Buck/Boost
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Buck/Boost Content
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ARTICLE
DC/DC CONVERTERS: COMMON TYPES, FUNCTIONALITY, KEY PARAMETERS AND APPLICATIONSARTICLEDC/DC converters are essential components in many electronic systems, responsible for converting one level of direct current (DC) voltage to another. They are used to regulate and stabilize voltage levels in various electronic systems, ensuring that components receive the appropriate designated voltage for optimal performance and safety as depicted in Figure 1. They play a crucial role in multiple...
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ARTICLE
AN INTRODUCTION TO MPS’S BOOST, BUCK, AND BUCK-BOOST CONVERTERSARTICLEConverters are one of the most simplistic and necessary devices in modern electronics. As their name implies, converters are meant to convert a given value to a target value. This functionality is vital for any system where connected devices may not have specifications that perfectly match one another, and they can be implemented in smartphones, smart trackers that can quickly communicate location...
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MPSCHOLAR
BUCK-BOOST CONVERTERSMPSCHOLARThe buck-boost converter is a type of DC-DC converter that can produce an output voltage that is either higher or lower than the input voltage, making it a versatile power conversion topology for various applications in power electronics where input voltage regulation and output voltage requirements may vary. The buck-boost converter operates in two distinct modes: the "buck" mode, where the outp...
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ARTICLE
INTRODUCING THE MP5031: A USB POWER DELIVERY (PD) CONTROLLERARTICLEThe MP5031 is part of the new generation of fast-charging chips, which meet the growing demand for fast-charging technology for mobile phones and devices. This USB power delivery (PD) controller is compatible with USB Type-C 2.0 and USB PD 3.0 specifications, and supports dedicated charging port (DCP) schemes. The MP5031 also supports BC1.2 charging data port (CDP) handshaking. This article discus...
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ARTICLE
PLANNING FOR SUDDEN POWER FAILURES WITH THE MP5515ARTICLEPower failures tend to cause a domino effect of disruptions, resulting in system failures and data loss, as well as damage to servers and equipment. This article describes how to use the MP5515 to protect solid-state drives (SSDs) against sudden power failure. There are three main issues if an SSD experiences a power failure: The MP5515 is an input power conditioning PMIC that provides a compact...
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ARTICLE
FROM COLD CRANK TO LOAD DUMP: A PRIMER ON AUTOMOTIVE TRANSIENTSARTICLEAdvances in automotive technology have dramatically increased the number of sophisticated electronic circuits required to improve driving experience and safety in a typical automotive system. New vehicles provide infotainment systems with high-resolution displays, an enhanced user interface, and numerous connectivity options. Improved safety features include LiDAR for collision avoidance, as well ...
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ARTICLE
HOW INTEGRATION IS ADVANCING INNOVATIONS IN POWER MANAGEMENTARTICLEAs modern devices become smarter and more customizable, consumers are also demanding that they be smaller and more powerful. This has driven demand for technology that can manage thermals with ever-higher power densities as processing power increases. MPS is innovating and creating highly integrated converters and controllers with cutting-edge efficiency and power density. By integrating the entir...
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ARTICLE
SIMPLIFIED USB TYPE-C POWER MANAGEMENT DESIGN FOR PORTABLE DEVICESARTICLEApplications and portable devices with USB Type-C connectors have become increasingly common in recent years. Among their many benefits are their small size, easy-to-use features, and versatility. USB Type-C (also called USB-C) can support multiple protocols, such as USB 3.1, DisplayPort, HDMI, and USB PD. The USB Implementers Forum (USB-IF) released guidelines for USB Type-C called USB Type-C Cab...
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ARTICLE
USB TYPE-C BOOST AND BUCK-BOOST SOLUTIONS FOR PPSARTICLEGenerating USB Type-C (also called USB-C) charging power for multiple peripherals requires a flexible DC/DC converter that can work with a controller to deliver the desired voltage and current capability to the corresponding device. As power density increases — particularly in multiple-power port or hub applications — efficiency becomes paramount, and requires the lowest power loss to ...
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REFERENCE DESIGN
USB-C CHARGE-THRU DONGLE WITH HDMI (VERSION2)REFERENCE DESIGNThe Charge-Through Dongle solution enables connectivity between a USB Type-C Notebook and HDMI Display, legacy USB device and Gigabit Ethernet while also connecting a USB Type-C charging cable. The Charge-Through Dongle solution allows simultaneous HDMI display, Superspeed data transfers, Ethernet connection and charging USB Type-C Notebook. The MPS components on these reference designs are c...
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ARTICLE
MP8859: INTEGRATED DC/DC BUCK-BOOST CONVERTER WITH I2C CONTROLARTICLEThe MP8859 is a synchronous buck-boost converter with four switches. It supports a wide input voltage range from 2.8V to 22V (at currents up to 4A), and an output voltage range from 1V to 20.47V in 10mV steps (at currents of up to 3A). Operating parameters are easily configured through the MP8859’s user-friendly I2C interface — these features make it suitable for USB-powered devices (P...
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