JPS6129564U - CRT power circuit - Google Patents
CRT power circuitInfo
- Publication number
- JPS6129564U JPS6129564U JP11304384U JP11304384U JPS6129564U JP S6129564 U JPS6129564 U JP S6129564U JP 11304384 U JP11304384 U JP 11304384U JP 11304384 U JP11304384 U JP 11304384U JP S6129564 U JPS6129564 U JP S6129564U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- circuit
- supply circuit
- oscillation
- power 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図はこの考案の一実施例の構成を示す接続図、第２
図はこの考案の一実施例における発振制御回路の構成を
示す接続図、第３図はこの考案の一実嶋例における発振
回路の説明に用いるグラフ、第４図はこの考案の他の実
施例の主要部の接続図である。
６：サイリスタ、，４６：ツェナーダイオード、８，
１ １， ２０， ５ １ ：ＮＰＮ形トランジ
スタ、１２：検出抵抗、１５：出力トランス、１８：フ
ライバックトランス、４８：ＰＮＰ形トランジスタ、２
６：検出トランス、３ｏ：発振回路、４０：発振制御回
路。Figure 1 is a connection diagram showing the configuration of an embodiment of this invention;
The figure is a connection diagram showing the configuration of the oscillation control circuit in one embodiment of this invention, Figure 3 is a graph used to explain the oscillation circuit in one example of this invention, and Figure 4 is another embodiment of this invention. It is a connection diagram of the main parts of. 6: Thyristor, 46: Zener diode, 8,
1 1, 20, 5 1: NPN transistor, 12: Detection resistor, 15: Output transformer, 18: Flyback transformer, 48: PNP transistor, 2
6: detection transformer, 3o: oscillation circuit, 40: oscillation control circuit.
Claims (1)
回路、出力トランス、スイッチング素子からなるスイッ
チング電源回路と、上記スイッチング電源回路の出力電
圧からフライバックトランスにより高圧などを発生する
ブラウン管の電源回路において、 負荷の変動に対応する電流変化を検出する手段と、この
検出出力が所定値を超えるときに上記スイッチング電源
回路の上記発振回路の発振動作を停止させると共に、電
源電圧が所定値に迄低下したことを検出して、上記発振
回路の発振動作を再開させる制御手段とからなるブラウ
ン管の電源回路。[Claims for Utility Model Registration] A rectifier circuit of a commercial power supply, a switching power supply circuit connected to the rectifier circuit and consisting of an oscillation circuit, an output transformer, and a switching element, and a flyback transformer converting the output voltage of the switching power supply circuit to a high voltage. In a power supply circuit for a cathode ray tube that generates a power supply circuit, a means for detecting a current change corresponding to a change in load, and stopping the oscillation operation of the oscillation circuit of the switching power supply circuit when the detected output exceeds a predetermined value, A power supply circuit for a cathode ray tube comprising a control means for detecting that the power supply voltage has decreased to a predetermined value and restarting the oscillation operation of the oscillation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11304384U JPS6129564U (en) | 1984-07-25 | 1984-07-25 | CRT power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11304384U JPS6129564U (en) | 1984-07-25 | 1984-07-25 | CRT power circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6129564U true JPS6129564U (en) | 1986-02-22 |
Family
ID=30672080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11304384U Pending JPS6129564U (en) | 1984-07-25 | 1984-07-25 | CRT power circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6129564U (en) |
-
1984
- 1984-07-25 JP JP11304384U patent/JPS6129564U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6129564U (en) | CRT power circuit | |
| JPH0127426Y2 (en) | ||
| JP2002017084A (en) | Switching power supply | |
| JPS5975785U (en) | Switching regulator overcurrent protection circuit | |
| JPS59138913U (en) | power circuit | |
| JPS6127492U (en) | Overvoltage protection circuit | |
| JPS6165523U (en) | ||
| JPS58167915U (en) | Switch device for power supply circuit | |
| JPS5823457U (en) | High voltage limit circuit | |
| JPS6351586U (en) | ||
| JPS6089789U (en) | switching power supply | |
| JPS58131189U (en) | Ringing choke converter startup circuit | |
| JPS59122786U (en) | Switching regulator | |
| JPS63176377U (en) | ||
| JPS63127285U (en) | ||
| JPS58186743U (en) | DC-DC converter overvoltage protection circuit | |
| JPS60123016U (en) | power circuit | |
| JPS6079835U (en) | Electronic switch overcurrent detection circuit | |
| JPS59152863U (en) | Cathode ray tube fluorescent film burnout prevention circuit | |
| JPS58150114U (en) | Stabilized power supply circuit | |
| JPS59195870U (en) | Display device power supply circuit | |
| JPH01131289U (en) | ||
| JPS5828440U (en) | proximity switch | |
| JPS58166246U (en) | Motor overload detection device | |
| JPH0351556U (en) |