电源设计应用
常用词汇的高速数据转换器条款-Glossary of Fre
Abstract: The glossary provides a detailed description of AC performance terms related to high-speed data converters such as ADCs and DACs. It also gives some insight into the test conditions these parameters are specified for. ...
2009-05-08 863
运算放大器关键术语
摘要：本术语表收集了运算放大器的术语和规格参数，为设计人员提供一个简便的参考指南。 本文介绍了在运算放大器(op amp)数据资料的Electrical Characteristics表格中列出...
2009-05-08 504
Low-Power 3V ADC is 0.05％ Line
Abstract: This application note describes using a microcontroller (µC) with integrated digital-to-analog converter (DAC) and comparitors to create a low cost ADC that is 0.05% linear. The simple 3V analog-to-digital...
2009-05-08 1066
Low-Cost Sample/Hold Includes
Properly connected, a quad-SPDT analog switch and op amp (Figure 1 form a sample/hold circuit. The circuit economizes during operation by switching the op amp from input to output, thereby buffering the input (VIN) during sample mode and b...
2009-05-08 1550
Current-Limit Switch Is Digita
Abstract: Current-limit switches are virtually ubiquitous in system controls. They provide a safe means for regulating the current delivered to a load circuit. The switches allow the load current to increase to a programmed limit but no hi...
2009-05-08 3360
Two ICs Convert 4-20mA Signal
Abstract: This design idea describes a simple circuit that converts a 4-20mA signal to a 0V to 5V analog voltage ideal for conversion to digital with an analog-to-digital converter (ADC). The 4mA level from the transducer produces a 0V out...
2009-05-08 1456
理解集成的ADC-Understanding Integra
Abstract: Integrating analog-to-digital converters (ADCs) provide high resolution analog-to-digital conversions, with good noise rejection. These ADCs are ideal for digitizing low bandwidth signals, and are used in applications such as dig...
2009-05-08 1329
如何解释DS1852温度和电压读-How to Interp
Abstract: The DS1852 is a digital potentiometer with five analog inputs that can be used in conjunction with the potentiometers to gather feedback information about an analog system, as well as provide analog control functions. Its intende...
2009-05-08 953
介绍DS1847用于工业控制-Introduction of
Abstract: This application note introduces the DS1847 and DS1848, dual digital temperature-controlled variable resistors, to the industrial controls market. By temperature compensating the resistors, the resistors can either remain at a sp...
2009-05-08 1148
再生的DS1847/DS1848电阻校准常数-Regener
Abstract: The purpose of this application note is to show how the DS1847/48 digital resistor calibration constants can be regenerated. This application note assumes that the reader is familiar with the Programming the Lookup Table section ...
2009-05-08 1118
温度监测使用MAX1253/54和MAX1153/54-Te
Abstract: The MAX1253/54 and MAX1153/54 system monitors are a low cost solution for monitoring multiple temperatures in a system. This application note explains how to measure temperature using remote sensing diodes in single-ended or diff...
2009-05-08 1067
电路实现基于PC的电压测量-Circuit Enables
Abstract: In its simplest form, the PC voltmeter consists of a 4-channel, 10-bit A/D converter (IC2) with a few passive components, connected to the PC printer port via a 25-pin male D-type connector. In its simplest form...
2009-05-08 584
高频电源模块的驱动电路的设计与研究
1、驱动电路的基本要求 一个理想的IGBT驱动电路应具有以下基本性能： (1)动态驱动能力强，能为IGBT栅极提供具有陡峭前后沿的驱动电压脉冲； (2)IGBT...
2009-05-07 1313
PLC在可控硅直流调速系统中的应用设计
可控硅直流调速系统控制的发展，经历了分立元件和集成运放两代模拟控制电路，最终由PLC数字程控所代替。前两种在实践应用时，普遍存在由于设计问题...
2009-05-07 1275
采用DSP的电源控制系统的软硬件开发
1 引言 随着现代电力电子技术的不断进步和信息技术的发展，逆变电源越来越广泛的应用于通讯、航海、航空、医疗、军事等诸多领域，同时用户对...
2009-05-07 1344
电路实现基于PC的电压测量-Circuit Enables
Abstract: In its simplest form, the PC voltmeter consists of a 4-channel, 10-bit A/D converter (IC2) with a few passive components, connected to the PC printer port via a 25-pin male D-type connector. In its simplest form...
