Consumer Battery Chargers
Consumer Battery Chargers Content
MPS’s cost-effective, highly integrated and efficient solutions provide all you need to power the next generation of consumer battery chargers that will exceed customer expectations.
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MEZS7-1S-4SPDPOWERBANK REFERENCE DESIGN
The MEZS7-1S-4SPDPowerBank is a solution module for PD applications with the MP2651 and CCG3PA, supporting PD3.0 and BC1.2 protocols. The MP2651 is a buck-boost charger designed for battery packs with 1 cell to 4 cells in series. The device supplies a wide 3V to 21V voltage range at the IN pin in source mode. It is compliant with USB PD specifications. The CCG3PA is a Cypress PD controller that ha...
HOW TO DESIGN A BATTERY MANAGEMENT SYSTEM (BMS)
Battery-powered applications have become commonplace over the last decade, and such devices require a certain level of protection to ensure safe usage. The battery management system (BMS) monitors the battery and possible fault conditions, preventing the battery from situations in which it can degrade, fade in capacity, or even potentially harm the user or surrounding environment. It is also the r...
DETERMINING ACCURATE STATE OF CHARGE WITH THE MPF4279X SERIES (PART II)
When designing a battery management system (BMS), designers can face challenges when obtaining an accurate estimate of the battery’s state-of-charge (SoC), which is the level of a charge a battery has in relation to its capacity. This article is the second of a two-part series discussing SoC estimations. Part I explored the complex application of battery conditions in SoC estimation, as well one ...
DETERMINING ACCURATE STATE OF CHARGE WITH THE MPF4279X SERIES (PART I)
With the dramatic improvement in battery performance, applications are increasingly utilizing battery packs to provide energy. In the battery management system (BMS), designers face the challenge of accurately estimating the battery’s state-of-charge (SoC), which is the level of charge a battery has in relation to its capacity. SoC is commonly represented as a percentage between 0% and 100%. A ba...
PHOTOVOLTAIC CHARGING SOLUTION WITH MP2731
For the 2022 Beijing Winter Olympics, all Olympic venues used green electricity to promote the goal for carbon neutrality. Green electricity mainly comes from solar photovoltaic and wind power generation. Utilizing more renewable photovoltaic energy is an effective approach to reach the greenhouse gas pollution target by 2030. Photovoltaic cells have many subdivisions of applications, including...
MEZS7-1S-4SPDCHARGER REFERENCE DESIGN
The MEZS7-1S-4SPDCharger is a solution module for PD applications with the MP2760 and CCG3PA, supporting PD3.0 and BC1.2 protocols. The MP2760 is a buck-boost charger designed for battery packs with 1 cell to 4 cells in series. The device supplies a wide 3V to 21V voltage range at the IN pin in source mode. This is compliant to the USB PD specifications. The CCG3PA is a Cypress PD controller that ...
ELEVATING HIGH-DENSITY ADAPTER DESIGNS WITH INTEGRATED CAPACITIVE ISOLATION
The demand for fast charging has driven the unprecedented evolution of high-density adapters. In practical adapter designs, there are countless implementations of new switching power devices, topologies, and control schemes. With the introduction of these cutting-edge technologies, the power density of adapter products has significantly increased. 1W/cm3 is becoming the common density for high-de...
BATTERY CHARGER FUNDAMENTALS
Li-ion battery charger ICs are devices that regulate battery charging current and voltage, and are commonly used for portable devices, such as cellphones, laptops, and tablets. Compared to other battery chemistries, Li-ion batteries have one of the highest energy densities, provide a higher voltage per cell, can tolerate higher currents, and do not have to be trickle charged when the battery is fu...
DEVELOPING A MULTI-PORT FAST-CHARGE SOLUTION WITH THE HR1211
The HR1211 is an integrated, multi-mode PFC and current mode LLC controller solution that was designed to meet the power requirements of the fast-charge adapter market. To achieve a simplified peripheral circuit, the HR1211 integrates a high-voltage current source, a safety-certified X-capacitor discharge circuit, and high-voltage drive circuits for PFC and LLC. In addition, a capacitor resistor i...
MPX2002: ALL-IN-ONE FLYBACK CONTROLLER WITH INTEGRATED PRIMARY-SIDE AND SECONDARY-SIDE CONTROL
The MPX2002 flyback controller incorporates a flyback driver circuit, a synchronous rectifier, safety-compliance isolated feedback, and a high-voltage reference in a single chip. It enables highly efficient power conversion and more reliable, efficient isolation in critical applications such as AC/DC adapters, offline battery chargers, and high-current power supplies. Features Reduces board sp...
