- MP27631
MP27631
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MP27631 是一款四通道数字隔离器,可替代应用中的传统光耦合器隔离器。它可以支持高达 150Mbps 的数据速率信号隔离。
它采用电容隔离技术提供高达 5kVRMS 的绝缘电压。与传统的光耦合器隔离器相比,MP27631 提供紧凑型解决方案,具有低功耗和更高的可靠性。
该器件具有 Schmitt 触发器输入以及隔离编码和解码功能,以降低噪声。即使输入信号电源发生故障,默认高故障安全输出可支持固定输出。MP27631 采用宽体 SOICW-16 封装。
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产品特性和优势
- 隔离电压高达 5kVRMS
- 支持 DC 至 150Mbps 数据速率
- 2.5V 至 5.5V 输入电压(VIN)范围
- 绝对 VDD 额定值高达 7.5V
- 共模瞬态抗扰度(CMTI):>±100kV/μs
- 高系统级静电放电(ESD)、电气快速瞬态(EFT)和浪涌抗扰度
- 低辐射
- 13ns 传播延迟,支持 5V 工作
- 超低电源电流
- 带使能(EN)控制的三态输出
- 电压高故障安全输出
- 1.2kV 峰值 VIORM 工作隔离
- -40°C 至 +125°C 宽温度范围
- 采用 SOICW-16 封装
正在供货产品型号
MP27631GY-P MP27631GY-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
MP27631 Resources
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ARTICLE
如何将隔离式电源模块应用于信号隔离技术文章信号传输无处不在。例如在工业应用中,电动汽车 (EV) 充电站和带有可编程逻辑控制器 (PLCs)的自动化系统都可能存在对人体造成危险的高电压(高达几千伏)。这种危险的高电压可能穿过信号线,造成信号干扰,并最终损坏终端电子设备。 让信号和电源通过隔离屏障将有助于解决这个问题。本文将介绍串行外设接口 (SPI) 以及 RS-232、RS-485 和 CAN 接口通信的信号隔离,同时以MPS简单易用的超小尺寸电源模块解决方案MIE1W0505BGLVH为例,说明如何将隔离式电源模块应用于信号隔离。 同时传输电源和信号并确保其隔离对工程师来说是一项挑战,因为隔离对人身安全、系统保护和信号完整性都至关重要。 安全性: 工业机器人、电动汽车充电站或医疗设备等应用都用到了高达千伏的电压水平,而人类只能承受约36V的电压。隔离可以保护用户免受危险的高电压伤害。 系统保护: 隔...
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USE CASE
电源管理用例:智能电表应用案例本用例将介绍 MP5493、MP5042 和 MIE1W0505BGLVH 在智能电表中的应用。 MPS 提供的 MP5493、MP5042 和 MIE1W0505BGLVH 可控制电表中的电涌、电压瞬变和突然断电。 智能电表广泛应用于住宅和商业建筑、能源系统、制造和充电基础设施中,用于测量电力消耗的关键参数。随着能源效率和节能工作的不断加强,设计人员也将节能组件集成到电表中,例如电源管理 IC (PMIC)、稳压器、低功耗微控制器和模拟前端 (AFE) 电路。然而,这些节电组件处理电压波动的能力较低,会影响整体供电的稳定性。MPS 提供的 MP5493、MP5042 和 MIE1W0505BGLVH 则可以控制电表中的电涌、电压瞬变和突然断电。 MP5493 是一款能量备份与管理产品。它结合了一个 DC/DC 变换器和一个支持超级电容充电及升压拓扑的双向 DC/DC 变换器...
