- MPQ27821
MPQ27821
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详情
MPQ27821 是 2 通道至 4 通道数字隔离器系列产品,经优化可替代应用中的传统光耦合器隔离。它支持高达 50Mbps 的数据速率和 5V 或 3.3V 隔离电源。MPQ27821 使用容性隔离技术,支持高达3kVRMS 的绝缘额定电压。与传统的光耦合器隔离器相比,该隔离器具有小尺寸、低功耗和更高的可靠工作性能。
MPQ27821 集成了一个具有最高 200mA 输出和 3kVRMS 隔离性能的隔离式 DC/DC 变换器,为隔离数据端口提供隔离电源。MPQ27811 仍提供Schmitt触发器输入和隔离编码/解码,适合高噪声环境中的高抗扰度应用。高/低可选默认故障安全输出支持应用中的灵活设计。
MPQ27821 采用宽体 SOICW-16 封装。
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产品特性和优势
- 集成隔离电源
- 支持高达 50Mbps 的直流数据速率
- 3kVRMS 隔离
- 4.5V 至 5.5V 输入电压范围
- 可编程 5V 或 3.3V 输出
- 输出功率高达 5V/1W
- 具有可选逻辑高电平(MPQ278xx-H)或低电平(MPQ278xx-L)的默认输出
- 高电磁抗扰度
- 共模瞬态抗扰度:>±100kV/μs
- 16ns 传播延迟
- 具有过载和短路保护的隔离电源
- IEC62368-1、UL1577、VDE0884-11 证书(规划中)
- 采用 SOICW-16 封装
正在供货产品型号
MPQ27821-LP-MGY-3-P MPQ27821-LP-MGY-3-Z
以 P 和 Z 结尾的零件编号是相同的零件。P 和 Z 仅表示卷筒尺寸
P&Z的含义
MPQ27821 Resources
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VIDEO
集成电源的数字隔离器:MPQ278XX 系列视频数字隔离在保护电子系统方面具有非常关键的作用。本视频深入探讨各种隔离技术,包括光隔离、感性隔离和容性隔离,并重点介绍它们各自的独特优势及应用。视频将带您了解 MPS 的 MPQ278xx 系列器件如何利用容性隔离提供强大的保护,如何通过紧凑的设计和集成电源实现全面的系统安全。您将了解 MPQ278xx 数字隔离器的优势;凭借高达 3kV 的隔离电压,该系列器件已成为电动汽车充电和工业自动化等高要求环境的理想选择。视频还将介绍不同隔离方法之间的区别以及它们如何提高电子系统的可靠性和使用寿命。马上观看本视频以了解集成电源和先进隔离技术,并增强您的系统。相关产品详情页: MPQ27811 MPQ27821 MPQ27822 MPQ27831
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APPLICATION
可编程逻辑控制器 (PLC)应用 -
VIDEO
高压变换器栅极驱动:栅极驱动器保护 – 共模瞬态抗扰度 (CMTI)视频共模瞬态抗扰度 (CMTI) 通过防止高频电压组件越过隔离屏障耦合来保护电路。 较低的CMTI 意味着高功率噪声可能会耦合到隔离式栅极驱动器上,从而产生电流环路并在开关栅极处产生电荷,最终导致 CMTI 测试失败。因此,不能满足 CMTI 要求将可能导致严重的电路故障。为保证安全和可靠的性能,高CMTI 对栅极驱动器应用至关重要。MPS的MP188xx 栅极驱动器系列提供高于100kV/µs 的CMTI,可以满足您的设计要求。 产品特性: MP188xx 栅极驱动器系列提供高于 100kV/µs 的 CMTI,可确保在高电压和快速开关条件下的安全操作 高达 5kVRMS的增强型输入/输出通道 重叠保护 可配置的死区时间控制 三种紧凑型封装尺寸SOIC-16NB,SOIC-16WB,和LGA-13封装 相关详细资料 MP18851 MP18831 MP1887...