2009-05-07 793
Simple Methods Reduce Input Ri
Abstract: Charge pumps are a form of DC-DC converter that rely on capacitors instead of inductors for energy storage and transfer. The absence of inductors makes them attractive in situations requiring a low-power auxiliary supply (output ...
2009-05-07 2105
Smart IC Maintains Uniform Bia
Abstract: A current sensor that monitors the drain-source current (IDS) at the source of the MESFET and provides feedback to the gate input overcoming the drawbacks of gate-turn-on threshold voltage variations for gallium-arsenide metal-se...
2009-05-07 1340
热电偶预放大器-Thermocouple Pre Amp
Abstract: Using a preamp to increase the output magnitude of a J-type thermocoupler. The simple circuit provides compensation over temperature as well as calibration capability. The MAX430 is operated at a gain of 191 to ...
2009-05-07 1506
可选范围电流环-Selectable-Range Curre
Abstract: This article shows an example of implementing a 4-20mA or 0-20mA current-loop output using a voltage output digital-to-analog converter (DAC) and a V to I converter. Current-loop signals, as opposed to voltage s...
2009-05-07 1167
采用简单的稳压电路为高边电流监测器提供恒定电压
摘要：在典型的光电二极管电流监测应用中，电流监测器和雪崩光电二极管(APD)之间的压降随温度和电流而变化，由此改变了总增益。本应用笔记介绍了一种利用稳压电路保持电流检...
2009-05-07 564
电流限制电路的降压稳压器-Current-Limit Cir
Abstract: This article demonstrates how to achieve current limit for the MAX1692 PWM step-down regulator by using a MAX4173H current-sense amplifier. Additional Information: Quick View Data Sheet for the MAX16...
2009-05-07 1333
A Compact, Isolated Power Supp
Abstract: This application notes describes a compact isolated switch-mode power supply that is capable of providing a 7A 3.3V output from a 40VDC–60VDC input at an efficiency of 83%–90%. The converter employs a MAX5052A current-mode PW...
2009-05-07 1490
建立一个电荷泵的超低静态电流（静态）-Build a Cha
Abstract: Combining low-on-resistance analog switches with a reference and ultra-low quiescent current comparator produces a discrete-component regulated charge pump that delivers 10mA, with only 7uA of quiescent current (Iq). ...
2009-05-07 1143
Bias Supply Powers Low-Power G
Abstract: A high-voltage bias supply for a Geiger-Mueller tube features small size and low power consumption. Many portable radiation monitors include a Geiger-Mueller tube, a simple, two-terminal, gas-filled detector tha...
2009-05-07 2717
单电源运算放大器的设计考虑
摘要：为了减小产品尺寸、降低成本、延长电池寿命、提高电池供电系统的性能，设计人员加快了低电压、单电源系统的开发、应用趋势。这种趋势对消费者是有益的，但却使得为...
2009-05-07 1647
Inexpensive Peak Detector Feat
Abstract: This circuit, which uses a digital potentiometer (pot) and a comparator, features droopless operation that is not normally associated with peak detectors that have traditionally used rectifiers and sample-and-holds (S/H). ...
2009-05-07 1264
AC耦合放大器无需直流偏置-AC-Coupled Ampli
Abstract: Unity gain op amp buffers capacitive transducer and other high-impedance signal sources without the need for bias resistors. Capacitive transducers and other high-impedance signal sources usually require AC coup...
2009-05-07 2046
运算放大器的输入-Operational Amplifier
Abstract: When does input bias current become a concern? Which architecture offers the lowest offset voltage? This application note introduces common op-amp input structures with their associated design advantages and challenges. ...
2009-05-07 1950
编辑推荐厂商产品技术软件/工具OS/语言教程专题
| 电机控制 | DSP | 氮化镓 | 功率放大器 | ChatGPT | 自动驾驶 | TI | 瑞萨电子 |
| BLDC | PLC | 碳化硅 | 二极管 | OpenAI | 元宇宙 | 安森美 | ADI |
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| 伺服电机 | SVPWM | 光伏发电 | UPS | AR | 智能电网 | 国民技术 | Microchip |
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