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单词 potential divider
释义

potential divider

英汉-汉英词典
分压器
词组 | 习惯用语
您要查找的是不是:
    inductance potential divider 电感式分压器
    resistance potential divider 抵抗分圧器
    dc potential divider 直流分压箱
    capacitive potential divider 电容分压器
    base potential divider 基极分压器
    inductive potential divider 感应分压器;电感性电位分压器
    inductive potential divider IPOT 电感分压器
    resistance type potential divider 电阻分压器
potential divider 分倍器
中文百科

电压分配定则 Voltage divider

(重定向自Potential divider)
Divisor resistivo.
Figure 1: A simple voltage divider
Figure 2: Simple resistive voltage divider

电压分配定则英语:Voltage divider rule),是指在串联电路中,各负载分到的电压与其阻抗成正比关系。依此原理所实作的电路又被称为分压器

依克希荷夫电压定律,电源电压为各阻抗的电压降的总合。

V_e = \sum_{k=1}^n V_k = V_1 + V_2 + \cdots + V_n

总阻抗

Z_\mathrm{total} = Z_1 + Z_2 + \cdots + Z_n

依欧姆定律,电路电流为电源电压除以总阻抗。

I=\frac{V_e}{Z_\mathrm{total}} = \frac{V_e}{Z_1 + Z_2 + \cdots + Z_n}

各阻抗的电压降

V_n = \frac{V_e}{Z_{total}} \cdot Z_n = I \cdot Z_n

在只有2个阻抗的串联电路里,相关计算公式可以简化为:

I = \frac {V_\mathrm{in}}{Z_1+Z_2}
V_\mathrm{in} = I\cdot(Z_1+Z_2)

V_\mathrm{out} = \frac{Z_2}{Z_1+Z_2} \cdot V_\mathrm{in}
V_\mathrm{out} = I\cdot Z_2
V_\mathrm{out} = V_\mathrm{in} \cdot\frac {Z_2}{Z_1+Z_2}
英语百科

Voltage divider 电压分配定则

(重定向自Potential divider)
Figure 1: A simple voltage divider
Figure 2: Simple resistive voltage divider
Figure 3: Resistor/capacitor voltage divider
High voltage resistor divider probe.

In electronics, a voltage divider (also known as a potential divider) is a passive linear circuit that produces an output voltage (Vout) that is a fraction of its input voltage (Vin). Voltage division is the result of distributing the input voltage among the components of the divider. A simple example of a voltage divider is two resistors connected in series, with the input voltage applied across the resistor pair and the output voltage emerging from the connection between them.

近义、反义、联想词
近义词
n.
resistor, resistance

英英词典
potential divider n.
  1. resistors connected in series across a voltage source; used to obtain a desired fraction of the voltage

  2. synonymous: voltage divider
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更新时间:2025/6/17 19:12:25