JPH02110559U - - Google Patents

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Publication number
JPH02110559U
JPH02110559U JP2076189U JP2076189U JPH02110559U JP H02110559 U JPH02110559 U JP H02110559U JP 2076189 U JP2076189 U JP 2076189U JP 2076189 U JP2076189 U JP 2076189U JP H02110559 U JPH02110559 U JP H02110559U
Authority
JP
Japan
Prior art keywords
capacitor
drive device
capacitance
igniter drive
measuring
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
JP2076189U
Other languages
Japanese (ja)
Other versions
JPH0635833Y2 (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 JP2076189U priority Critical patent/JPH0635833Y2/en
Publication of JPH02110559U publication Critical patent/JPH02110559U/ja
Application granted granted Critical
Publication of JPH0635833Y2 publication Critical patent/JPH0635833Y2/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図は本考案の一実施例に係る点火器駆動装
置の構成図、第２図は第１図の点火器駆動装置の
作動を説明するためのタイミングチヤート、第３
図はコンデンサから放出されるエネルギーの算出
式を説明するための回路図、第４図は電源バツク
アツプ用コンデンサの容量値と基準電圧との関係
を示す図である。 １…中央処理装置（ＣＰＵ）、２…スイツチン
グレギユレータ、８…第１のトランジスタ、９…
コイル、１０…昇圧ダイオード、１３…電源バツ
クアツプ用コンデンサ、１４…定電流放電回路、
１５…第２のトランジスタ、１８…点火器。 FIG. 1 is a block diagram of an igniter drive device according to an embodiment of the present invention, FIG. 2 is a timing chart for explaining the operation of the igniter drive device of FIG. 1, and FIG.
The figure is a circuit diagram for explaining a formula for calculating the energy released from the capacitor, and FIG. 4 is a diagram showing the relationship between the capacitance value of the power backup capacitor and the reference voltage. DESCRIPTION OF SYMBOLS 1... Central processing unit (CPU), 2... Switching regulator, 8... First transistor, 9...
Coil, 10... Boost diode, 13... Power backup capacitor, 14... Constant current discharge circuit,
15...second transistor, 18...igniter.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電源バツクアツプ用コンデンサを備えた点火器
駆動装置において、前記コンデンサの容量を計測
する容量計測手段と、該計測した容量値に応じて
前記コンデンサに印加する電圧を可変制御する電
圧可変制御手段とを設けたことを特徴とする点火
器駆動装置。 An igniter drive device equipped with a power backup capacitor, comprising a capacitance measuring means for measuring the capacitance of the capacitor, and a voltage variable control means for variably controlling the voltage applied to the capacitor according to the measured capacitance value. An igniter drive device characterized by:
JP2076189U 1989-02-23 1989-02-23 Igniter drive Expired - Lifetime JPH0635833Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2076189U JPH0635833Y2 (en) 1989-02-23 1989-02-23 Igniter drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2076189U JPH0635833Y2 (en) 1989-02-23 1989-02-23 Igniter drive

Publications (2)

Publication Number Publication Date
JPH02110559U true JPH02110559U (en) 1990-09-04
JPH0635833Y2 JPH0635833Y2 (en) 1994-09-21

Family

ID=31237401

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2076189U Expired - Lifetime JPH0635833Y2 (en) 1989-02-23 1989-02-23 Igniter drive

Country Status (1)

Country Link
JP (1) JPH0635833Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016094844A (en) * 2014-11-12 2016-05-26 株式会社デンソー Electronic control device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016094844A (en) * 2014-11-12 2016-05-26 株式会社デンソー Electronic control device

Also Published As

Publication number Publication date
JPH0635833Y2 (en) 1994-09-21

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