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电源技术 两相同步降压型控制器具有轻负载逐级递减模式

  Today’s computer, datacom, and telecom systems demandpower supplies that are effi cient, respond quicklyto load transients and accurately regulate the voltageat the load. For example, load current can be measuredby using the inductor DCR, thus eliminating the needfor a dedicated sen ...
https://www.eeworm.com/dl/505/24340.html
下载: 167
查看: 1039

电源技术 DN452 汽车应用的电源监视器

  The LTC®4151 is a high side power monitor that includesa 12-bit ADC for measuring current and voltage, as wellas the voltage on an auxiliary input. Data is read throughthe widely used I2C interface. An unusual feature in thisdevice is its 7V to 80V operating range, allowing it to cove ...
https://www.eeworm.com/dl/505/24341.html
下载: 132
查看: 1030

电源技术 DN445微型模块LED驱动器

  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’s clear advantages&mda ...
https://www.eeworm.com/dl/505/24344.html
下载: 68
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电源技术 LTC4099 USB电源管理和电池充电

  The LTC®4099 high effi ciency USB power manager andLi-Ion/Polymer battery charger seamlessly managespower distribution from multiple sources in portableapplications. It is differentiated from other USB powermanagers by its bidirectional I2C port that allows the hostmicroprocessor to c ...
https://www.eeworm.com/dl/505/24349.html
下载: 63
查看: 1058

电源技术 DN466集成热插拔控制器,MOSFET和检测电阻

  In general, a Hot Swap controller provides two importantfunctions to boards that can be plugged and unpluggedfrom a live backplane:
https://www.eeworm.com/dl/505/24352.html
下载: 198
查看: 1103

电源技术 电压基准的理解和应用

  Specifying the right reference and applying it correctly isa more difficult task than one might first surmise, consideringthat references are only 2- or 3-terminal devices.Although the word “accuracy” is most often spoken inreference to references, it is dangerous to use this ...
https://www.eeworm.com/dl/505/24360.html
下载: 27
查看: 1035

电源技术 利用高压看门狗定时器加强汽车安全系统

  Abstract: As electronic systems take over many of the mechanical functions in a car—ranging from engine timing to steering andbraking—there is a growing concern about fault tolerance. There should not be a single point of failure that would prevent a car fromat least "limping" ...
https://www.eeworm.com/dl/505/24368.html
下载: 56
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电源技术 延长汽车和工业应用的PowerPath电路的输入电压范围

  The voltage range of Linear Technology’s PowerPath® circuitscan be easily extended with just a few components, thusallowing them to meet the needs of virtually all applications.This application note presents solutions for circuits thatmust withstand large negative voltages, a re ...
https://www.eeworm.com/dl/505/24374.html
下载: 132
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电源技术 基于FPGA的高度集成DCDC稳压器

  In a recent discussion with a system designer, the requirementfor his power supply was to regulate 1.5Vand deliver up to 40A of current to a load that consistedof four FPGAs. This is up to 60W of power that must bedelivered in a small area with the lowest height profi lepossible to allow ...
https://www.eeworm.com/dl/505/24375.html
下载: 49
查看: 1050

电源技术 具有100uV输出噪声的单片开关稳压器

  Size, output flexibility and efficiency advantages havemade switching regulators common in electronic apparatus.The continued emphasis on these attributes hasresulted in circuitry with 95% efficiency that requiresminimal board area. Although these advantages are welcome,they necessitate c ...
https://www.eeworm.com/dl/505/24380.html
下载: 62
查看: 1051