JPS589430A - Circuit device having final stage transistor for connecting and shielding load - Google Patents
Circuit device having final stage transistor for connecting and shielding loadInfo
- Publication number
- JPS589430A JPS589430A JP57108597A JP10859782A JPS589430A JP S589430 A JPS589430 A JP S589430A JP 57108597 A JP57108597 A JP 57108597A JP 10859782 A JP10859782 A JP 10859782A JP S589430 A JPS589430 A JP S589430A
- Authority
- JP
- Japan
- Prior art keywords
- final stage
- transistor
- stage transistor
- load
- emitter
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/64—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors having inductive loads
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
- Electronic Switches (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
技術水準
本発明は、終段トランジスタのエミッターコレクタ区間
は負荷と共に直流電源に接続される所定の直列回路を形
成し、終段トランジスタのコレクタが負荷に接続され、
１つまたは複数のドライバトランジスタのベース−エミ
ッタ区間は終段トランジスタのベース−エミッタ区間に
対して直列に接続されている、負荷１例えば内燃機関の
点火装置の点火コイルの１次巻線を接続および遮断する
終段トランジスタを有する回路装置に関する。DETAILED DESCRIPTION OF THE INVENTION State of the Art The present invention provides that the emitter-collector section of the final stage transistor forms a predetermined series circuit connected to the DC power supply together with the load, the collector of the final stage transistor is connected to the load,
The base-emitter section of one or more driver transistors is connected in series with the base-emitter section of the final stage transistor, and connects a load 1, for example the primary winding of an ignition coil of an ignition system of an internal combustion engine. The present invention relates to a circuit device having a final stage transistor that is cut off.
ドイツ特許出願公開公報第１９０１５５７号から、その
ような回路装置は公知であるが、終段トランジスタの制
菌に必要な電力が比較的高い。Although such a circuit arrangement is known from German Patent Application No. 1901557, the power required for sterilization of the final transistor is relatively high.
発明の効果
本発明の回路装置の場合、前述の欠点が充分に除去され
る。Effects of the Invention With the circuit arrangement according to the invention, the aforementioned drawbacks are largely eliminated.
次に本発明を図示の実施例を用いて詳細１（説明する。Next, the present invention will be explained in detail 1 using an illustrated embodiment.
図示していない自動車の同じく図示していない内燃機関
用の点火装置が本発明の回路装置の有利な実施例として
図示されている。An ignition system for an internal combustion engine, also not shown, of a motor vehicle, not shown, is shown as a preferred embodiment of the circuit arrangement according to the invention.
点火装置は自動車のバッテリなどの直流電源１から給電
される。直流電源１の負椿には、アースされている線２
が接続され、正極には、作動スイッチ（点火スイッチ）
３を含む給電線４が接続されている。回路装置はｎｐｎ
終段トラン、ジスタ５を有し、終段トランジスタ５のエ
ミッターコレクタ区間は負荷６と共に直流電源ｌに接続
される所定の直列回路を形成する。有利な実施例では、
負荷６け点火装置の点火コイル８の１次巻線７である。The ignition device is supplied with power from a DC power source 1 such as a car battery. The negative camellia of DC power supply 1 has a grounded wire 2.
is connected, and the positive terminal is the activation switch (ignition switch)
A power supply line 4 including 3 is connected. The circuit device is npn
It has a final stage transistor, a transistor 5, whose emitter-collector section forms, together with a load 6, a predetermined series circuit connected to a DC power supply l. In an advantageous embodiment,
This is the primary winding 7 of the ignition coil 8 of the six-load ignition device.
更に１点火コイル８の２次巻線９は、少なくとも１つの
点火プラグ■０を介してアース線２に接続されている。Furthermore, the secondary winding 9 of one ignition coil 8 is connected to the ground wire 2 via at least one spark plug (2).
