JPH01169045U - - Google Patents

Info

Publication number
JPH01169045U
JPH01169045U JP6482388U JP6482388U JPH01169045U JP H01169045 U JPH01169045 U JP H01169045U JP 6482388 U JP6482388 U JP 6482388U JP 6482388 U JP6482388 U JP 6482388U JP H01169045 U JPH01169045 U JP H01169045U
Authority
JP
Japan
Prior art keywords
field ring
insulating film
ring
field
semiconductor device
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
JP6482388U
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 JP6482388U priority Critical patent/JPH01169045U/ja
Publication of JPH01169045U publication Critical patent/JPH01169045U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electrodes Of Semiconductors (AREA)
  • Bipolar Transistors (AREA)
  • Thyristors (AREA)

Description

【図面の簡単な説明】
第1図は本考案半導体装置の一実施例にかかる
のトランジスタ素子を示す概略断面図、第2図は
空乏層と絶縁膜との界面における等電位線の変化
状態を示す拡大説明図、第3図は絶縁膜表面にお
けるベース電極からの距離と電位差との関係を示
すグラフ、第4図及び第5図はそれぞれ従来のト
ランジスタ素子を示す概略断面図である。 1……コレクタ、2……ベース、3……エミツ
タ、4……フイールドリング、5……空乏層、6
……絶縁膜、12,12a,12b,12c……
遊離電極。

Claims (1)

  1. 【実用新案登録請求の範囲】 フイールドリングを形成した半導体装置におい
    て、 フイールドリング形成部分を覆う表面の絶縁膜
    上に、リング状の遊離電極をフイールドリングと
    同心的に設けたことを特徴とする半導体装置。
JP6482388U 1988-05-17 1988-05-17 Pending JPH01169045U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6482388U JPH01169045U (ja) 1988-05-17 1988-05-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6482388U JPH01169045U (ja) 1988-05-17 1988-05-17

Publications (1)

Publication Number Publication Date
JPH01169045U true JPH01169045U (ja) 1989-11-29

Family

ID=31290279

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6482388U Pending JPH01169045U (ja) 1988-05-17 1988-05-17

Country Status (1)

Country Link
JP (1) JPH01169045U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0448652A (ja) * 1990-06-14 1992-02-18 Mitsubishi Electric Corp シリコンプレーナ型半導体装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0448652A (ja) * 1990-06-14 1992-02-18 Mitsubishi Electric Corp シリコンプレーナ型半導体装置

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