JP4863196B2 - 閃光放電管用点灯制御回路 - Google Patents
閃光放電管用点灯制御回路 Download PDFInfo
- Publication number
- JP4863196B2 JP4863196B2 JP2005300260A JP2005300260A JP4863196B2 JP 4863196 B2 JP4863196 B2 JP 4863196B2 JP 2005300260 A JP2005300260 A JP 2005300260A JP 2005300260 A JP2005300260 A JP 2005300260A JP 4863196 B2 JP4863196 B2 JP 4863196B2
- Authority
- JP
- Japan
- Prior art keywords
- discharge tube
- flash discharge
- igbt element
- circuit
- lighting control
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/30—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp
- H05B41/32—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
Landscapes
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Stroboscope Apparatuses (AREA)
- Studio Devices (AREA)
Description
2…閃光放電管駆動回路
2a…CPU
3…IGBT素子
3a…ゲート
4…タイマー回路
4a…タイマーIC
4b…時定数設定用抵抗器
4c…時定数設定用コンデンサ
5…ORゲート
6…コンデンサ
7…トリガーコイル
8…閃光放電管
8a…トリガー電極
9…トリガー用コンデンサ
Claims (1)
- IGBT素子を用いた閃光放電管駆動回路により閃光放電管を設定時間点灯させ、被写体を照明するストロボ装置の閃光放電管駆動回路において、前記閃光放電管駆動回路には、少なくとも前記IGBT素子に設定された導通時間を保持するタイマー回路が付設され、前記IGBT素子は、前記閃光放電管駆動回路からの前記設定された導通時間の出力と、前記タイマー回路からの前記設定された導通時間の出力との論理和により導通が行われることを特徴とする閃光放電管用点灯制御回路。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005300260A JP4863196B2 (ja) | 2005-10-14 | 2005-10-14 | 閃光放電管用点灯制御回路 |
US11/549,693 US7592752B2 (en) | 2005-10-14 | 2006-10-16 | Lighting control circuit for flash discharge tube and method of use |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005300260A JP4863196B2 (ja) | 2005-10-14 | 2005-10-14 | 閃光放電管用点灯制御回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007109551A JP2007109551A (ja) | 2007-04-26 |
JP4863196B2 true JP4863196B2 (ja) | 2012-01-25 |
Family
ID=38035258
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005300260A Expired - Fee Related JP4863196B2 (ja) | 2005-10-14 | 2005-10-14 | 閃光放電管用点灯制御回路 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7592752B2 (ja) |
JP (1) | JP4863196B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009128691A (ja) * | 2007-11-26 | 2009-06-11 | Stanley Electric Co Ltd | 閃光放電管用点灯回路 |
JP5649035B2 (ja) * | 2010-04-27 | 2015-01-07 | パナソニックIpマネジメント株式会社 | ストロボ装置 |
JP2015129824A (ja) | 2014-01-07 | 2015-07-16 | パナソニックIpマネジメント株式会社 | ストロボ装置 |
JP6307364B2 (ja) | 2014-06-23 | 2018-04-04 | スタンレー電気株式会社 | ストロボ装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6417033A (en) | 1987-07-10 | 1989-01-20 | Minolta Camera Kk | Automatic dimming system flash device |
JPS6417033U (ja) | 1987-07-20 | 1989-01-27 | ||
JP2548319B2 (ja) * | 1988-08-03 | 1996-10-30 | ウエスト電気株式会社 | ストロボ装置 |
US5386180A (en) * | 1990-01-17 | 1995-01-31 | Olympus Optical Co., Ltd. | Strobo apparatus |
JPH07245187A (ja) | 1994-03-07 | 1995-09-19 | Olympus Optical Co Ltd | ストロボ装置 |
JPH09127578A (ja) * | 1995-11-02 | 1997-05-16 | Olympus Optical Co Ltd | ストロボ装置 |
US6034486A (en) * | 1996-12-25 | 2000-03-07 | Canon Kabushiki Kaisha | Electronic flash device |
JP3060163B2 (ja) * | 1997-03-04 | 2000-07-10 | スタンレー電気株式会社 | ストロボ回路 |
JP2894682B2 (ja) * | 1997-08-04 | 1999-05-24 | オリンパス光学工業株式会社 | 閃光発光装置 |
US6150770A (en) * | 1998-02-25 | 2000-11-21 | Canon Kabushiki Kaisha | Flash apparatus |
-
2005
- 2005-10-14 JP JP2005300260A patent/JP4863196B2/ja not_active Expired - Fee Related
-
2006
- 2006-10-16 US US11/549,693 patent/US7592752B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2007109551A (ja) | 2007-04-26 |
US20070145904A1 (en) | 2007-06-28 |
US7592752B2 (en) | 2009-09-22 |
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