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PRODUCT CATEGORY
集成电源器件的数字隔离器产品类目 -
MPSCHOLAR
INTRODUCTION TO GATE DRIVERSMPSCHOLARGate drivers are essential components in modern electronics. They are specialized circuits that have the important task of controlling the operation of power switches, such as MOSFETs and IGBTs. Their main purpose is to supply the required drive voltage and current to the gate of these power devices. Figure 1: Gate Drive between Microcontroller and Power Transistor Fundamental Role: Gate drive...
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MPSCHOLAR
THE ROAD AHEAD: PREDICTIONS AND POSSIBILITIESMPSCHOLARThe future of electronics is closely tied to the progress of integration technologies. These advancements go beyond cramming more features into smaller spaces, they involve reshaping the way devices communicate with each other and their users. System-on-Chip (SoC) Evolution: Future SoCs are anticipated to seamlessly incorporate digital isolation into their architecture. This involves implementi...
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MPSCHOLAR
SUSTAINABILITY AND ENVIRONMENTAL CONSIDERATIONSMPSCHOLARIt is becoming increasingly important for the electronics sector to implement environmentally responsible manufacturing procedures as environmental consciousness rises and regulatory demands mount. During the entirety of the product lifespan, these environmentally friendly manufacturing techniques not only contribute to the reduction of the environmental impact, but they also play an important rol...
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MPSCHOLAR
MARKET TRENDS AND DEMANDSMPSCHOLARIn order to maintain a competitive and relevant position in the continually changing environment of industrial technology, it is essential to have a solid awareness of the shifting requirements and to develop solutions that are specific to the industry. These dynamics are influenced by the evolution of technology, market demands, and environmental considerations. Automation and Robotics: The tr...
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MPSCHOLAR
EMERGING TECHNOLOGIES AND MATERIALSMPSCHOLARThe evolution of isolation materials in the electronic design of digital isolators is a field that is characterized by continual innovation, which has led to considerable gains in both performance and reliability. In contemporary electronics, one of the most important areas of focus is the investigation of novel materials and their effects. New Dielectric Materials: Recent developments have bee...
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MPSCHOLAR
INNOVATIONS AND FUTURE TRENDSMPSCHOLAR -
MPSCHOLAR
CASE STUDIESMPSCHOLARReal-world case studies provide valuable insights in the dynamic field of electronic design. These studies, which explore the practical implementation of isolated solutions and the lessons learned from industry applications, offer a wealth of knowledge for engineers of all levels of experience. Industrial Automation Systems: Ford's Michigan Assembly Plant seamlessly integrated digital isolators...
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MPSCHOLAR
OPTIMIZATION FOR EFFICIENCY AND PERFORMANCEMPSCHOLAREfficiency and performance optimization are crucial in electronic system design, particularly in power management for digital isolators. This requires understanding how to optimize power conversion and distribution while managing the delicate balance between performance and power consumption. Switch-Mode Power Supplies (SMPS): SMPS are highly favored for their exceptional power conversion effic...
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MPSCHOLAR
THERMAL MANAGEMENTMPSCHOLAREfficient thermal management is crucial for maintaining the reliability and efficiency of isolated solutions. Having a grasp on the origins of heat and employing strategies to efficiently disperse it are vital aspects of this procedure. Electronic Component Heat Generation: During operation, electronic components are the main source of heat in isolated solutions. Electronic applications commonl...
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MPSCHOLAR
ELECTROMAGNETIC COMPATIBILITY (EMC) AND NOISE MANAGEMENTMPSCHOLARElectromagnetic compatibility (EC) is of utmost importance when it comes to designing and operating electronic devices, such as digital isolators. Ensuring that a device operates smoothly within its electromagnetic environment without causing any disruptive electromagnetic disturbances is crucial. Definition and Components: EMC consists of three main components: emission, susceptibility, and im...
