Active Part Numbers:
MP6922DN-LF-P MP6922DN-LF-Z MP6922DS-LF-P MP6922DS-LF-Z MP6922DSE-LF-P MP6922DSE-LF-Z
Meaning of P & Z
E-scooters have quickly risen in popularity in metropolitan areas and quickly growing cities. Lightweight, eco-friendly, and convenient, these e-scooters are two-wheeled battery-operated vehicles that integrate an electric motor and a controller that assists with increased propulsion. Of course, safety, performance, and cost are the greatest concerns for customers in any vehicle. In addition, new ...
MP6922 DUAL SR CONTROLLER DEMONSTRATION
This video introduces the product features and benefits of the MP6922 SR controller while demonstrating the efficiency improvement in an LLC Resonant Half Bridge 240W power supply. MP6922 > Synchronous Rectifiers LLC Topology
The worldwide demand for electric bikes (e-bikes) is growing as consumers see e-bikes as an eco-friendly solution to long commutes and rising fuel prices. An e-bike is a bicycle with an integrated electric motor, a battery, and a controller that assists with increased propulsion. New designs — which accommodate shorter recharging times, lighter weights, and higher battery capacity for longer ridin...
Industrial PCs must offer the same performance and capabilities as standard consumer PCs, while also being able to withstand harsh conditions such as vibrations, dust, exposure to high temperature ranges and other materials. These industrial computers are also designed to have a longer life cycle and to lessen the risk of discontinued software or hardware, or legacy features not being supported. T...
PORTABLE POWER TOOLS
Portable power tools offer a wide variety of features to a range of customers from everyday consumers doing small home improvement projects to construction and maintenance professionals. Because of this, portable power tool designs often demand high flexibility and have strict power, safety, and total size requirements. Both cordless and corded power tools must be able to offer high efficiency in ...
3D printers are an increasingly popular tool for industrial and home use. Their ability to print objects, rather than simply images or documents, opens up a world of possibility for the user and a range of challenges for the designer. Accurate, precise motor control is more important than ever in these devices, and speed is a key differentiator for new designs. Consumer expectations are growing fo...
AC/DC power supplies must deliver high-efficiency power conversion for a variety of consumer, industrial, and commercial applications. Power supplies under 450W require ultra-low standby power and high levels of integration to meet the various regulations and requirements of their many applications. Our broad portfolio of solutions includes PFC controllers, LLC controllers, and LLC synchronous re...
IMPROVING EFFICIENCY WITH AN ACTIVE SWITCH ON AN AC BRIDGE
Increasing power conversion efficiency and power density has always been the primary goal for the power supply industry. Over the past decade, there has been phenomenal progress thanks to the development of power devices, topologies, and control schemes. The evolution of super-junction MOSFETs, SiC diodes, as well as the latest GaN FETs, ensure higher switching efficiency at higher frequencies. At...
SMART PLUG REFERENCE DESIGN - MP161 NON-ISOLATED BUCK REGULATOR WITH ESP8266
Nowadays everything is connected. So why not also connect the wall plugs? MPS presents a reference design with the MP161 part that will allow customers to join the IoT market. This is a two boards product, one for the DC/DC converter and the relay and the other for the Wi-Fi module. The configuration is designed to fit into a wall-plug. IoT non-isolated designs This refer...
ADVANCED FUEL GAUGE USE CASE: E-BIKES
This use case examines the application of the MPF42791 in e-bikes. The MPF42791 offers an advanced method for estimating and managing the state-of-charge (SOC) and state-of-health (SOH) of the battery pack as well as individual cells, up to 16 series cells. The e-bike market is experiencing tremendous growth as a mode of transportation for both utility and leisure. Compared to standard bicyc...
ADVANTAGES OF A BATTERY MANAGEMENT FUEL GAUGE SOLUTION
Fuel gauges are key components of battery management systems (BMS), enabling users to track battery pack or cell state-of-charge (SOC), state-of-health (SOH), time-to-empty, and other critical information. MPS’s battery management fuel gauge solutions offer accurate readings and detailed estimates based on device and operating conditions. Additional advantages include: Industry-leading accu...
IMPROVING BATTERY SAFETY WITH THE MP2797
Modern life has become more convenient due to battery-powered applications for electric tools, vacuum cleaners, electric bikes, and outdoor power supplies for camping. As wireless charging continues to be more widely used in applications, lithium battery safety is a growing concern, so designers are looking to develop battery monitoring and protection solutions. A battery pack is made up of multi...
