JPS6413523U - - Google Patents
Info
- Publication number
- JPS6413523U JPS6413523U JP10726087U JP10726087U JPS6413523U JP S6413523 U JPS6413523 U JP S6413523U JP 10726087 U JP10726087 U JP 10726087U JP 10726087 U JP10726087 U JP 10726087U JP S6413523 U JPS6413523 U JP S6413523U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- circuit
- reference voltage
- switches
- divides
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Voltage And Current In General (AREA)
Description
第１図は本考案の電圧多段切替方式の実施例の
構成を示す図、第２図は従来の電圧多段切替方式
の構成を示す図である。
１，３……電圧発生ユニツト、２，４……制御
部、Ａ……演算増幅器、Ｅ１……基準電圧電源、
Ｅ２……基準電圧発生回路、Ｒ１〜Ｒ９……抵抗
器、Ｓ１〜Ｓ６……スイツチ。
FIG. 1 is a diagram showing the configuration of an embodiment of the voltage multi-stage switching system of the present invention, and FIG. 2 is a diagram showing the configuration of a conventional voltage multi-stage switching system. 1, 3... Voltage generation unit, 2, 4... Control section, A... Operational amplifier, E 1 ... Reference voltage power supply,
E2 ... Reference voltage generation circuit, R1 to R9 ... Resistors, S1 to S6 ... Switches.
Claims (1)
する電圧発生ユニツト内に、前記所定電圧発生の
基準となる基準電圧を発生する基準電圧発生回路
と、外部の分圧用抵抗回路と接続して前記基準電
圧を分圧する抵抗器回路とを有し、前記所定電圧
値を段階的に切替制御する制御部には、前記電圧
発生ユニツト内の抵抗器回路と接続して基準電圧
を分圧する分圧用抵抗器回路とその分圧比を切替
選択する分圧比選択回路を有することを特徴とす
る電圧多段切替方式。 A voltage generation unit that generates a predetermined voltage according to the purpose of use in the copying machine includes a reference voltage generation circuit that generates a reference voltage that is a reference for generating the predetermined voltage, and an external voltage dividing resistor circuit that connects the The control section includes a resistor circuit that divides the reference voltage, and the control section that switches and controls the predetermined voltage value in stages includes a voltage dividing resistor that is connected to the resistor circuit in the voltage generation unit and divides the reference voltage. A voltage multi-stage switching system characterized by having a voltage division ratio selection circuit that switches and selects a voltage division ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10726087U JPS6413523U (en) | 1987-07-13 | 1987-07-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10726087U JPS6413523U (en) | 1987-07-13 | 1987-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6413523U true JPS6413523U (en) | 1989-01-24 |
Family
ID=31341510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10726087U Pending JPS6413523U (en) | 1987-07-13 | 1987-07-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6413523U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7271860B2 (en) | 2000-08-28 | 2007-09-18 | Sharp Kabushiki Kaisha | Semiconductor device, liquid crystal module adopting same, method of manufacturing liquid crystal module, and electronic equipment adopting same |
-
1987
- 1987-07-13 JP JP10726087U patent/JPS6413523U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7271860B2 (en) | 2000-08-28 | 2007-09-18 | Sharp Kabushiki Kaisha | Semiconductor device, liquid crystal module adopting same, method of manufacturing liquid crystal module, and electronic equipment adopting same |