JPS5877927U - Sawtooth wave generation circuit - Google Patents
Sawtooth wave generation circuitInfo
- Publication number
- JPS5877927U JPS5877927U JP17439381U JP17439381U JPS5877927U JP S5877927 U JPS5877927 U JP S5877927U JP 17439381 U JP17439381 U JP 17439381U JP 17439381 U JP17439381 U JP 17439381U JP S5877927 U JPS5877927 U JP S5877927U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- constant voltage
- circuit
- generation circuit
- wave generation
- 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
Landscapes
- Control Of Eletrric Generators (AREA)
- Dc-Dc Converters (AREA)
- Details Of Television Scanning (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は、位相制御に利用される鋸歯状波形例、第２図
は従来の鋸歯状波発生回路の回路図、第３図はその出力
波形図、第４図は本考案による鋸歯状波発生回路の一実
施例を示す回路図、第５図は、その出力波形図、第６図
、第８図は本考案による鋸歯状波発生回路の他の実施例
を示す回路図、第７図、第９図はそれぞれ第６図、第８
図の出力波形図である。
図において、１・・・・・・直流電源、２，１４・・・
・・・コンデンサ、３．１２・・・・・・トランジスタ
、４・・・・・・交流電源の零電圧点検出回路、５．
９． １５． １６・・・・・・・抵抗器、６・・・・
・・出力端子、７・・・・・・定電圧ダイオード、８．
１１・・・・・・タスオード、１０・・・・・・共通端
子、１３・・・・・・可変抵抗器である。
ｌト
Ｃ
箔、３ 図Fig. 1 is an example of a sawtooth waveform used for phase control, Fig. 2 is a circuit diagram of a conventional sawtooth wave generation circuit, Fig. 3 is its output waveform diagram, and Fig. 4 is a sawtooth waveform according to the present invention. FIG. 5 is a circuit diagram showing one embodiment of the generating circuit; FIG. 5 is an output waveform diagram thereof; FIGS. 6 and 8 are circuit diagrams showing other embodiments of the sawtooth wave generating circuit according to the present invention; FIG. , Fig. 9 are Fig. 6 and Fig. 8, respectively.
It is an output waveform diagram of the figure. In the figure, 1...DC power supply, 2, 14...
... Capacitor, 3.12 ... Transistor, 4 ... Zero voltage point detection circuit of AC power supply, 5.
9. 15. 16...Resistor, 6...
... Output terminal, 7... Constant voltage diode, 8.
11... Tasode, 10... Common terminal, 13... Variable resistor. ltoC foil, 3 fig.
Claims (3)
電源の零交差点で前記コンデンサをリセツ° 卜する放
電回路とを有し、前記コンデンサと直列に定電圧回路を
接続したことを特徴とする鋸歯状波発生回路。(1) A sawtooth-shaped battery having a capacitor that is charged through a DC power supply, and a discharge circuit that resets the capacitor at a zero crossing point of the AC power supply, and a constant voltage circuit connected in series with the capacitor. Wave generation circuit.
特徴とする実用新案登録請求の範囲第１項記載の鋸歯状
波発生回路。(2) The sawtooth wave generating circuit according to claim 1, wherein the constant voltage circuit is a constant voltage diode.
ジスタのコレクタ拳エミッタ間電圧に応じた電圧を該ト
ランジスタのベースバイアスとして与える手段とを有す
ることを特徴とする実用新案登録請求の範囲第１項記載
の鋸歯状波発生回路。 −（４）前記定電圧回路は、トランジスタと該トランジ
スタのベースバイアスを時間の経過と共に変゛化させる
手段とを有することを特徴とする実用新案登録請求の範
囲第゛１項記載の鋸歯状波発生回路。(3) The constant voltage circuit includes a transistor and means for applying a voltage corresponding to the collector-emitter voltage of the transistor as a base bias of the transistor, as set forth in claim 1 of the utility model registration claim. Sawtooth wave generation circuit. -(4) The sawtooth waveform according to claim 1, wherein the constant voltage circuit includes a transistor and means for changing the base bias of the transistor over time. generation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17439381U JPS5877927U (en) | 1981-11-24 | 1981-11-24 | Sawtooth wave generation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17439381U JPS5877927U (en) | 1981-11-24 | 1981-11-24 | Sawtooth wave generation circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5877927U true JPS5877927U (en) | 1983-05-26 |
Family
ID=29966385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17439381U Pending JPS5877927U (en) | 1981-11-24 | 1981-11-24 | Sawtooth wave generation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5877927U (en) |
-
1981
- 1981-11-24 JP JP17439381U patent/JPS5877927U/en active Pending
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