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FUJITSU MAS3367FC User Manual

Page 60

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Installation Requirements

4-8

C141-E198

(5) Noise

filter

To eliminate AC line noise, a noise filter should be installed at the AC input terminal on the IDD
power supply unit. The specification of this noise filter is as follows:

Attenuation: 40 dB or more at 10 MHz

Circuit construction: T-configuration as shown in Figure 4.8 is recommended.

Figure 4.8

AC noise filter (recommended)

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