无输出电容的耳机扩大器的输出参考点为地(GND),不需在输出端加上直流隔离(DC-Blocking)电容,使得整体的零件成本(BOM cost)与PCB的面积减少,零件的高度也因而降低。
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DC blocking 及直流阻隔
DC Blocking Capacitors 采用直流阻隔电容
Maximum DC Blocking Voltage 最大直流阻断电压
capacitive DC blocking device 电容隔直装置
neutral DC current blocking device 中性点直流抑制装置
blocking dc supplies 隔断直流电源
DC magnetic bias blocking device 直流偏磁抑制装置
Capacitors used in coupling and dc blocking applications serve to couple RF energy with the minimal energy wasting from one part of a circuit to another.
耦合隔直用电容作用是把射频能量从电路的一部分转移到另一部分,能量损失最小。
Suitable for blocking, by-pass and coupling of DC and VHFsignals. Widely used in filter and low-pulse circuits.
适用于直流和VHF级信号的隔直流,旁路和耦合,广泛用于滤波、低脉冲电路。
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