JPS58123671U - horizontal deflection circuit - Google Patents
horizontal deflection circuitInfo
- Publication number
- JPS58123671U JPS58123671U JP1847482U JP1847482U JPS58123671U JP S58123671 U JPS58123671 U JP S58123671U JP 1847482 U JP1847482 U JP 1847482U JP 1847482 U JP1847482 U JP 1847482U JP S58123671 U JPS58123671 U JP S58123671U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- diode
- blocking capacitor
- horizontal deflection
- circuit
- 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
- 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図は従来方式を示すブロック図、第２図は本考案の
実施例を示す回路図、第３図は本考案の他の実施例を示
す回路図、第４図は第２図の波形図である。
１・・・・・・安定化電源回路、２・・・・・・水平偏
向回路、３・・・・・・整流回路、１４・・・・・・偏
向ヨーク、２０・・・・・・チョークコイル。Fig. 1 is a block diagram showing a conventional system, Fig. 2 is a circuit diagram showing an embodiment of the present invention, Fig. 3 is a circuit diagram showing another embodiment of the present invention, and Fig. 4 is a waveform of Fig. 2. It is a diagram. DESCRIPTION OF SYMBOLS 1... Stabilization power supply circuit, 2... Horizontal deflection circuit, 3... Rectifier circuit, 14... Deflection yoke, 20... choke coil.
Claims (1)
線の他端より、ダイオードを通してスイッチング用トラ
ンジスタのコレクタ端子に接続し、同端子にアノード側
を接続したダイオードと並列接続したコンデンサを通し
て、ダンパダイオード、直流阻止用コンデンサを接続し
たコイル及び共振用コンデンサを並列接続し、その他端
を接地した構成において、前記直流阻止用コンデンサに
加わる電圧を平滑し、この電圧を検出し誤差増幅回路、
パルス幅変調回路により前記スイッチング用トランジス
タのオン期間を制御することにより、直流阻止用コンデ
ンサに加わる電圧を常に一定に制御し、電源が変動して
も一一定の偏向電流及び高圧を供給できることを特徴と
する水平偏向回路。From the other end of the choke coil or transformer primary winding connected to the power supply terminal, connect it through a diode to the collector terminal of the switching transistor, and through the capacitor connected in parallel with the diode whose anode side is connected to the same terminal, the damper diode, DC In a configuration in which a coil connected to a blocking capacitor and a resonance capacitor are connected in parallel and the other end is grounded, a voltage applied to the DC blocking capacitor is smoothed, this voltage is detected, and an error amplification circuit;
By controlling the on-period of the switching transistor using a pulse width modulation circuit, the voltage applied to the DC blocking capacitor can be controlled to be constant at all times, and a constant deflection current and high voltage can be supplied even if the power supply fluctuates. Characteristic horizontal deflection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1847482U JPS58123671U (en) | 1982-02-15 | 1982-02-15 | horizontal deflection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1847482U JPS58123671U (en) | 1982-02-15 | 1982-02-15 | horizontal deflection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58123671U true JPS58123671U (en) | 1983-08-23 |
Family
ID=30030726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1847482U Pending JPS58123671U (en) | 1982-02-15 | 1982-02-15 | horizontal deflection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58123671U (en) |
-
1982
- 1982-02-15 JP JP1847482U patent/JPS58123671U/en active Pending
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