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电源技术  DN460双输出降压稳压器优化效率

&nbsp; The LTC3546 is a dual output current mode buck regulatorwith fl exible output current partitioning. Beyondthe advantages normally associated with dual outputregulators (reduced size, cost, EMI and part count, withimproved effi ciency), the LTC3546&rsquo;s outputs can bepartitioned for eit ...

https://www.eeworm.com/dl/505/24336.html

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电源技术  DN457宽输入电压范围同步降压稳压器

&nbsp; The LTC&reg;3610 is a high power monolithic synchronousstep-down DC/DC regulator that can deliver up to 12Aof continuous output current from a 4V to 24V (28Vmaximum) input supply. It is a member of a high currentmonolithic regulator family (see Table 1) that featuresintegrated low RDS(ON) ...

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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

&nbsp; Today&rsquo;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

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电源技术  DN452 汽车应用的电源监视器

&nbsp; The LTC&reg;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

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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  运用LT3092电流源以高线性度来实现温度至电流转换

&nbsp; One of the fi rst lessons in a basic electronics coursecovers the symbols for resistors, capacitors, inductors,voltage sources and current sources. Althougheach symbol represents a functional component of areal-world circuit, only some of the symbols have directphysical counterparts. For ...

https://www.eeworm.com/dl/505/24350.html

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电源技术  基于FPGA的高度集成DCDC稳压器

&nbsp; 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

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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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电源技术  陶瓷输入电容可导致过压瞬变

&nbsp; A recent trend in the design of portable devices has beento use ceramic capacitors to filter DC/DC converter inputs.Ceramic capacitors are often chosen because of theirsmall size, low equivalent series resistance (ESR) and highRMS current capability. Also, recently, designers havebeen loo ...

https://www.eeworm.com/dl/505/24378.html

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电源技术  光纤激光器的电流源分析

&nbsp; A large group of fiber optic lasers are powered by DCcurrent. Laser drive is supplied by a current source withmodulation added further along the signal path. Thecurrent source, although conceptually simple, constitutesan extraordinarily tricky design problem. There are anumber of practica ...

https://www.eeworm.com/dl/505/24381.html

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