コレクタが１次巻線７に接続され、エミッタがアース線
２に接続されている終段トランジスタ５のベースには、
第１のｎｐｎドライバトランジスタ１１のベース−エミ
ッタ区間と第２のｎｐｎドライバトランジスタ１２のベ
ース−エミッタ区間とを含む直列回路が前置接続されて
いる。その際、第２のドライノ上トランジスタ１２のエ
ミッタは終段トランジスタ５のベースに接続され、第１
のドライバトランジスタ１１のベースは終段トランジス
タ５の制御用入力側１３として使われている。第１のＩ
Ｓクライバランジスタ１１のコレクタは抵抗１４を介し
て給電、線４に接続されている。同じく第２のドライバ
トランジスタ１２のコレクタは抵抗１５を介して給電線
４に接続されている。制（財）入力側１３けｎｐｎ制御
トランジスタ１６のコレクタト接続され、抵抗１７を介
して給電線４とも接続されている。制御トランジスタ１
６のエミッタはアース線２に接続され、ベースはノξル
ス発生器１８の出力側に接続され、ノξルス発生器１８
け終段トランジスタ５のエミッターコレクタ区間をノぐ
ルス休止期間中導電状態にまた。ノξルス持続期間中遮
断状態にするようにノ々ルスを発生する。The base of the final stage transistor 5 has a collector connected to the primary winding 7 and an emitter connected to the ground wire 2.
A series circuit including the base-emitter section of the first npn driver transistor 11 and the base-emitter section of the second npn driver transistor 12 is connected upstream. At this time, the emitter of the second transistor 12 is connected to the base of the final stage transistor 5, and
The base of the driver transistor 11 is used as the control input 13 of the final stage transistor 5. 1st I
The collector of the S client transistor 11 is connected to the power supply line 4 via a resistor 14. Similarly, the collector of the second driver transistor 12 is connected to the power supply line 4 via a resistor 15. The control input side 13 is connected to the collector of the NPN control transistor 16, and is also connected to the power supply line 4 via a resistor 17. control transistor 1
The emitter of 6 is connected to the ground wire 2, and the base is connected to the output side of the nollus generator 18.
This makes the emitter-collector section of the final stage transistor 5 conductive during the nozzle rest period. ξ Generate a norus so that it is in a blocked state for the duration of the norus.
ノξルス発生器２０け給電のために線１９を介して給電
線４と接続され、線２０を介してアース線と接続されて
いる。ノξルス発生器１８の割判のために、ノ々ルス発
生器Ｊ８の入力側に、アース線２に接続されている信号
発信器２１が接続され、信号発信器２１は有利な実施例
では、小（５）
形交流発電機の形式にしたがって作動し、図示していな
い内燃機関のクランク軸と作動連結されている。The noise generator 20 is connected to a power supply line 4 via a line 19 for power supply, and is connected to a ground line via a line 20. ξ For the purpose of distributing the noise generator 18, a signal transmitter 21 is connected to the input side of the noise generator J8, which is connected to the ground line 2; , in the form of a small (5) type alternator, and is operatively connected to the crankshaft of an internal combustion engine, not shown.
本実施例では、トランジスタ１１，１２．５のベース−
エミッタ区間から成る直列回路の入力側１３からリーク
線２２が分岐し、リーク線２２け負荷６と終段トランジ
スタ５のコレクタとの間の接続線２３に接続され、入力
側１３に作用する制御電流に対して順方向に極性づけら
れた少なくとも１つのリークダイオードを含んでいる。In this embodiment, the bases of transistors 11 and 12.5 are
A leakage line 22 branches off from the input side 13 of the series circuit consisting of the emitter section and is connected to a connection line 23 between the load 6 and the collector of the final stage transistor 5, so that the control current acting on the input side 13 at least one leakage diode polarized in a forward direction with respect to the diode.
導出ダイオードの個数はドライノ上トランジスタの個数
に相応する。本実施例では２つのドライノ上トランジス
タ１２．１３が使われているので、有利には２つのリー
クダイオード２４．２５が設けられている。The number of lead-out diodes corresponds to the number of transistors on the drino. Since two top transistors 12.13 are used in this exemplary embodiment, two leakage diodes 24.25 are advantageously provided.
次に、上述の回路装置の動作について説明する。Next, the operation of the above-described circuit device will be explained.
作動スイッチ３が投入接続されるとすぐに。As soon as the activation switch 3 is connected.
回路装置は作動状態になる。The circuit device becomes active.
