JPH0440316U - - Google Patents
Info
- Publication number
- JPH0440316U JPH0440316U JP8305690U JP8305690U JPH0440316U JP H0440316 U JPH0440316 U JP H0440316U JP 8305690 U JP8305690 U JP 8305690U JP 8305690 U JP8305690 U JP 8305690U JP H0440316 U JPH0440316 U JP H0440316U
- Authority
- JP
- Japan
- Prior art keywords
- current
- circuit
- outputs
- temperature coefficient
- constant current
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Electrical Variables (AREA)
Description
第１図は本考案の一実施例の定電流回路の回路
図、第２図は従来の定電流回路の回路図である。
FIG. 1 is a circuit diagram of a constant current circuit according to an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional constant current circuit.
Claims (1)
回路と、該定電流回路を基準側として正の温度係
数の第２の電流を出力するカレントミラー回路と
を設け、上記第１の電流と第２の電流を加算した
電流を出力電流としたことを特徴とする定電流回
路。 A constant current source circuit that outputs a first current with a negative temperature coefficient, and a current mirror circuit that outputs a second current with a positive temperature coefficient using the constant current circuit as a reference side, A constant current circuit characterized in that the output current is the sum of the current and the second current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990083056U JPH082738Y2 (en) | 1990-08-05 | 1990-08-05 | Constant current circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990083056U JPH082738Y2 (en) | 1990-08-05 | 1990-08-05 | Constant current circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0440316U true JPH0440316U (en) | 1992-04-06 |
| JPH082738Y2 JPH082738Y2 (en) | 1996-01-29 |
Family
ID=31630410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990083056U Expired - Lifetime JPH082738Y2 (en) | 1990-08-05 | 1990-08-05 | Constant current circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH082738Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013150180A (en) * | 2012-01-20 | 2013-08-01 | New Japan Radio Co Ltd | Level conversion circuit |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1865398A1 (en) * | 2006-06-07 | 2007-12-12 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | A temperature-compensated current generator, for instance for 1-10V interfaces |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61145616A (en) * | 1984-12-19 | 1986-07-03 | Rohm Co Ltd | Constant current source circuit |
-
1990
- 1990-08-05 JP JP1990083056U patent/JPH082738Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61145616A (en) * | 1984-12-19 | 1986-07-03 | Rohm Co Ltd | Constant current source circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013150180A (en) * | 2012-01-20 | 2013-08-01 | New Japan Radio Co Ltd | Level conversion circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH082738Y2 (en) | 1996-01-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |