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SM72485

Texas Instruments
Part Number SM72485
Manufacturer Texas Instruments
Description Constant On-Time Buck Switching Regulator
Published Aug 22, 2020
Detailed Description Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design SM72485 SNVS...
Datasheet PDF File SM72485 PDF File

SM72485
SM72485

Overview
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design SM72485 SNVS697E – JANUARY 2011 – REVISED DECEMBER 2016 SM72485 100-V, 150-mA Constant On-Time Buck Switching Regulator 1 Features •1 Operating Input Voltage: 6 V to 95 V • Integrated 100-V, N-Channel Buck Switch • Internal Start-Up Regulator • No Loop Compensation Required • Ultra-Fast Transient Response • On-time Varies Inversely With Input Voltage • Operating Frequency Remains Constant With Varying Line Voltage and Load Current • Adjustable Output Voltage From 2.
5 V • Highly Efficient Operation • Precision Internal Reference • Low Bias Current • Intelligent Current Limit • Thermal Shutdown • Package – VSSOP (3 mm × 3 mm) – WSON (4 mm × 4 mm) 2 Applications • PV Panel Smart Junction Boxes • Nonisolated Telecommunication Buck Regulator • Secondary High Voltage Post Regulator • 42-V Automotive Systems 3 Description The SM72485 step-down switching regulator features all of the f...


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