JPH0273817U - - Google Patents
Info
- Publication number
- JPH0273817U JPH0273817U JP15300788U JP15300788U JPH0273817U JP H0273817 U JPH0273817 U JP H0273817U JP 15300788 U JP15300788 U JP 15300788U JP 15300788 U JP15300788 U JP 15300788U JP H0273817 U JPH0273817 U JP H0273817U
- Authority
- JP
- Japan
- Prior art keywords
- transistor circuit
- field effect
- emitter
- output
- effect transistor
- 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
Links
- 230000005669 field effect Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Amplifiers (AREA)
Description
第1図は本考案の一実施例を示す接続図、第2
図〜第4図は本考案の他の実施例によるバツフア
回路を示す接続図、第5図〜第7図は従来のバツ
フア回路の説明に供する接続図である。
1,10,20,30……バツフア回路、2,
4,11,32,34……定電流源、3,8,1
3,33……MOSFET、5,5A,5B,3
5,12,17……トランジスタ。
Fig. 1 is a connection diagram showing one embodiment of the present invention;
4 to 4 are connection diagrams showing buffer circuits according to other embodiments of the present invention, and FIGS. 5 to 7 are connection diagrams for explaining conventional buffer circuits. 1, 10, 20, 30...buffer circuit, 2,
4, 11, 32, 34...constant current source, 3, 8, 1
3, 33...MOSFET, 5, 5A, 5B, 3
5, 12, 17...transistor.
Claims (1)
入力をゲートに受けるソースフオロワ構成の電界
効果トランジスタ回路と、 エミツタに所定の定電流源が接続され、上記電
界効果トランジスタ回路の出力をベースに受ける
エミツタフオロワ構成のトランジスタ回路と を具え、上記トランジスタ回路のエミツタ出力
をバツフア出力として送出すると共に、上記電界
効果トランジスタ回路のドレインに帰還するよう
にした ことを特徴とするバツフア回路。[Claims for Utility Model Registration] A field effect transistor circuit having a source follower configuration in which a predetermined constant current source is connected to the source and receives a buffer input to the gate, and a field effect transistor circuit having a predetermined constant current source connected to the emitter. and a transistor circuit having an emitter follower configuration which receives the output of the transistor circuit as a base, and the emitter output of the transistor circuit is sent out as a buffer output and is fed back to the drain of the field effect transistor circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15300788U JPH0273817U (en) | 1988-11-22 | 1988-11-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15300788U JPH0273817U (en) | 1988-11-22 | 1988-11-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0273817U true JPH0273817U (en) | 1990-06-06 |
Family
ID=31428456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15300788U Pending JPH0273817U (en) | 1988-11-22 | 1988-11-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0273817U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015082676A (en) * | 2013-10-21 | 2015-04-27 | 株式会社オーディオテクニカ | Capacitor microphone |
-
1988
- 1988-11-22 JP JP15300788U patent/JPH0273817U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015082676A (en) * | 2013-10-21 | 2015-04-27 | 株式会社オーディオテクニカ | Capacitor microphone |
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