JPH0429220U - - Google Patents
Info
- Publication number
- JPH0429220U JPH0429220U JP7037390U JP7037390U JPH0429220U JP H0429220 U JPH0429220 U JP H0429220U JP 7037390 U JP7037390 U JP 7037390U JP 7037390 U JP7037390 U JP 7037390U JP H0429220 U JPH0429220 U JP H0429220U
- Authority
- JP
- Japan
- Prior art keywords
- transistors
- circuit
- current source
- current
- 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
- 238000006243 chemical reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Amplifiers (AREA)
Description
第１図は本考案の実施例の回路図、第２図は従
来例の回路図。
図中、１２……基準電圧源、１３……比較増幅
器、１４〜１６，２１……電流源、ＴＩＮ……入
力端子、ＴＯＵＴ……出力端子。
FIG. 1 is a circuit diagram of an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional example. In the figure, 12... reference voltage source, 13... comparator amplifier, 14 to 16, 21... current source, TIN... input terminal, TOUT... output terminal.
Claims (1)
圧信号を圧縮する回路と該圧縮された信号を伸長
して電流信号を出力する回路とを有するＶ／Ｉ変
換回路において、前記２つのトランジスタの各出
力端子と２つのトランジスタの共通接繞点との間
に補助トランジスタを接続すると共に、前記２つ
のトランジスタのうち前記電圧信号の入力される
方のトランジスタには第１の電流源を接続し、か
つ前記補助トランジスタ及び他方のトランジスタ
には前記第１の電流源の２倍の電流を供給する第
２の電流源を接繞したことを特徴とするＶ／Ｉ変
換回路。 In a V/I conversion circuit having a circuit that compresses a voltage signal including a differential circuit including two transistors and a circuit that expands the compressed signal and outputs a current signal, each output terminal of the two transistors and a common connection point of the two transistors, and a first current source is connected to the one of the two transistors to which the voltage signal is input; A V/I conversion circuit characterized in that a second current source that supplies a current twice that of the first current source is connected to one transistor and the other transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7037390U JPH0429220U (en) | 1990-07-03 | 1990-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7037390U JPH0429220U (en) | 1990-07-03 | 1990-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0429220U true JPH0429220U (en) | 1992-03-09 |
Family
ID=31606477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7037390U Pending JPH0429220U (en) | 1990-07-03 | 1990-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429220U (en) |
-
1990
- 1990-07-03 JP JP7037390U patent/JPH0429220U/ja active Pending