JPS6429857U - - Google Patents

Info

Publication number
JPS6429857U
JPS6429857U JP12492687U JP12492687U JPS6429857U JP S6429857 U JPS6429857 U JP S6429857U JP 12492687 U JP12492687 U JP 12492687U JP 12492687 U JP12492687 U JP 12492687U JP S6429857 U JPS6429857 U JP S6429857U
Authority
JP
Japan
Prior art keywords
field effect
semiconductor element
semiconductor device
gate
junction field
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
JP12492687U
Other languages
Japanese (ja)
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 JP12492687U priority Critical patent/JPS6429857U/ja
Publication of JPS6429857U publication Critical patent/JPS6429857U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electronic Switches (AREA)
  • Amplifiers (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Junction Field-Effect Transistors (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本考案のコンデンサマイク用半導体装
置の等価回路図、第2図は本考案の他の実施例で
あるコンデンサマイク用半導体装置の等価回路図
、第3図は第2図のコンデンサマイク用半導体装
置の平面図、第4図は従来のコンデンサマイク用
半導体装置の等価回路図、第5図は第4図のコン
デンサマイク用半導体装置の平面図である。 1はコンデンサマイク用半導体装置、はJ―
FET、3はソース、4はゲート、はダイオー
ド、6はドレイン、はツエナーダイオード、
はポリシリコン抵抗体、9は半導体装置、10,
11,12,13は第1乃至第4の島領域、14
は分離領域、15,16はゲート領域、17はド
レイン領域、18,19はソース領域、20,2
1,22はコンタクト領域、23は電極、24,
25はコンタクト領域、26はドレインボンデイ
ングパツド、27,28,29は電極、30はソ
ースボンデイングパツド、31はアノード領域、
32はカソード領域、33,34は電極、35は
アノード領域、36はカソード領域、37は電極
、38,39は重畳部である。
Fig. 1 is an equivalent circuit diagram of a semiconductor device for a condenser microphone according to the present invention, Fig. 2 is an equivalent circuit diagram of a semiconductor device for a condenser microphone according to another embodiment of the present invention, and Fig. 3 is an equivalent circuit diagram of a semiconductor device for a condenser microphone according to the present invention. 4 is an equivalent circuit diagram of a conventional semiconductor device for a condenser microphone, and FIG. 5 is a plan view of the semiconductor device for a condenser microphone shown in FIG. 4. 1 is a semiconductor device for condenser microphone, 2 is J-
FET, 3 is source, 4 is gate, 5 is diode, 6 is drain, 7 is Zener diode, 8
is a polysilicon resistor, 9 is a semiconductor device, 10,
11, 12, 13 are first to fourth island areas, 14
are isolation regions, 15 and 16 are gate regions, 17 are drain regions, 18 and 19 are source regions, 20 and 2
1 and 22 are contact regions, 23 are electrodes, 24,
25 is a contact region, 26 is a drain bonding pad, 27, 28, 29 are electrodes, 30 is a source bonding pad, 31 is an anode region,
32 is a cathode region, 33 and 34 are electrodes, 35 is an anode region, 36 is a cathode region, 37 is an electrode, and 38 and 39 are overlapping parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 少なくとも接合型電界効果半導体素子と、この
接合型電界効果半導体素子のゲート・ソース間に
接続された接合ダイオードと、前記接合型電界効
果半導体素子のゲート・ドレイン間に接続された
ツエナーダイオードとを具備することを特徴とし
たコンデンサマイク用半導体装置。
It includes at least a junction field effect semiconductor element, a junction diode connected between the gate and source of the junction field effect semiconductor element, and a Zener diode connected between the gate and drain of the junction field effect semiconductor element. A semiconductor device for a condenser microphone characterized by:
JP12492687U 1987-08-17 1987-08-17 Pending JPS6429857U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12492687U JPS6429857U (en) 1987-08-17 1987-08-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12492687U JPS6429857U (en) 1987-08-17 1987-08-17

Publications (1)

Publication Number Publication Date
JPS6429857U true JPS6429857U (en) 1989-02-22

Family

ID=31375077

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12492687U Pending JPS6429857U (en) 1987-08-17 1987-08-17

Country Status (1)

Country Link
JP (1) JPS6429857U (en)

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