BIPOLAR STEPPER MOTORS (PART II): MICROSTEPPING AND DECAY MODES
In Part I of this series, we covered the bipolar stepper motor’s three control modes as well as its mechanical structure, including dual full-bridge drive. In Part II, we will discuss microstepping and how it controls the dual full-bridge drive. Previously, half-step stepping mode was introduced as a combination of single-phase stepping and full-step stepping to obtain more electrical angle pos...
BIPOLAR STEPPER MOTORS (PART I): CONTROL MODES
In the intelligent era, stepper motors are widely used due to their unique open-loop position control performance. Each device has specific requirements that ensure there is a smooth output torque while the stepper motor rotates. Rotation stability is closely related to the motor’s physical construction as well as its control mode. This article introduces the bipolar stepper motor and discusses i...
SMALLEST ISOLATED LINEAR HALL-EFFECT CURRENT SENSOR: MCS1806
This linear, Hall-effect current sensor delivers 3kVRMS minimum isolation voltage and 500VRMS maximum working voltage. The MCS1806 is designed for a variety of applications requiring high isolation, and is immune to stray fields when in close proximity to other applications such as motors. It is highly integrated, requiring a minimal number of external components and comprising the smallest isolat...
UNDERSTANDING ANGLE POSITION SENSOR RESOLUTION AND BANDWIDTH IN SERVO CONTROL LOOPS
This presentation details the advantages of magnetic angle sensing compared to optical sensing, the differences between Hall-effect and TMR-based solutions, and how to assess resolution accuracy and bandwidth. Learn the impact of error sources, and the importance of calculating real resolution in an application. Next-generation TMR sensor solutions such as the MA600 offer new levels of sensitivity...
HIGH-PRECISION MOTION CONTROL FOR MULTI-AXIS MOTOR SYSTEMS
This video illustrates the precise motion control made possible thanks to MPS’s motor driver solutions. These 2-axis motion control and linear actuator demos feature the MP6570, a three-phase field-oriented control (FOC) motor controller, and the MP6539, a three-phase motor driver with three integrated half-bridge MOSFET pre-drivers. These parts offer flexible parameter configuration, selectable c...
ACCURATE, VERSATILE ANGLE POSITION SENSORS WITH PUSH-BUTTON DETECTION
This compact sensor knob demo displays the accuracy and flexibility of the MagAlpha family of magnetic angular position sensors. These sensors provide revolutionary performance and versatility for a wide variety of applications, including absolute angle detection and HMI buttons and knobs. MagAlpha sensors use MPS’s patented SpinAxisTM Hall measurement technique, which provides instantaneous digit...
TRANSFORMING THE LOW-CARBON ERA WITH MPS'S AC/DC POWER SOLUTIONS (PART II)
To meet the increasingly stringent requirements for environmentally friendly solutions, MPS’s AC/DC power supply products utilize advanced technologies to enhance performance and achieve energy conservation. This article is the second in a two-part series to discuss trend-setting AC/DC solutions. Part I served as an introduction for the carbon-free era and the problems that designers face with tr...
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...
COMPARATIVE STUDY OF PFC TOPOLOGIES: INTERLEAVED BOOST VS. TOTEM-POLE PFC TOPOLOGIES
As more electrically powered devices are connected to the grid, the increased distortion to the electric grid can create problems in the electrical distribution network. To mitigate these issues, power supply designs require advanced power factor correction (PFC) circuitry to meet strict power factor (PF) standards. The most commonly used topology for power factor correction is boost PFC, but the...
VERSAL HBM – FULL POWER MANAGEMENT DEVICE (OPTIMIZED FOR EFFICIENCY)
VERSAL HBM – L DEVICE (OPTIMIZED FOR EFFICIENCY)
ANGLE SENSOR USE CASE: E-BIKE
In this use case, we will examine the application of MagAlpha Angle Sensors in e-bikes. MagAlpha sensors can be used to detect cadence and inform the motor on how much power is needed to assist the cyclist in various scenarios. E-bikes rely on sensors to inform the motor when power is required to assist the cyclist. Cadence sensors measure how quickly the cyclist is pedaling. MagAlpha sensors ...
COMPACT ISOLATED POWER MODULES: THE MID SERIES
MPS’s family of small, isolated power modules is perfect for biasing the digital isolators in RS485, RS232, and CAN communication, as well as other industrial and network applications. Higher channel density in PLC systems means less space per channel, making it critical for solutions to minimize board space. The MID power module family provides a tiny solution that integrates a transformer and a ...
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