JPS6355749U - - Google Patents
Info
- Publication number
- JPS6355749U JPS6355749U JP14655186U JP14655186U JPS6355749U JP S6355749 U JPS6355749 U JP S6355749U JP 14655186 U JP14655186 U JP 14655186U JP 14655186 U JP14655186 U JP 14655186U JP S6355749 U JPS6355749 U JP S6355749U
- Authority
- JP
- Japan
- Prior art keywords
- current
- electronic device
- limiting resistor
- secondary battery
- current limiting
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Description
第１図は本考案に係る重負荷検知制御回路を適
用した電子機器システムの一例を示した回路図、
第２図は第１図の変形例を示した回路図、第３図
は従来における電子機器システムの一例を示した
回路図である。
１…ＡＣ―ＤＣアダプター、５…二次電池、１
２，２１…電子機器本体、１３，２０…付属電子
機器、１６…検出切換手段を構成する電磁リレー
、１９…検出切換手段を構成する半導体スイツチ
、Ｒ…電流制限抵抗、Ｒｏ…第２の電流制限抵抗
。
FIG. 1 is a circuit diagram showing an example of an electronic equipment system to which the heavy load detection control circuit according to the present invention is applied;
FIG. 2 is a circuit diagram showing a modification of FIG. 1, and FIG. 3 is a circuit diagram showing an example of a conventional electronic equipment system. 1... AC-DC adapter, 5... Secondary battery, 1
2, 21... Electronic device body, 13, 20... Attached electronic device, 16... Electromagnetic relay constituting the detection switching means, 19... Semiconductor switch constituting the detection switching means, R... Current limiting resistor, Ro... Second current limiting resistance.
Claims (1)
る電流制限抵抗とを有した電子機器本体と、この
電子機器本体に接続され前記二次電池を共用して
駆動する付属電子機器と、前記電流制限抵抗を介
して前記電子機器本体に接続され負荷電流と前記
二次電池への充電電流とを供給するＡＣ―ＤＣア
ダプターとを備えた重負荷検知制御回路であつて
、前記電流制限抵抗と並列に前記ＡＣ―ＤＣアダ
プターに接続される第２の電流制限抵抗と、前記
付属電子機器の接続状態を検出して前記第２の電
流制限抵抗を投入する検出切換手段とを有し、前
記ＡＣ―ＤＣアダプターからの前記供給電流を負
荷電流に応じて制御するようにしたことを特徴と
する重負荷検知制御回路。 an electronic device main body having a secondary battery and a current limiting resistor for controlling charging current to the secondary battery; an attached electronic device connected to the electronic device main body and driven by sharing the secondary battery; A heavy load detection control circuit comprising an AC-DC adapter connected to the electronic device main body via a current limiting resistor and supplying a load current and a charging current to the secondary battery, the current limiting resistor and a second current limiting resistor connected in parallel to the AC-DC adapter; and detection switching means for detecting the connection state of the attached electronic device and turning on the second current limiting resistor; - A heavy load detection control circuit characterized in that the supply current from the DC adapter is controlled according to the load current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14655186U JPS6355749U (en) | 1986-09-26 | 1986-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14655186U JPS6355749U (en) | 1986-09-26 | 1986-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6355749U true JPS6355749U (en) | 1988-04-14 |
Family
ID=31059120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14655186U Pending JPS6355749U (en) | 1986-09-26 | 1986-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6355749U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59222045A (en) * | 1983-06-01 | 1984-12-13 | セイコーエプソン株式会社 | Charging circuit of secondary battery |
| JPS6137515B2 (en) * | 1981-04-01 | 1986-08-23 | Seibu Polymer Kasei Kk |
-
1986
- 1986-09-26 JP JP14655186U patent/JPS6355749U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6137515B2 (en) * | 1981-04-01 | 1986-08-23 | Seibu Polymer Kasei Kk | |
| JPS59222045A (en) * | 1983-06-01 | 1984-12-13 | セイコーエプソン株式会社 | Charging circuit of secondary battery |