JPH0475468U - - Google Patents
Info
- Publication number
- JPH0475468U JPH0475468U JP11961490U JP11961490U JPH0475468U JP H0475468 U JPH0475468 U JP H0475468U JP 11961490 U JP11961490 U JP 11961490U JP 11961490 U JP11961490 U JP 11961490U JP H0475468 U JPH0475468 U JP H0475468U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- power supply
- supply circuit
- section
- high voltage
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 230000005856 abnormality Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000009499 grossing Methods 0.000 description 2
Landscapes
- Television Receiver Circuits (AREA)
- Details Of Television Scanning (AREA)
Description
第１図はこの考案の一実施例を示す図、第２図
はこの考案の他の実施例を示す図、第３図は従来
の電源、電圧発生回路を示す図である。
図において、１……制御用電圧入力端子、２…
…電源、３……主電源スイツチ用トランジスタ、
４……主電源スイツチ用パワーリレー、５……電
源整流ブリツジ回路、６……直流平滑回路、７…
…定電圧レギユレータ、８……流入電流検出用抵
抗、９……水平出力トランジスタ、１０……フラ
イバツクトランス、１１……高圧出力、１２……
他フライバツクトランス出力電圧、１３……水平
出力トランジスタドライブパルス入力点、１４…
…水平偏向回路、１５……定電圧レギユレータ出
力（定電圧）、１６……高圧発生回路入力点、１
７……制御電圧作成用トランジスタアンプ、１８
……負荷抵抗、１９……直流平滑回路、２０……
スイツチ用トランジスタ、２１……高圧発生回路
流入（消費電流）を示す。なお、図中、同一符号
は同一、または相当部分を示す。
FIG. 1 is a diagram showing one embodiment of this invention, FIG. 2 is a diagram showing another embodiment of this invention, and FIG. 3 is a diagram showing a conventional power supply and voltage generation circuit. In the figure, 1... control voltage input terminal, 2...
...power supply, 3...transistor for main power switch,
4...Power relay for main power switch, 5...Power rectifier bridge circuit, 6...DC smoothing circuit, 7...
... Constant voltage regulator, 8 ... Inflow current detection resistor, 9 ... Horizontal output transistor, 10 ... Flyback transformer, 11 ... High voltage output, 12 ...
Other flyback transformer output voltages, 13...Horizontal output transistor drive pulse input points, 14...
...Horizontal deflection circuit, 15... Constant voltage regulator output (constant voltage), 16... High voltage generation circuit input point, 1
7...Transistor amplifier for creating control voltage, 18
...Load resistance, 19...DC smoothing circuit, 20...
Switch transistor, 21... Indicates high voltage generation circuit inflow (current consumption). In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
ライバツクトランス）の流入電流量検出部、制御
電圧出力部及び電源回路停止部から構成され、フ
ライバツクトランスからのアーキング、巻線レア
ーシヨート等の高圧発生回路の異常の際、電源回
路を遮断出来る回路を備えたことを特徴とするテ
レビジヨン受像機。 It consists of an inflow current detection section, a control voltage output section, and a power supply circuit stop section of a field pressure transformer (hereinafter referred to as a flyback transformer) in a high voltage generation circuit. A television receiver characterized by being equipped with a circuit that can shut off the power supply circuit in the event of an abnormality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11961490U JPH0475468U (en) | 1990-11-14 | 1990-11-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11961490U JPH0475468U (en) | 1990-11-14 | 1990-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0475468U true JPH0475468U (en) | 1992-07-01 |
Family
ID=31867559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11961490U Pending JPH0475468U (en) | 1990-11-14 | 1990-11-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0475468U (en) |
-
1990
- 1990-11-14 JP JP11961490U patent/JPH0475468U/ja active Pending