Presentation 2014-07-11
Effect of adding bypass capacitors between partially formed power and ground layers and resulting PCB noise reduction
Takahide NOZAKI, Hideyuki NAKANISHI, Akihiro TANAKA,
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Abstract(in English) In the power supply to the semiconductor on PCB, we verified that the radiation noise can be reduced by forming power and ground opposite site, and that the transfer impedance (Z21) is effective as this parameter. Moreover, we verified reduction of the radiation noise by using a bypass capacitor together. By forming the power supply GND opposing part, and, by adding the bypass capacitor, it is possible to reduce the radiation noise of the power supply system. Further, radiation noise has been found to have a correlation with the Z21.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) noise / transfer impedance / bypass capacitors
Paper # EMCJ2014-26,EMD2014-23
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Conference Information
Committee EMCJ
Conference Date 2014/7/4(1days)
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Registration To Electromagnetic Compatibility (EMCJ)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Effect of adding bypass capacitors between partially formed power and ground layers and resulting PCB noise reduction
Sub Title (in English)
Keyword(1) noise
Keyword(2) transfer impedance
Keyword(3) bypass capacitors
1st Author's Name Takahide NOZAKI
1st Author's Affiliation RITA Electronics, Ltd.()
2nd Author's Name Hideyuki NAKANISHI
2nd Author's Affiliation RITA Electronics, Ltd.
3rd Author's Name Akihiro TANAKA
3rd Author's Affiliation RITA Electronics, Ltd.
Date 2014-07-11
Paper # EMCJ2014-26,EMD2014-23
Volume (vol) vol.114
Number (no) 135
Page pp.pp.-
#Pages 5
Date of Issue