JPS60124163U - Voltage generation circuit for CRT - Google Patents
Voltage generation circuit for CRTInfo
- Publication number
- JPS60124163U JPS60124163U JP1214384U JP1214384U JPS60124163U JP S60124163 U JPS60124163 U JP S60124163U JP 1214384 U JP1214384 U JP 1214384U JP 1214384 U JP1214384 U JP 1214384U JP S60124163 U JPS60124163 U JP S60124163U
- Authority
- JP
- Japan
- Prior art keywords
- crt
- circuit
- generation circuit
- voltage generation
- rectifier 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ＣＲＴ用電圧発生回路の従来例を示す回路図、
第２図は本考案の実施例を示す回路図、第３図及び第４
図は本考案の他の実施例を示す回路図である。
主要部分の符号の説明、１・・・水平出力トランジスタ
、２・・・ダンパダイオード、３・・・共振コンデンサ
、４・・・水平偏向コイル、５・・・８字補正コンデン
サ、６・・・フライバックトランス、８，９・・・整流
ダイオード、１１・・・整流回路、１２・・・可変分圧
回路、１３・・・ローパスフィルタ。FIG. 1 is a circuit diagram showing a conventional example of a voltage generation circuit for CRT.
Figure 2 is a circuit diagram showing an embodiment of the present invention, Figures 3 and 4.
The figure is a circuit diagram showing another embodiment of the present invention. Explanation of symbols of main parts, 1... Horizontal output transistor, 2... Damper diode, 3... Resonant capacitor, 4... Horizontal deflection coil, 5... Figure 8 correction capacitor, 6... Flyback transformer, 8, 9... Rectifier diode, 11... Rectifier circuit, 12... Variable voltage divider circuit, 13... Low pass filter.
Claims (1)
次コイルに受けるフライバックトランスと、ＣＲＴ用フ
ラフライバックトランス次コイルに発生する電圧を整流
する整流回路と、・該整流回路に直列に接続されＣＲＴ
に供給される制御電圧を得る分圧回路と、前記整流回路
及び前記分圧回路内を流れる電流の所定高周波数帯成分
のみの通過を阻止するフィルタ手段とを含むことを特徴
とするＣＲＴ用電圧発生回路。The flyback pulse that occurs during the horizontal blanking period is
a rectifier circuit that rectifies the voltage generated in the next coil of the flyback transformer for CRT;
A voltage divider circuit for obtaining a control voltage supplied to the rectifier circuit and a filter means for blocking passage of only a predetermined high frequency band component of the current flowing in the rectifier circuit and the voltage divider circuit. generation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1214384U JPS60124163U (en) | 1984-01-30 | 1984-01-30 | Voltage generation circuit for CRT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1214384U JPS60124163U (en) | 1984-01-30 | 1984-01-30 | Voltage generation circuit for CRT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60124163U true JPS60124163U (en) | 1985-08-21 |
Family
ID=30494924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1214384U Pending JPS60124163U (en) | 1984-01-30 | 1984-01-30 | Voltage generation circuit for CRT |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60124163U (en) |
-
1984
- 1984-01-30 JP JP1214384U patent/JPS60124163U/en active Pending
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