JPS63142919U - - Google Patents
Info
- Publication number
- JPS63142919U JPS63142919U JP3426987U JP3426987U JPS63142919U JP S63142919 U JPS63142919 U JP S63142919U JP 3426987 U JP3426987 U JP 3426987U JP 3426987 U JP3426987 U JP 3426987U JP S63142919 U JPS63142919 U JP S63142919U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- transistor
- constant current
- current source
- power supply
- 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
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Electrical Variables (AREA)
Description
第１図は本考案の一実施例を示す構成図、第２
図はその説明のための図、第３図及び第５図は従
来例を示す構成図、第４図はその説明のための図
である。
４は充電用コンデンサ、５は電流検出用の抵抗
器、６はセンタリング調整用の直流電圧源、１６
は出力端子である。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
The figure is a diagram for explaining the same, FIGS. 3 and 5 are configuration diagrams showing a conventional example, and FIG. 4 is a diagram for explaining the same. 4 is a charging capacitor, 5 is a resistor for current detection, 6 is a DC voltage source for centering adjustment, 16
is the output terminal.
Claims (1)
ツタは第１の抵抗を介して第１の電源端子に接続
され、上記トランジスタのコレクタは充電用コン
デンサ、電流検出用抵抗及び中心電圧調整用の直
流電圧源の直列回路を介して第２の電源端子に接
続され、 上記第１及び第２の電源端子間に第２の抵抗及
び第２の定電流源の直列回路が接続され、上記第
１の抵抗及びトランジスタの接続点はコンデンサ
を介して上記第２の抵抗及び第２の定電流源の接
続点に接続され、 上記電流検出用抵抗の両端は検出回路に接続さ
れ、この検出回路の出力は上記第２の定電流源に
制御信号として供給され、 上記トランジスタ及び充電用コンデンサの接続
点より出力端子が導出されることを特徴とする鋸
歯状波信号発生回路。[Claims for Utility Model Registration] The emitter of the transistor constituting the first constant current source is connected to the first power supply terminal via the first resistor, and the collector of the transistor is connected to the charging capacitor and the current detecting resistor. and a second power supply terminal via a series circuit of a DC voltage source for center voltage adjustment, and a series circuit of a second resistor and a second constant current source is connected between the first and second power supply terminals. The connection point between the first resistor and the transistor is connected to the connection point between the second resistor and the second constant current source via a capacitor, and both ends of the current detection resistor are connected to a detection circuit. , an output of the detection circuit is supplied as a control signal to the second constant current source, and an output terminal is led out from a connection point between the transistor and the charging capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3426987U JPS63142919U (en) | 1987-03-09 | 1987-03-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3426987U JPS63142919U (en) | 1987-03-09 | 1987-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63142919U true JPS63142919U (en) | 1988-09-20 |
Family
ID=30842656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3426987U Pending JPS63142919U (en) | 1987-03-09 | 1987-03-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63142919U (en) |
-
1987
- 1987-03-09 JP JP3426987U patent/JPS63142919U/ja active Pending