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学术论文  基于TMS320F2812的永磁同步电动机主轴驱动控制系统的研究.rar

本文的主要工作是设计与开发了用于机床主轴直接驱动的全数字化永磁同步电动机矢量控制系统的软硬件平台，并利用该平台进行了仿真和实验研究，仿真和实验结果验证了该系统设计方案的可行性。首先，详细阐述了坐标变换理论，根据永磁同步电动机的本体结构推导了其在各坐标系下的数学模型，深入研究了永磁同步电动机的矢量控 ...

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通讯/手机编程  VC_DEMO_GPRS

这个是GPRS PC端软件，用于GPRS串口模块测试用。-This is a GPRS PC side software for GPRS serial module test.

https://www.eeworm.com/dl/527/11463.html

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技术书籍  GPRS模块学习书籍

·详细说明：GPRS模块学习书籍-GPRS module study books

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Abstract: A laser module designer can use a fixed resistor, mechanical pot, digital pot, or a digital-to-analogconverter (DAC) to control the laser driver&#39;s modulation and bias currents. The advantages of a programmablemethod (POT or DAC) are that the manufacturing process can be automated and ...

https://www.eeworm.com/dl/571/21185.html

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模拟电子  简单的多输出范围16位DAC设计

&nbsp; Precision 16-bit analog outputs with softwareconfigurableoutput ranges are often needed in industrialprocess control equipment, analytical and scientificinstruments and automatic test equipment. In the past,designing a universal output module was a daunting taskand the cost and PCB real e ...

https://www.eeworm.com/dl/571/21293.html

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电源技术  双通道8A DCDC uModule稳压器能够容易地通过并联来提供16A电流

LTM®4616 是一款雙路輸入、雙路輸出 DC/DC μModule™ 穩壓器，采用 15mm x 15mm x 2.8mm LGA 表面貼裝型封裝。由於開關控制器、MOSFET、電感器和其他支持元件均被集成在纖巧型封裝之內，因此只需少量的外部元件。

https://www.eeworm.com/dl/505/22728.html

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电源技术  用于汽车无线电和信息娱乐系统的8V开关电源

Abstract: This application note illustrates an intermediate 8V switching power supply for an automotive radio and infotainment system.The design withstands the complete automotive input voltage range (including cold crank and load dump conditions), assuring a stable8V supply for common subsystems ...

https://www.eeworm.com/dl/505/23199.html

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电源技术  GPON系统的APD偏置解决方案

&nbsp; Avalanche photo diode (APD) receiver modules arewidely used in fi ber optic communication systems. AnAPD module contains the APD and a signal conditioningamplifi er, but is not completely self contained. It stillrequires signifi cant support circuitry including a highvoltage, low noise po ...

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电源技术  DN445微型模块LED驱动器

&nbsp; Once relegated to the hinterlands of low cost indicatorlights, the LED is again in the spotlight of the lightingworld. LED lighting is now ubiquitous, from car headlightsto USB-powered lava lamps. Car headlights exemplifyapplications that capitalize on the LED&rsquo;s clear advantages&mda ...

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电源技术  雪崩光电二极管的偏置电压和电流检测电路

&nbsp; Avalanche photodiodes (APDs) are widely utilized in laserbased fiberoptic systems to convert optical data intoelectrical form. The APD is usually packaged with a signalconditioning amplifier in a small module. An APD receivermodule and attendant circuitry appears in Figure 1. TheAPD modul ...

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