JPH0326280U - - Google Patents
Info
- Publication number
- JPH0326280U JPH0326280U JP8499189U JP8499189U JPH0326280U JP H0326280 U JPH0326280 U JP H0326280U JP 8499189 U JP8499189 U JP 8499189U JP 8499189 U JP8499189 U JP 8499189U JP H0326280 U JPH0326280 U JP H0326280U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- input
- relay
- capacitor
- series
- 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
- 239000003990 capacitor Substances 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第1図は本考案による入力回路の一実施例を説
明する構成図、第2図は第1図における遅延回路
とリレー駆動回路の具体例を説明する回路図、第
3図は本考案の他の実施例を示す回路図、第4図
は従来技術による突入電流抑制回路の一例を示す
構成図、第5図は従来技術による逆接続防止回路
の一例を示す構成図である。
1……DC/DCコンバータ、3……コンデン
サ、4……負荷、5,6……入力端子、70,8
0……出力端子、9……遅延回路、10……リレ
ー駆動回路、11……抵抗、12……ダイオード
、13……リレー接点。
FIG. 1 is a block diagram illustrating an embodiment of an input circuit according to the present invention, FIG. 2 is a circuit diagram illustrating a specific example of the delay circuit and relay drive circuit in FIG. 1, and FIG. FIG. 4 is a block diagram showing an example of a rush current suppression circuit according to the prior art, and FIG. 5 is a block diagram showing an example of a reverse connection prevention circuit according to the prior art. 1...DC/DC converter, 3...Capacitor, 4...Load, 5, 6...Input terminal, 70, 8
0...Output terminal, 9...Delay circuit, 10...Relay drive circuit, 11...Resistor, 12...Diode, 13...Relay contact.
Claims (1)
、上記コンデンサへの突入電流を抑制する抵抗と
逆流を防止する整流素子とを直列に接続し、この
直列回路にさらにリレーの接点を並列に接続し、
上記リレーの駆動回路を入力電源から遅延回路を
介して駆動することを特徴とする入力回路。 (2) 請求項(1)において、前記リレーに代えて半
導体素子を用いたことを特徴とする入力回路。[Claims for Utility Model Registration] (1) In an input circuit having a capacitor at the input, a resistor for suppressing inrush current to the capacitor and a rectifier for preventing reverse current are connected in series, and a relay is further connected to this series circuit. Connect the contacts in parallel,
An input circuit characterized in that the drive circuit for the relay is driven from an input power source via a delay circuit. (2) The input circuit according to claim (1), characterized in that a semiconductor element is used in place of the relay.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8499189U JPH0326280U (en) | 1989-07-21 | 1989-07-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8499189U JPH0326280U (en) | 1989-07-21 | 1989-07-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0326280U true JPH0326280U (en) | 1991-03-18 |
Family
ID=31633847
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8499189U Pending JPH0326280U (en) | 1989-07-21 | 1989-07-21 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0326280U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003079404A (en) * | 2001-09-12 | 2003-03-18 | Okamoto Ind Inc | Shoes |
JP2008125534A (en) * | 2006-11-16 | 2008-06-05 | Hironobu Mishima | Orthosis |
JP2009247508A (en) * | 2008-04-03 | 2009-10-29 | Aki Uchida | Cover for walking assistance tool |
JP2013066321A (en) * | 2011-09-20 | 2013-04-11 | Hitachi Automotive Systems Ltd | On-vehicle controller |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59178971A (en) * | 1983-03-28 | 1984-10-11 | Toshiba Electric Equip Corp | Power source |
JPH01170365A (en) * | 1987-12-22 | 1989-07-05 | Nec Corp | Rush current preventing circuit |
-
1989
- 1989-07-21 JP JP8499189U patent/JPH0326280U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59178971A (en) * | 1983-03-28 | 1984-10-11 | Toshiba Electric Equip Corp | Power source |
JPH01170365A (en) * | 1987-12-22 | 1989-07-05 | Nec Corp | Rush current preventing circuit |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003079404A (en) * | 2001-09-12 | 2003-03-18 | Okamoto Ind Inc | Shoes |
JP2008125534A (en) * | 2006-11-16 | 2008-06-05 | Hironobu Mishima | Orthosis |
JP2009247508A (en) * | 2008-04-03 | 2009-10-29 | Aki Uchida | Cover for walking assistance tool |
JP2013066321A (en) * | 2011-09-20 | 2013-04-11 | Hitachi Automotive Systems Ltd | On-vehicle controller |
US9126495B2 (en) | 2011-09-20 | 2015-09-08 | Hitachi Automotive Systems, Ltd. | Electronic control unit for automobile |
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