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MPSCHOLAR
RELIABILITY AND SAFETY CONSIDERATIONSMPSCHOLAREnsuring reliability and safety in the realm of digital isolators requires strict adherence to industry standards and regulations. This section offers a comprehensive look at these standards and emphasizes the significance of adhering to them and obtaining certification. Significance of Standards in Isolator Design: Standards play a crucial role in isolator design as they establish the essentia...
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MPSCHOLAR
SELECTING THE RIGHT ISOLATED SOLUTIONMPSCHOLARWhen choosing the appropriate isolated solution, it is crucial to first conduct a comprehensive evaluation of the requirements. This step is essential to ensuring that the selected isolator is a perfect fit for the application's specific needs. Understanding the Application: To start off, it's crucial to fully grasp the operational environment and functional requirements of the application. Whe...
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MPSCHOLAR
CASE STUDIESMPSCHOLARInvaluable insights into practical design scenarios are provided by analyzing real-world applications of digital isolators, featuring best practices and lessons learned in the domain. Guiding the selection process based on specific application needs, comparative studies of digital isolator technologies and designs are crucial for understanding their relative strengths and weaknesses...
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MPSCHOLAR
EVALUATION AND TESTINGMPSCHOLARIn the development of digital isolators, evaluation and testing are critical elements to ensure reliability, performance, and compliance with specifications. Test Equipment: To test digital isolators, the primary instruments are oscilloscopes, spectrum analyzers, signal generators, and network analyzers. These tools play a pivotal role in producing stimuli and calculating the isolator’s respons...
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MPSCHOLAR
APPLICATION-SPECIFIC CONSIDERATIONSMPSCHOLARDue to the harsh conditions and the presence of significant electrical noise, industrial environments pose unique challenges for digital isolators. It is critical to address these challenges to guarantee the efficiency and dependability of industrial systems. Robustness Against Environmental Factors: Extreme temperatures, dust, corrosive substances, and humidity are often involved in industrial...
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MPSCHOLAR
ADVANCED DESIGN TECHNIQUESMPSCHOLARHigh-speed design is critical for applications requiring quick data processing and communication in the domain of digital isolators. Delving into managing signal integrity and overcoming bandwidth limitations, this section explores two pivotal aspects of high-speed design. Criticality of Signal Integrity: Maintaining signal integrity is paramount in high-speed digital isolation design. Signal d...
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MPSCHOLAR
DESIGNING DIGITAL ISOLATORSMPSCHOLARA critical aspect influencing the functionality and reliability of digital isolators is the physical layout within a circuit board. Creating effective digital isolation solutions requires essential elements such as proper placement and routing, along with strategies to avoid crosstalk and interference. Strategic Placement: The performance of digital isolators on a PCB is significantly influence...
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MPSCHOLAR
KEY SPECIFICATIONS AND FEATURESMPSCHOLARImpacting the timing, synchronization, and data throughput of electronic systems, propagation delay stands as a critical specification in digital isolators. Definition: The time it takes for a signal to travel from the input side to the output side of the isolator defines the propagation delay in digital isolators. This delay is present in all forms of analog and digital signal processing and i...
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MPSCHOLAR
WORKING PRINCIPLESMPSCHOLARA crucial technique employed in digital isolation; capacitive coupling utilizes the principles of electrical capacitance to convey signals across an isolation barrier. Basic Principle: Operating on the principle of electric fields, capacitive coupling involves two conductive plates separated by a dielectric (non-conductive) material in its simplest form. Together, these plates make a capacitor....
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MPSCHOLAR
HISTORICAL OVERVIEW OF DIGITAL ISOLATIONMPSCHOLARIn the realm of electrical isolation technology, the progression from optocouplers to digital isolators signifies a substantial evolution. The advancements in semiconductor technology, material science, and the evolving demands of modern electronic systems for higher performance and integration are depicted by this transition. Origins and Functionality: Emerging as a solution to isolate electro...
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MPSCHOLAR
DETAILED STUDY OF DIGITAL ISOLATORSMPSCHOLAR
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