Active Part Numbers:
Meaning of P & Z
ELECTRONIC SMART LOCKS
Electronic smart locks are increasing in popularity with the rise of IoT and smart homes, as they provide convenience and a sense of security to consumers. Because they are typically battery-powered, energy efficiency to maximize battery life is crucial. The nature of these devices means they must also offer ease-of-use, stable operation, and the ability to withstand wide temperature ranges and ex...
NETWORK-ATTACHED STORAGE (NAS)
Network-attached storage (NAS) is a data storage option that is quickly growing in popularity. A NAS system is a centralized storage server that is connected to a network and able to be accessed by any authorized user within the network. These systems provide convenience and flexibility by being able to be physically stored and maintained on-site, as well as the ability to have their storage scale...
Portable printers are incorporating more features into a small, lightweight packages. New designs are expected to include easier wireless connectivity, support for multiple input types, easy-to-use interfaces, and longer battery runtime. These printers must be able to quickly print high-quality renditions of documents or photos, as well as keep up with energy-saving trends that have increased the ...
THERMAL IMAGING CAMERAS
Thermal imaging cameras sense and display infrared radiation as visible light, and many are designed to withstand extreme conditions such as high heat, dust, and smoke. These devices need to offer high performance and long battery life amid varying environments. Above all, they need to be reliable, as they are used in applications from examining electrical equipment to dangerous first-responder em...
IP NETWORK CAMERAS
IP network cameras are quickly gaining traction over traditional analog security camera networks. Most IP network cameras serve the same function as analog security cameras but do not require local storage capacity and are connected to a users LAN network. Because of this, they are a popular part of smart home systems and security. Ever-growing user expectations and increasing concern about both d...
STEPPER MOTOR DRIVER FROM MPS
MP6501A is an integrated bipolar stepper motor driver with micro-stepping function. It can operate from a supply voltage up to 35V and deliver up to 2.5A motor current. MP6501A > Stepper Motor Driver Solutions
As robotics systems improve with the advances of Industry 4.0, their standards for power, sensing, and control also increase. In this rapidly growing industry, every day is a new opportunity to develop robots that offer better and better flexibility, energy efficiency, and system intelligence. Robots variety of uses have led to smaller, increasingly mobile innovations with highly integrated commun...
Scanners are incorporating more features into new designs, such as wireless and wired connectivity, embedded processing and safety features, and convenient user interfaces. Todays scanners must be able to quickly image high-quality renditions of documents or photos, and energy-saving trends have increased the need for ultra-low standby power and reduced energy consumption. Our cutting-edge soluti...
INKJET & LASER PRINTERS
Inkjet and laser printers are incorporating more and more features into new designs. These printers must be able to quickly print high-quality renditions of documents or photos, as well as keep up with energy-saving trends that have increased the need for ultra-low standby power and reduced energy consumption. Growing customer expectations have put pressure on designers to expand system capabiliti...
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...
Multi-function printers typically offer printing, scanning, copying, and sometimes more features within one consumer device. Both inkjet and laser printers are incorporating more features, easier wireless connectivity, and smoother user interfaces into new designs. These all-in-one printers must be able to quickly print or image high-quality renditions of documents or photos, and energy-saving tre...
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...
WEBINAR ON-DEMAND STEPPER MOTORS AND BACK EMF
In this webinar learn about Electro Motive Force (EMF), it's impact on motion in a stepper motor, how to measure it, and how that measurement can provide feedback about the motion system. Review Presentation
WHY MICROSTEPPING ISN'T AS GOOD AS YOU THINK
Stepper motors are often used for positioning since they are cost-effective, easy to drive, and can be used in open-loop systems — meaning that they do not require position feedback like servo motors. Steppers are used in small industrial machines, such as laser engravers, 3D printers, and office equipment like laser printers. There is a wide array of options when it comes to stepper motors. For ...
MP6500 & MP6600: INTEGRATED BIPOLAR STEPPER MOTOR DRIVERS
The MP6500 and MP6600 are bipolar stepper motor driver ICs. The MP6500 offers 2.5A peak output current and is available in in QFN-24 (5mmx5mm) and TSSOP-28EP packages. The MP6600 offers all of the same features and up to 1.5A of output current in a small QFN-24 (4mmx4mm) package. Beyond the standard integrated indexer logic and two PWM current-regulated H-bridge drivers, these parts provide unique...
STEPPER MOTORS BASICS: TYPES, USES, AND WORKING PRINCIPLES
In this article, we will cover the basics of stepper motors. You will learn about the working principles, construction, control methods, uses, and types of stepper motors, as well as its advantages and disadvantages. A stepper motor is an electric motor whose main feature is that its shaft rotates by performing steps, that is, by moving by a fixed amount of degrees. This feature is obtained tha...
POWER OVER ETHERNET (POE) POWER SUPPLY PROCESS ACROSS IEEE 802.3AF/AT/BT PROTOCOL
Although there are various power supply types, this article will focus on Power over Ethernet (PoE) power supplies. In particular, PoE power supplies where the power sourcing equipment (PSE) supplies power to the powered device (PD) terminal equipment through the network cable. Figure 1 shows common PoE power supply equipment, including the PoE switch as well as power-receiving equipment (e.g. wir...
MAGNETIC ANGLE SENSORS: RESOLUTION EXPLAINED
Because optical encoders are functionally similar, “resolution” is often used as a main characteristic for magnetic encoders (a device providing the angle of a magnet attached to a mechanical shaft, under a digital form). Resolution is a key parameter since it indicates the smallest angle that the sensor is capable of resolving. Unfortunately, when comparing products, users may often be misled, as...
INTEGRATED DRIVERS VS. GATE DRIVERS FOR MOTOR DRIVING
When designing a motor control circuit, it is vital to determine how to deliver the high current required to drive the motor. Designers must choose whether to use monolithic integrated circuits that have internal power devices, or gate driver ICs and discrete external power MOSFETs. This article discusses the advantages and disadvantages of each approach and provides guidance on when to choose eit...
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...
MPS POWER MANAGEMENT SOLUTIONS FOR POWER OVER ETHERNET (POE) SWITCHES
Modern devices are increasingly powered by Power over Ethernet (PoE), such as IP phones, wireless APs, and IP cameras. Customer premise equipment (CPE) and small base stations in the 5G era also require PoE power. Figure 1 shows common applications powered by PoE. This article discusses MPS’s comprehensive suite of power management solutions for a wide range of switches, including PSE, boo...
UNDERSTANDING POWER OVER ETHERNET AND POE CONTROLLERS AND CONVERTERS
This introduction to power over Ethernet (PoE) covers the basics of PoE standards, how PoE structure functions, and how PoE works between the PSE and PD. PoE enables an Ethernet cable to transmit DC power while also transmitting data in parallel to IP terminal devices. PoE power delivery includes two equipment types: Power-sourcing equipment (PSE) or a power provider, and powered devices (PDs) or ...
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...
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...
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