信号発信器２１がノクルス休止期間ｔ１をトリガ（６）
する場合、制御トランジスタ１Ｇのエミッターコレクタ
区間は遮断状態に移行し、その結果、第１のドライバト
ランジスタ１１のペース−エミッタ区間、第２の１５ラ
イノ々トランジスタ】２のベース−エミッタ区間、およ
び終段トランジスタ５のベース−エミッタ区間をｆｌｉ
ｌｌ 御電ｆｆ１ｆｉ カａれ、このトランジスタ１１
，１２．５のエミッターコレクタ区間が導通する。リー
クダイア１−−１５２４の順方向電圧は、第１のＩＳラ
イノ々トラン、）ｘ夕１１のペース−エミッタ区間の順
方向電圧とほぼ一致するように選定さ力、る。まり、リ
ークダイオ−１？２５の順方向電圧は、第２の１３ライ
パトランジスタ１２０ベース−エミッタ区間の順方向電
圧と一致するように選定される。If the signal generator 21 triggers the Noculus rest period t1 (6), the emitter-collector section of the control transistor 1G goes into the cut-off state, so that the pace-emitter section of the first driver transistor 11, the second 15 The base-emitter section of Rhino transistor] 2 and the base-emitter section of the final stage transistor 5 are fli
ll Goden ff1fi Kare, this transistor 11
, 12.5 are conductive. The forward voltage of the leakage diaphragm 1524 is selected to approximately match the forward voltage of the pace-emitter section of the first IS rhino transistor 11). In other words, the forward voltage of the leakage diode 1-25 is selected to match the forward voltage of the base-emitter section of the second 13-Leiper transistor 120.
その結果、接続線２３の電６ｒが２つのダイオードの順
方向電圧だけ低い入力端１３の電位に低下すると、制倒
雷淀成分はリークダイオード２４．２５’（ｉｌ＝介し
て分岐さハ５．終段トランジスタ５のコレクタに流れる
。その結果、１ヘランジヌタ５は電流増幅度が大きく、
コレクターエミッタ飽和電、圧、従ってベース−エミッ
タ電圧が比較的低い作動領域に位置することが確実とな
る。As a result, when the voltage 6r of the connecting line 23 drops to the potential of the input terminal 13 which is lower by the forward voltage of the two diodes, the suppression lightning component is branched off through the leakage diode 24.25' (il=5. The current flows to the collector of the final stage transistor 5. As a result, the current amplification degree of the 1 range nullifier 5 is large;
It is ensured that the collector-emitter saturation voltage, voltage and thus the base-emitter voltage are located in a relatively low operating region.
従って、入力側１３に加わる制御電流のうち、終段トラ
ンジスタ５の低いコレクターエミッタ電圧に達するため
に必要な程度の制御電流が第１のドライバトランジスタ
ー１のペースに分流される。リーク接続線２２に分流さ
れる電流は損失電流であるが、負荷電流より極めて小さ
い。Therefore, of the control current applied to the input side 13 , that amount of control current necessary to reach the low collector-emitter voltage of the final stage transistor 5 is shunted to the pace of the first driver transistor 1 . The current shunted to the leak connection line 22 is a loss current, but it is extremely smaller than the load current.
図は本発明の回路装置の実施例を示す図である。
５・・・終段トランジスタ、６・・・負荷、１１．１２
・・・ドライバトランジスタ、１３・・・入力側、１８
・・・）ξルス発生器、２４．２５・・リークダイオー
ド
復代理人 弁理士 矢 野 敏 雄The figure is a diagram showing an embodiment of the circuit device of the present invention. 5... Final stage transistor, 6... Load, 11.12
...Driver transistor, 13...Input side, 18
...) ξ Lus generator, 24.25... Leak diode Sub-agent Patent attorney Toshio Yano
Claims (1)
と共に直流電源に接続される所定の直列回路を形成し、
前記終段Ｉ・ランジスタのコレクタが前記負荷に接続さ
れ、１つ寸たけ複数のドライバトランジスタのベースー
エミッタ区間は前記終段トランジスタのベース−エミッ
タ区間に対して直列１／ｃ接続されている。 負荷を接続および遮断する終段トランジスタを有する回
路装置において、終段トランジスタおよびドライバトラ
ンジスタのベース−エミッタ区間から成る直列回路の入
力側（工３）からリーク線（２２）が分岐し、前記リー
ク線（２２）は負荷（６）と終段トランジスタ（５）の
コレクタとの間の接続点に接続され、…■記大入力側１
３）に作用する制御電流に対して１１ｖＪ方向に極性づ
けられた少なくとも１つのリークダイオード（２４，な
いし２５）を含むことを特徴とする。負荷を接続および
遮断する終段トランジスタを有する回路装置。 ２ 複数のドライノぐトランジスタ（１１，１２）を使
う場合、前記ドライバトランジスタ（１］。 １２）のそれぞれに１つのリークダイオード（２４ない
し２５）を設けた特許請求の範囲第１項記載の負荷を接
続および遮断する終段トランジスタを有する回路装置。 ３、 それぞれのリークダイオード（２４ないし２５）
の順方向電圧とドライバトランジスタ（１１ないり、１
２）のベース−エミッタ区間の順方向電圧とはほぼ同じ
大きさである特許請求の範囲第１項記載の負荷を接続お
よび遮断する終段トランジスタを有する回路装置。[Claims] 1. The emitter-collector section of the final stage transistor forms a predetermined series circuit connected to the DC power supply together with the load,
