1、

At present, the single-chip switching voltage regulator is progressively replacing the linear voltage regulator.

目前, 单片开关式稳压器正在逐步取代线性稳压器.

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2、

by taking energy dissipation, heat sinking and hardware cost into consideration, a driving module using switching voltage amplifier was designed.

考虑能耗,散热和硬件成本等因素,采用开关式电压放大器,设计了压电晶体执行器的驱动模块。

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3、

In this method, amplitude and time width are adopted as dual criteria to evaluate error voltages in order to improve reliability and robustness by eliminating effects of swiching delay and dead time. Detection time of error voltage based method is reduced within a couple of switching periods.

该方法对误差电压的幅值及时间宽度进行双重判断,消除了功率管开关延时和死区的影响,提高了诊断方法的可靠性和鲁棒性,并且诊断时间在几个开关周期以内。

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4、

However, Due to the limitations of the single-stage converter, when the bus voltage is high and wide input voltage range, the single-stage converter is not suitable for multi-output low power switching power supply.

但是由于单级变换器自身的局限性,当电源母线电压宽输入范围时,单级变换器并不适合用作多路输出小功率开关电源的主功率拓扑。

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5、

The other was a novel combination method for flying capacitor converters, which considered a tradeoff between the switching device number and capacitor voltage balancing.

另一类是飞跨电容型拓扑的新型组合策略,它考虑了开关管数量和电容电压平衡之间的折衷。

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6、

The converter realizes zero voltage switching for the leading switches and zero current switching for the lagging switches.

该变换器可以实现超前管的零电压开关和滞后管的零电流开关。

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7、

A 3 kW Switching Stabilized Voltage Power Supply Using Magnetic Amplifier

3kW高频磁放大器开关电源

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8、

Because of its high input impedance, low loss, fast switching speed, low on-state voltage drop-out and large on-state current, IGBT has become the mainstream product in the field of power components and been used in numerous fields.

因为输入阻抗高、损耗低、开关速度快、通态压降低,通态电流大等优点成为现今功率器件发展的主流产品,广泛应用于各个领域。

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9、

And the power dissipation is 0.11W ( including switching loss) when supply voltage is 12V. The designed chip was taped out.

此外,芯片在12V供电电压下的稳态工作功耗仅为0.11W(包括开关损耗)。

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10、

When we use low-dropout switching power switching converter to reduce positive input voltage, we usually need an extra low-power negative output voltage.

在采用降压开关功率开关转换器降低正输入电压的同时,通常还需要一个额外的低功率负输出电压。

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11、

Power devices of inverter must be controlled in the zero level of DC pulse voltage. It not only meets certain switching rule, but also changes switching state in order to realize zero voltage switching.

逆变器功率管为实现零电压开关,除了要满足一定的开关规律外,还必须控制在直流脉冲波形的过零处改变开关状态。

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12、

Test and Research on Switching No-load Overhead Lines Using High Voltage Circuit Breaker

高压断路器开合空载架空线路的试验研究

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13、

Switching power supply with wide input voltage range for diesel locomotive

内燃机车用宽输入电压范围开关电源

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14、

The electro optical properties of the samples with various monomer concentrations are investigated, and the light shutter devices with low drive voltage, high switching contrast and fast response are prepared.

研究了聚合物单体与向列液晶以不同浓度配比条件下制成的偏振片电光特性,得到低压驱动的、且与常规偏振片结合具有高对比度开关能力、快速响应的光阀器件。

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15、

In particular, the combination of the field stop concept with the trench transistor cell results in an almost ideal carrier concentration for a device with minimum on-state voltage and lowest switching losses.

特别是场截止概念与挖槽晶体管单元的结合能产生通态电压最小、开关损耗最低、载流子浓度近乎理想的器件。

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16、
17、

An ideal power device is designed to support a very high voltage in the off-state, possess a very small voltage drop in the on-state, support a very high current density, and be capable of switching at a very high speed.

一个理想的功率器件,希望其在关断时具有非常高的耐压能力,在通态时具有较低的正向压降;不仅能够承受非常大的电流密度,还具有较高的开关速度。

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18、

Analysis of the Voltage Switching Problem as Operating With the Substituted By-pass Circuit Breaker

旁路开关代运行时电压切换问题的分析

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19、

Voltage Compensation for Constant Power Control of Switching Mode Power Supply

开关电源恒功率控制的输入电压补偿方法

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20、

And besides switching could control the system current to be sine wave that is in-phase to system voltage.

开关除了能控制系统电流为无谐波的正弦波,还能使系统的电流与电压同相。

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