti.com/docs/toolsw/folders/print/switch Frequency fold back and thermal shutdown protects erpro.html) the part during an overload condition. The TPS54040 is available in 10-pin thermally 2 Applications enhanced HVSSOP PowerPAD package. • 12-V and 24-V Industrial and Commercial Low (1) Device Information Power Systems PART NUMBER PACKAGE BODY SIZE (NOM) • Aftermarket Auto Accessories: Video, GPS, TPS54040 HVSSOP (10) 3.00 mm x 3.00 mm Entertainment (1) For all available packages, see the orderable addendum at the end of the data sheet. Simplified Schematic Efficiency vs Load Current 100 VIN PWRGD 90 80 TPS54040 70 EN BOOT 60 50 PH 40 SS/TR 30 V = 12 V, I RT/CLK V = 5.0 V, O 20 COMP f = 700 kHz sw VSENSE 10 0 0 0.1 0.2 0.3 0.4 0.5 GND Load Current - A 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 - %