The collector of the final stage I transistor is connected to the load, and the base-emitter sections of the plurality of driver transistors are connected in series 1/c to the base-emitter section of the final stage transistor. In a circuit device having a final stage transistor that connects and disconnects a load, a leak line (22) branches from the input side (work 3) of a series circuit consisting of a base-emitter section of a final stage transistor and a driver transistor, and the leak line (22) is connected to the connection point between the load (6) and the collector of the final stage transistor (5), and...
3) is characterized in that it includes at least one leakage diode (24, 25) polarized in the 11 vJ direction with respect to the control current acting on it. A circuit device with a final stage transistor for connecting and disconnecting loads. 2. When using a plurality of dry nozzle transistors (11, 12), the load according to claim 1 is provided, in which each of the driver transistors (1) is provided with one leakage diode (24 or 25). Circuit device with connecting and disconnecting final stage transistors. 3. Each leakage diode (24 or 25)
forward voltage and driver transistor (11 or 1
2) A circuit arrangement having an end-stage transistor for connecting and disconnecting a load, which has approximately the same magnitude as the forward voltage in the base-emitter section of 2).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE31254004 | 1981-06-27 | ||
| DE19813125400 DE3125400A1 (en) | 1981-06-27 | 1981-06-27 | "CIRCUIT ARRANGEMENT WITH A TERMINAL TRANSISTOR TO SWITCH ON AND OFF A CONSUMER, IN PARTICULAR THE PRIMARY DEVELOPMENT OF A IGNITION COIL RELATED TO THE IGNITION SYSTEM OF AN INTERNAL COMBUSTION ENGINE" |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS589430A true JPS589430A (en) | 1983-01-19 |
Family
ID=6135556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57108597A Pending JPS589430A (en) | 1981-06-27 | 1982-06-25 | Circuit device having final stage transistor for connecting and shielding load |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS589430A (en) |
| DE (1) | DE3125400A1 (en) |
| GB (1) | GB2101438B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02304960A (en) * | 1989-05-02 | 1990-12-18 | Sgs Thomson Microelectron Srl | Protective device for breakdown of bidolar transistor in integration driving circuit for power device having resonant load on collector side |
| GB2520691A (en) * | 2013-11-27 | 2015-06-03 | David Matthew Flowers | Gutter Inserts |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR94998E (en) * | 1968-01-25 | 1970-02-27 | Compteurs Comp D | Static ignition advance correction device. |
| DE2852943C3 (en) * | 1978-12-07 | 1981-09-10 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Arrangement with a delayed semiconductor switch |
-
1981
- 1981-06-27 DE DE19813125400 patent/DE3125400A1/en not_active Ceased
-
1982
- 1982-03-29 GB GB08209115A patent/GB2101438B/en not_active Expired
- 1982-06-25 JP JP57108597A patent/JPS589430A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02304960A (en) * | 1989-05-02 | 1990-12-18 | Sgs Thomson Microelectron Srl | Protective device for breakdown of bidolar transistor in integration driving circuit for power device having resonant load on collector side |
| GB2520691A (en) * | 2013-11-27 | 2015-06-03 | David Matthew Flowers | Gutter Inserts |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2101438A (en) | 1983-01-12 |
| DE3125400A1 (en) | 1983-01-13 |
| GB2101438B (en) | 1985-08-21 |
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