JPH01172777U - - Google Patents

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Publication number
JPH01172777U
JPH01172777U JP7014488U JP7014488U JPH01172777U JP H01172777 U JPH01172777 U JP H01172777U JP 7014488 U JP7014488 U JP 7014488U JP 7014488 U JP7014488 U JP 7014488U JP H01172777 U JPH01172777 U JP H01172777U
Authority
JP
Japan
Prior art keywords
switching element
vertical
vertical deflection
deflection circuit
turned
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.)
Granted
Application number
JP7014488U
Other languages
Japanese (ja)
Other versions
JP2522293Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988070144U priority Critical patent/JP2522293Y2/en
Publication of JPH01172777U publication Critical patent/JPH01172777U/ja
Application granted granted Critical
Publication of JP2522293Y2 publication Critical patent/JP2522293Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例による垂直偏向回
路を示す回路図、第２図ａ，ｂは従来の偏向電圧
・電流波形と第１図に示す回路における偏向電圧
・電流波形を示す波形図、第３図は従来の垂直偏
向回路を示す回路図、第４図は第３図に示す回路
の各部動作波形図である。 ５は垂直出力アンプ、６は垂直偏向コイル、１
０はパワーＭＯＳＦＥＴ（スイツチング素子）。
なお、図中、同一符号は同一、又は相当部分を示
す。 FIG. 1 is a circuit diagram showing a vertical deflection circuit according to an embodiment of this invention, and FIGS. 2a and 2b are waveform diagrams showing conventional deflection voltage and current waveforms and the deflection voltage and current waveforms in the circuit shown in FIG. , FIG. 3 is a circuit diagram showing a conventional vertical deflection circuit, and FIG. 4 is an operation waveform diagram of each part of the circuit shown in FIG. 3. 5 is a vertical output amplifier, 6 is a vertical deflection coil, 1
0 is a power MOSFET (switching element).
In addition, in the figures, the same reference numerals indicate the same or equivalent parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 陰極線管および偏向コイルを使用した映像シス
テムに使用される垂直偏向回路において、前記垂
直偏向回路における垂直出力アンプと前記垂直偏
向コイルとの間にスイツチング素子を設け、この
スイツチング素子を垂直帰線期間の始まりととも
にＯＦＦさせ、このスイツチング素子を流れる電
流が零に達したら再びＯＮさせることを特徴とす
る垂直偏向回路。 In a vertical deflection circuit used in a video system using a cathode ray tube and a deflection coil, a switching element is provided between the vertical output amplifier and the vertical deflection coil in the vertical deflection circuit, and the switching element is connected to the vertical blanking period. A vertical deflection circuit characterized in that it is turned off at the beginning of the switching element and turned on again when the current flowing through the switching element reaches zero.
JP1988070144U 1988-05-27 1988-05-27 Vertical deflection circuit Expired - Lifetime JP2522293Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988070144U JP2522293Y2 (en) 1988-05-27 1988-05-27 Vertical deflection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988070144U JP2522293Y2 (en) 1988-05-27 1988-05-27 Vertical deflection circuit

Publications (2)

Publication Number Publication Date
JPH01172777U true JPH01172777U (en) 1989-12-07
JP2522293Y2 JP2522293Y2 (en) 1997-01-08

Family

ID=31295404

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988070144U Expired - Lifetime JP2522293Y2 (en) 1988-05-27 1988-05-27 Vertical deflection circuit

Country Status (1)

Country Link
JP (1) JP2522293Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS575470A (en) * 1980-06-12 1982-01-12 Nec Corp Vertical deflection circuit
JPS57113570U (en) * 1980-12-29 1982-07-14

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS575470A (en) * 1980-06-12 1982-01-12 Nec Corp Vertical deflection circuit
JPS57113570U (en) * 1980-12-29 1982-07-14

Also Published As

Publication number Publication date
JP2522293Y2 (en) 1997-01-08

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