JPH01107213U - - Google Patents

Info

Publication number
JPH01107213U
JPH01107213U JP101188U JP101188U JPH01107213U JP H01107213 U JPH01107213 U JP H01107213U JP 101188 U JP101188 U JP 101188U JP 101188 U JP101188 U JP 101188U JP H01107213 U JPH01107213 U JP H01107213U
Authority
JP
Japan
Prior art keywords
terminal
output
circuit
power amplifier
base
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
JP101188U
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 JP101188U priority Critical patent/JPH01107213U/ja
Publication of JPH01107213U publication Critical patent/JPH01107213U/ja
Pending legal-status Critical Current

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Landscapes

  • Amplifiers (AREA)

Description

【図面の簡単な説明】
第1図は本考案一実施例による等価回路図であ
る。

Claims (1)

    【実用新案登録請求の範囲】
  1. SEPP電力増幅回路の上側出力電流を検出す
    る手段と、該検出電流を電圧に変換するI/V変
    換回路を有し、該I/V変換回路の出力端をNP
    Nトランジスタのベースに接続し、該NPNトラ
    ンジスタのコレクタを上側ドライバトランジスタ
    のベースに、エミツタを出力端子に接続してなる
    出力端子―GND端子間シヨート保護回路に於い
    て、該SEPP電力増幅回路の入力バイアス点の
    電圧を基準入力とし入力信号の正負を判別するコ
    ンパレータを有し、該コンパレータの出力にスイ
    ツチ用トランジスタのベースを接続し、該スイツ
    チ用トランジスタのエミツタをGND端子に、コ
    レクタを該I/V変換回路の出力端に接続したこ
    とを特徴とする電力増幅回路の保護回路。
JP101188U 1988-01-08 1988-01-08 Pending JPH01107213U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP101188U JPH01107213U (ja) 1988-01-08 1988-01-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP101188U JPH01107213U (ja) 1988-01-08 1988-01-08

Publications (1)

Publication Number Publication Date
JPH01107213U true JPH01107213U (ja) 1989-07-19

Family

ID=31200525

Family Applications (1)

Application Number Title Priority Date Filing Date
JP101188U Pending JPH01107213U (ja) 1988-01-08 1988-01-08

Country Status (1)

Country Link
JP (1) JPH01107213U (ja)

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