JPS628728U - - Google Patents
Info
- Publication number
- JPS628728U JPS628728U JP9976185U JP9976185U JPS628728U JP S628728 U JPS628728 U JP S628728U JP 9976185 U JP9976185 U JP 9976185U JP 9976185 U JP9976185 U JP 9976185U JP S628728 U JPS628728 U JP S628728U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- current
- amplifier
- charging voltage
- 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
Landscapes
- Control Of Voltage And Current In General (AREA)
- Direct Current Feeding And Distribution (AREA)
- Dc-Dc Converters (AREA)
- Details Of Television Scanning (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は第１図における電圧出力波形図、第３図は従
来の回路図、第４図は第３図の出力波形図である
。
Ｃ１，Ｃ３…コンデンサ、Ｉ０…定電流源、Ｓ
Ｗ１…スイツチ、Ｑ１〜Ｑ３…トランジスタ、Ｒ
１，Ｒ２…抵抗、Ａｍｐ…バツフアアンプ。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figures are a voltage output waveform diagram in FIG. 1, FIG. 3 is a conventional circuit diagram, and FIG. 4 is an output waveform diagram in FIG. 3. C 1 , C 3 ... Capacitor, I 0 ... Constant current source, S
W1 ...Switch, Q1 to Q3 ...Transistor, R
1 , R2 ...resistance, Amp...buffer amplifier.
Claims (1)
コンデンサの充電電圧に比例した電流で該コンデ
ンサに充電電流を供給する電流発生回路と、前記
コンデンサの充電電圧を低インピーダンスで取出
すアンプと、このアンプ出力を直流カツト用コン
デンサを通して負荷抵抗に鋸歯状波出力を得る伝
送系とを備えたことを特徴とする鋸歯状波発生回
路。 A constant current source that charges a capacitor with a constant current, a current generation circuit that supplies a charging current to the capacitor with a current proportional to the charging voltage of the capacitor, an amplifier that extracts the charging voltage of the capacitor at a low impedance, and the output of this amplifier. and a transmission system that obtains a sawtooth wave output to a load resistor through a DC cutting capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9976185U JPH0445295Y2 (en) | 1985-06-28 | 1985-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9976185U JPH0445295Y2 (en) | 1985-06-28 | 1985-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS628728U true JPS628728U (en) | 1987-01-20 |
| JPH0445295Y2 JPH0445295Y2 (en) | 1992-10-26 |
Family
ID=30968941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9976185U Expired JPH0445295Y2 (en) | 1985-06-28 | 1985-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0445295Y2 (en) |
-
1985
- 1985-06-28 JP JP9976185U patent/JPH0445295Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0445295Y2 (en) | 1992-10-26 |