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USE CASE
电源管理用例:电动自行车(E-BIKE)应用案例本用例将介绍 MP4581、MP27631、MIE1W0505BGLVH 和 MP5042 在电动自行车设计中的应用。 MPS 的 MP4581、MP27631、MIE1W0505BGLVH 和 MP5042 产品可为电源管理提供战略性解决方案,实现电动自行车系统电池寿命与可靠性的提升。 电动自行车由可充电电池系统、控制器和集成电机组成,高效的电源管理对其而言至关重要。尽管电动自行车通常都会提供额外的动力和各种层级的辅助功能,但骑手仍会有里程焦虑,并对依赖电池电源和组件易受电气干扰等问题普遍感到担忧。MPS 的 MP4581、MP27631、MIE1W0505BGLVH 和 MP5042 产品为电源管理提供了战略性解决方案,能够使电动自行车系统的电池寿命与可靠性得到提升。 MP4581 是一款集成功率 MOSFET 的高效率、超低静态电流 (IQ) 、同步...
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APPLICATION
高压储能应用高压储能系统(ESS)是电网电力的短期替代方案,它让消费者能够避免支付昂贵的峰值电费,或在电力需求较高的时候补充电网电力的不足。这些系统能够解决由于风能和太阳能发电扩张而导致的能源供应与需求之间日益扩大的差距。 MPS 的高性能电池管理系统 (BMS) 能够可靠管理高压 ESS 内的所有电池单元,并在较长的生命周期内提供安全可靠的操作以及高容量。大多数高压 ESS 均由多个电池模块 (BMU) 组成,以根据不同地点的需求,管理并扩展系统。MPS 的电池监控与保护器件可在BMU 中用作综合模拟前端 (AFE),精确测量多达 16 个串联的锂离子电池。而且,这些电池监控器还可堆叠应用于超过 16 个电池的 BMU。 MPS 的双向主动均衡器能为大规模 ESS 应用提供电池单元之间的大电流均衡,这对系统可靠性和使用寿命而言至关重要。MPS 的主动均衡器可最大限度地减少均衡时间和热...
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ARTICLE
MPS的POE交换机电源管理解决方案技术文章越来越多的现代设备开始采用PoE(以太网供电)供电,如IP 电话、无线 AP 和 IP 摄像头。5G时代的客户端设备(CPE)和小型基站也要求PoE供电。 常见的PoE 供电应用如图1所示。 本文将讨论 MPS 为各种交换设备提供的全套 电源管理解决方案 ,包括 PSE、升压、高压降压/反激、大电流降压和 2A 至 3A 降压。 PoE优势明显,它不需要额外的适配器和电源线,通过网线即可同时传输数据并供电。 交换机是一种用于提供PoE电源的常用设备,它通常由 AC 转DC 适配器供电。图 2 显示了 PoE 交换机的电源结构。 适配器分为三种类型,如下所述: 12V适配器: 使用12V适配器供电,需要12V到48V之间的电压来为电源设备(PSE)芯片的输入供电。 48V/53V适配器: 使用48V/53V适配器供电,可以直接为PSE提供48V/53...
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ARTICLE
直流快速充电系统:通过LLC 变压器驱动最大限度提高功率密度技术文章在全世界都致力于实现碳中和的同时,电动汽车 (EV) 也在迅速抢占内燃机汽车的市场份额。 然而,电动汽车存在里程焦虑的问题,用户会担心在不充电的情况下EV能够驾驶多长时间。为了解决这个问题,世界各国的政府都在大力投资EV充电基础设施。 目前在用的EV充电站类型多样,从 1 级/2 级 (L1/L2) 充电站,到可提供高达 400kW 功率的直流快速充电 (DCFC) 站(见图 1)。 EV充电站具体描述如下: 在住宅或工作场所充电,L1/L2就足够了。但对无法长时间充电的用户来说,DCFC 和超级充电站则是必需的,例如长途旅行中的电动汽车,其电池的全部容量都将被利用。 图 2 显示了在全球范围内用于 L1/L2 交流充电站和 DCFC充电站的不同类型连接器。DCFC 很方便,且能够快速补充能量,但其高充电率会比交流充电更快使 EV 电池降级;而L1/L2...
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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
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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