MP2629: UNBOXING AND GETTING STARTED
Our engineers walk you through unboxing and getting started with the evaluation kit for the MP2629, a buck charger IC with NVDC and an I2C interface. The EV2629-QC-00A evaluation board provides the ability to test and configure following features: 3.7V to 5.8V operating input voltage NVDC power path with 4.5A charge current Adjustable 4.8V to 5.5V output voltage Configurable charging paramet...
AUDIBLE POWER SUPPLY NOISE
The design requirements of today’s switching power supplies are driven by efficiency requirements not only at full load, but also under sleep mode or no-load conditions when the cable is disconnected. Power system integrators have to meet new regulations from agencies such as Energy Star, 80 Plus, and the European Commission’s CoC, regardless of the power supply’s load condition....
HIGH-POWER MPS SOLUTION FOR 3KW AC/DC PFC TOTEM-POLE SOLUTION
See how MPS high-power solutions, including drivers and the digital controller for a totem-pole PFC design, apply to an AC power supply.
OPTIMIZING THE DESIGN OF A FLYBACK CONVERTER FOR POE
Learn about the key components for designing a flyback converter for PoE.
HIGHLY INTEGRATED BATTERY CHARGER IC USE CASE: BATTERY BACKUP SYSTEMS
In this use case, well consider the application of fully integrated switching charger ICs in battery backup systems. Battery backup systems used in applications such as solar-powered outdoor cameras, lighting, and small cell systems like 4G/5G access points need multi-cell battery chargers for power. The traditional solution for multi-cell battery chargers is composed of several discrete power ...
LIVE DIGITAL SOLUTIONS FOR EFFICIENT POWER SUPPLY DESIGNS (PART II)
Before continuing to this article, make sure to read Live Digital Solutions for Efficient Power Supply Designs (Part I). MPS’s HR121x family of products are rich in digital and analog functions. These PFC + LLC combo controllers are highly integrated, and offer reduced power consumption that makes them well suited for standby power applications. They can work in either discontinuous conduct...
OFFLINE 600W BATTERY CHARGER
The EVHR1211-Y-00B is an evaluation board for lithium-ion batteries, which are typically used in e-mobility and uninterruptible power supply (UPS) applications. The EVB can also be used as a general power supply unit. The device regulates the output voltage to 58.8V if there is not a battery present. This solution is based on a PFC + LLC combo controller from a single integrated circuit (the HR121...
LIVE DIGITAL SOLUTIONS FOR EFFICIENT POWER SUPPLY DESIGNS (PART I)
With the continued rapid development of various electronic products, high-efficiency power supply design requirements are continually evolving. The high-efficiency conversion circuits defined in textbooks can no longer meet the actual needs of the market, because achieving high efficiency under rated operating conditions is just one of the requirements. A truly competitive power supply design must...
BATTERY CHARGER WITH MPPT REFERENCE DESIGN
MPS works closely with Qualcomm to create power solutions for their IoT products supporting 802.11a/b/g and 802.15.4 standards The MPS components on these reference designs are carefully selected to meet price and performance objectives of these designs. Please contact your regional MPS contact or use the displayed link below for assistance
MPS works closely with Qualcomm to create power solutions for all their WiFi products supporting 802.11ax including WiFi6 standards with 2.4GHz/5GHz/6GHz bands The MPS components on these reference designs are carefully selected to meet price and performance objectives of these designs. Please contact your regional MPS contact or use the displayed link below for assistance
APEC 2020 ACDC FLYBACK DEMO
Compact adapter solutions are integral to efficient power management. This video provides an overview of MPS's AC/DC flyback and SR products. ACDC Flyback Solutions
HIGHLY INTEGRATED BATTERY-CHARGING SOLUTION WITH INNOVATIVE POWER PATH MANAGEMENT
To achieve compact design for battery-powered devices, the battery is usually not removable and the capacity is limited by the space reserved for the battery. As a result, the operation time of the device is a major concern as devices are built with more and more power-consuming functions. To improve the portability of battery-powered devices, another auxiliary charging device with greater battery...
Multi-Terrain EV showcasing MPS fully-integrated battery management system solution: compact PCB, 8s/16s battery packs, accurate monitoring, high power, long runtime. Battery Management Solutions
DC FAST CHARGING STATION
DC fast charging stations are becoming more common with the increased adoption of electric vehicles. Charging stations are a vital part of the infrastructure along major highways and populated suburbs, ensuring that electric vehicles have a place to charge during long-distance travel and day-to-day driving. These systems are often comprised of multiple 25kW to 75kW modules to create fast charging ...
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