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相关概念视频

Voltage Doubler Circuit01:23

Voltage Doubler Circuit

839
A voltage doubler circuit integrates two main components: a clamping section and a rectifier section. The clamping section consists of a capacitor (C1) and a diode (D1), whereas the rectifier section is equipped with another diode (D2) and capacitor (C2). This circuit produces an output voltage with twice the amplitude of the sinusoidal input voltage.
839
Power Factor Correction01:20

Power Factor Correction

257
The power transmission to a factory involves the transfer of apparent power, a combination of active and reactive power. The power factor measures how effectively electrical power is converted into useful work output. The ratio of the real power (KW) that does the work to the apparent power (KVA) supplied to the circuit.
257
Maximum Power Transfer01:16

Maximum Power Transfer

388
Numerous practical applications within engineering disciplines, such as telecommunications, necessitate optimizing power delivery to a connected load. This pursuit, however, entails inherent internal losses, which can either equal or exceed the power supplied to the load. The Thevenin equivalent circuit is helpful in finding the maximum power a linear circuit can deliver to a load. It is assumed in this context that the load resistance can be adjusted.
By substituting the entire circuit with...
388
Design Example: Capacitance Multiplier Circuit01:20

Design Example: Capacitance Multiplier Circuit

946
In integrated circuit technology, a capacitance multiplier is often utilized to produce a larger capacitance value when a small physical capacitance falls short. This is achieved by a circuit that multiplies capacitance values by a factor of up to 1000, such that a 10-pF capacitor can replicate the performance of a 100-nF capacitor.
The circuit illustrated in Figure 1 below incorporates two op-amps, with the first operating as a voltage follower and the second acting as an inverting amplifier.
946
MOSFET: Enhancement Mode01:22

MOSFET: Enhancement Mode

473
Enhancement-mode MOSFETs are pivotal components in electronics, distinguished by their capacity to act as highly efficient switches. They are part of the larger family of metal-oxide Semiconductor Field-Effect Transistors (MOSFETs). They are available in two types: p-channel and n-channel, each tailored to specific polarity operations.
In their basic form, enhancement-mode MOSFETs are typically non-conductive when the gate-source voltage (Vgs) is zero. This default 'off' state means no...
473
Power Factor01:11

Power Factor

451
The power factor is defined as the ratio of average (or active) power to apparent power, as illustrated by the relation
451

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相关实验视频

Updated: Sep 7, 2025

Light Spot-Based Assay for Analysis of Drosophila Larval Phototaxis
07:16

Light Spot-Based Assay for Analysis of Drosophila Larval Phototaxis

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芯片尺度的光功率增强器

Jungwon Kim1

  • 1Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, South Korea.

Science (New York, N.Y.)
|June 16, 2022
PubMed
概括

研究人员使用离子合波导技术开发了一种紧,高功率的放大器. 这项创新为各种应用提供了微型电子元件.

科学领域:

  • 光学和光学工程
  • 材料科学

背景情况:

  • 电子元件的小型化是一个关键趋势.
  • 高功率放大对于许多信号处理应用至关重要.

研究的目的:

  • 开发一个具有高功率的微型放大器.
  • 探索用于放大器实现的离子合波导.

主要方法:

  • 一个离子合波导的制造.
  • 将波导集成到一个放大器电路中.
  • 测试放大器性能,包括输出功率和效率.

主要成果:

  • 一个小型放大器的成功实现.
  • 从离子杂波导放大器获得高功率输出.
  • 证明了这种方法的可行性,

结论:

  • 离子合波导是制造微型高功率放大器的可行技术.
  • 这项工作为开发先进的紧电子设备提供了新的途径.

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