JPS63192767U - - Google Patents
Info
- Publication number
- JPS63192767U JPS63192767U JP8349487U JP8349487U JPS63192767U JP S63192767 U JPS63192767 U JP S63192767U JP 8349487 U JP8349487 U JP 8349487U JP 8349487 U JP8349487 U JP 8349487U JP S63192767 U JPS63192767 U JP S63192767U
- Authority
- JP
- Japan
- Prior art keywords
- voltage charging
- charging current
- resistor
- limits
- instantaneous value
- 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 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Details Of Television Scanning (AREA)
Description
第1図は本考案の一実施例における高圧充電電
流の瞬時値を検出し電流制限をおこなう高圧充電
電流制御回路図、第2図は従来例で上記高圧充電
電流の平均値を検出し電流制限をおこなうABL
回路図、第3図は第1図における電流制限回路の
各部の動作波形を示す波形特性図である。
7……高圧充電電流の瞬時値検出抵抗、8……
半波整流ダイオード、16……レベル設定回路。
Figure 1 is a high-voltage charging current control circuit diagram that detects the instantaneous value of the high-voltage charging current and limits the current in an embodiment of the present invention, and Figure 2 shows a conventional example that detects the average value of the high-voltage charging current and limits the current. ABL to carry out
The circuit diagram and FIG. 3 are waveform characteristic diagrams showing operating waveforms of each part of the current limiting circuit in FIG. 1. 7... High-voltage charging current instantaneous value detection resistor, 8...
Half-wave rectifier diode, 16...Level setting circuit.
Claims (1)
の充電電流の瞬時値を検出する抵抗と、前記検出
抵抗により得られる検出信号を半波整流するダイ
オードと、動作閾値及びゲインを設定するレベル
設定回路とを備えテレビジヨン受像機用高圧の充
電電流を制限するようにした電流制限回路。 A resistor for detecting the instantaneous value of a high-voltage charging current applied to a cathode ray tube of a television receiver, a diode for half-wave rectification of a detection signal obtained by the detection resistor, and a level setting circuit for setting an operating threshold and gain. A current limiting circuit that limits the high voltage charging current for television receivers.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8349487U JPS63192767U (en) | 1987-05-29 | 1987-05-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8349487U JPS63192767U (en) | 1987-05-29 | 1987-05-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63192767U true JPS63192767U (en) | 1988-12-12 |
Family
ID=30937136
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8349487U Pending JPS63192767U (en) | 1987-05-29 | 1987-05-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63192767U (en) |
-
1987
- 1987-05-29 JP JP8349487U patent/JPS63192767U/ja active Pending