JPH0244836U - - Google Patents

Info

Publication number
JPH0244836U
JPH0244836U JP12040488U JP12040488U JPH0244836U JP H0244836 U JPH0244836 U JP H0244836U JP 12040488 U JP12040488 U JP 12040488U JP 12040488 U JP12040488 U JP 12040488U JP H0244836 U JPH0244836 U JP H0244836U
Authority
JP
Japan
Prior art keywords
protection circuit
overvoltage protection
power supply
coupling element
optical coupling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP12040488U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP12040488U priority Critical patent/JPH0244836U/ja
Publication of JPH0244836U publication Critical patent/JPH0244836U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Protection Of Static Devices (AREA)
  • Control Of Voltage And Current In General (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す直流安定化電
源装置の過電圧保護回路の構成図、第2図は異常
時における第1図のコンバータユニツトの出力電
圧波形図、第3図は従来の直流安定電源装置の過
電圧保護回路の構成図、第4図は異常時における
第1図のコンバータユニツトの出力電圧波形図で
ある。 1……直流入力電源、2,2′……コンバータ
ユニツト、3,3′……負荷回路、4……駆動回
路、5……主スイツチ、11a,11b……光サ
イリスタ、14……定電圧ダイオード。

Claims (1)

    【実用新案登録請求の範囲】
  1. 出力電圧が規定値以上になると、光結合素子が
    動作して主スイツチを遮断状態にすることにより
    出力を停止させるコンバータユニツトを複数個も
    つ直流安定化電源装置の過電圧保護回路において
    、該コンバータ間で共通接続した光結合素子と、
    これに縦続接続する定電圧ダイオードとで構成す
    ることを特徴とした直流安定化電源装置の過電圧
    保護回路。
JP12040488U 1988-09-16 1988-09-16 Pending JPH0244836U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12040488U JPH0244836U (ja) 1988-09-16 1988-09-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12040488U JPH0244836U (ja) 1988-09-16 1988-09-16

Publications (1)

Publication Number Publication Date
JPH0244836U true JPH0244836U (ja) 1990-03-28

Family

ID=31366482

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12040488U Pending JPH0244836U (ja) 1988-09-16 1988-09-16

Country Status (1)

Country Link
JP (1) JPH0244836U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3018058U (ja) * 1995-05-12 1995-11-14 石井化薬株式会社 簡易除湿器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6132739B2 (ja) * 1979-07-25 1986-07-29 Sharp Kk

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6132739B2 (ja) * 1979-07-25 1986-07-29 Sharp Kk

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3018058U (ja) * 1995-05-12 1995-11-14 石井化薬株式会社 簡易除湿器

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