JPH02138929U - - Google Patents
Info
- Publication number
- JPH02138929U JPH02138929U JP4702189U JP4702189U JPH02138929U JP H02138929 U JPH02138929 U JP H02138929U JP 4702189 U JP4702189 U JP 4702189U JP 4702189 U JP4702189 U JP 4702189U JP H02138929 U JPH02138929 U JP H02138929U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- light emitting
- series
- emitting diode
- solid state
- 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
- 239000007787 solid Substances 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案の第一の実施例を示す固体リレ
ーの駆動回路図、第２図は本考案の第二の実施例
を示す固体リレーの駆動回路図、第３図は従来の
一例を示す固体リレーの駆動回路図である。
１……固体リレー、２……駆動回路、３……負
荷、４……第一の抵抗、５……コンデンサ、６…
…第二の抵抗、７……駆動用トランジスタ、８…
…ＰＭＯＳ、９……ＮＭＯＳ。
Fig. 1 is a drive circuit diagram of a solid state relay showing a first embodiment of the present invention, Fig. 2 is a drive circuit diagram of a solid state relay showing a second embodiment of the invention, and Fig. 3 is a conventional example. FIG. 3 is a drive circuit diagram of the solid state relay shown in FIG. DESCRIPTION OF SYMBOLS 1...Solid relay, 2...Drive circuit, 3...Load, 4...First resistor, 5...Capacitor, 6...
...Second resistor, 7...Drive transistor, 8...
...PMOS, 9...NMOS.
Claims (1)
負荷を出力側に接続する固体リレーの駆動回路に
おいて、所定電圧源と接地間に直列接続された第
一の抵抗およびコンデンサと、所定電圧源と接地
間に直列に接続された第二の抵抗もしくは一導電
チヤネル型ＭＯＳＦＥＴ並びに入力電圧を印加す
る駆動用バイポーラトランジスタもしくは逆導電
チヤネル型ＭＯＳＦＥＴとを有し、前記第一の抵
抗およびコンデンサの接続点を前記固体リレーに
内蔵した発光ダイオードの陽極側に、且つ前記第
二の抵抗もしくは一導電チヤネル型ＭＯＳＦＥＴ
および駆動用バイポーラトランジスタもしくは逆
導電チヤネル型ＭＯＳＦＥＴの接続点を前記発光
ダイオードの陰極側にそれぞれ接続しうるように
したことを特徴とする固体リレーの駆動回路。 In a solid state relay drive circuit that connects a built-in light emitting diode to the input side and a load to the output side, a first resistor and a capacitor connected in series between a predetermined voltage source and ground, and a first resistor and a capacitor connected in series between the predetermined voltage source and ground. a second resistor or one conductive channel type MOSFET connected in series to the solid state, and a drive bipolar transistor or reverse conductive channel type MOSFET to which an input voltage is applied, and the connection point of the first resistor and the capacitor is connected to the solid state. On the anode side of the light emitting diode built into the relay, and on the second resistor or one conductive channel type MOSFET.
and a drive circuit for a solid-state relay, characterized in that connection points of a drive bipolar transistor or a reverse conduction channel MOSFET can be respectively connected to the cathode side of the light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4702189U JPH02138929U (en) | 1989-04-21 | 1989-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4702189U JPH02138929U (en) | 1989-04-21 | 1989-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02138929U true JPH02138929U (en) | 1990-11-20 |
Family
ID=31562590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4702189U Pending JPH02138929U (en) | 1989-04-21 | 1989-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02138929U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006060324A (en) * | 2004-08-17 | 2006-03-02 | Denso Corp | Interface circuit |
| JP2018007135A (en) * | 2016-07-06 | 2018-01-11 | 富士電機株式会社 | Signal transfer circuit and instrumentation device |
-
1989
- 1989-04-21 JP JP4702189U patent/JPH02138929U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006060324A (en) * | 2004-08-17 | 2006-03-02 | Denso Corp | Interface circuit |
| JP2018007135A (en) * | 2016-07-06 | 2018-01-11 | 富士電機株式会社 | Signal transfer circuit and instrumentation device |
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