JPS6448841U - - Google Patents
Info
- Publication number
- JPS6448841U JPS6448841U JP14343187U JP14343187U JPS6448841U JP S6448841 U JPS6448841 U JP S6448841U JP 14343187 U JP14343187 U JP 14343187U JP 14343187 U JP14343187 U JP 14343187U JP S6448841 U JPS6448841 U JP S6448841U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- flyback current
- circuit
- transistor
- time constant
- 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
- 238000010521 absorption reaction Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Relay Circuits (AREA)
Description
第１図は本考案の実施例を示す回路図、第２図
及び第３図は従来例を示す回路図である。
１は電源端子、２は接地端子、３はコイル、４
は第２のトランジスタ、５は時定数回路、６はパ
ルス信号装置、７は第１のトランジスタ。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIGS. 2 and 3 are circuit diagrams showing a conventional example. 1 is the power terminal, 2 is the ground terminal, 3 is the coil, 4
is a second transistor, 5 is a time constant circuit, 6 is a pulse signal device, and 7 is a first transistor.
Claims (1)
、前記コイルと並列に前記コイルから発生するフ
ライバツク電流が吸収される吸収回路が接続され
たフライバツク電流吸収回路において、前記コイ
ルと並列に接続された時定数回路と、前記時定数
回路によつて制御される第２のトランジスタと、
前記第２のトランジスタ及びフライホイールダイ
オードを介して前記コイルに前記フライバツク電
流がループされるループ回路とを備えたことを特
徴とするフライバツク電流吸収回路。 In a flyback current absorption circuit in which a first transistor is connected in series to a coil, and an absorption circuit is connected in parallel to the coil to absorb a flyback current generated from the coil, the time constant is connected in parallel to the coil. a second transistor controlled by the time constant circuit;
A flyback current absorption circuit comprising: a loop circuit in which the flyback current is looped to the coil via the second transistor and the flywheel diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14343187U JPS6448841U (en) | 1987-09-18 | 1987-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14343187U JPS6448841U (en) | 1987-09-18 | 1987-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6448841U true JPS6448841U (en) | 1989-03-27 |
Family
ID=31410251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14343187U Pending JPS6448841U (en) | 1987-09-18 | 1987-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6448841U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS609024A (en) * | 1983-06-29 | 1985-01-18 | 富士電機株式会社 | Coil drive circuit of electromagenetic unit |
-
1987
- 1987-09-18 JP JP14343187U patent/JPS6448841U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS609024A (en) * | 1983-06-29 | 1985-01-18 | 富士電機株式会社 | Coil drive circuit of electromagenetic unit |
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