JPH01105224U - - Google Patents

Info

Publication number
JPH01105224U
JPH01105224U JP19951187U JP19951187U JPH01105224U JP H01105224 U JPH01105224 U JP H01105224U JP 19951187 U JP19951187 U JP 19951187U JP 19951187 U JP19951187 U JP 19951187U JP H01105224 U JPH01105224 U JP H01105224U
Authority
JP
Japan
Prior art keywords
switching element
semiconductor switching
comparing
detecting
resistance
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
JP19951187U
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 JP19951187U priority Critical patent/JPH01105224U/ja
Publication of JPH01105224U publication Critical patent/JPH01105224U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は本考案の第1実施例を示す回路図、第
2図は第2実施例を示す回路図である。 1……FET(半導体スイツチング素子)、2
……負荷、4……比較器(比較手段)、5……リ
レー(オフ手段)。

Claims (1)

    【実用新案登録請求の範囲】
  1. 負荷のオン・オフを制御する半導体スイツチン
    グ素子と、この半導体スイツチング素子のオン抵
    抗の電圧降下を検出して比較する比較手段と、前
    記オン抵抗の電圧降下が所定値を越えたときに前
    記半導体スイツチング素子をオフするオフ手段と
    を備えたことを特徴とする半導体スイツチング素
    子の保護回路。
JP19951187U 1987-12-29 1987-12-29 Pending JPH01105224U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19951187U JPH01105224U (ja) 1987-12-29 1987-12-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19951187U JPH01105224U (ja) 1987-12-29 1987-12-29

Publications (1)

Publication Number Publication Date
JPH01105224U true JPH01105224U (ja) 1989-07-14

Family

ID=31489959

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19951187U Pending JPH01105224U (ja) 1987-12-29 1987-12-29

Country Status (1)

Country Link
JP (1) JPH01105224U (ja)

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