JPS6293813U - - Google Patents
Info
- Publication number
- JPS6293813U JPS6293813U JP18476485U JP18476485U JPS6293813U JP S6293813 U JPS6293813 U JP S6293813U JP 18476485 U JP18476485 U JP 18476485U JP 18476485 U JP18476485 U JP 18476485U JP S6293813 U JPS6293813 U JP S6293813U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- voltage dividing
- shunt resistor
- dividing resistor
- switch
- 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
- Analogue/Digital Conversion (AREA)
- Attenuators (AREA)
Description
第１図は、この考案の可変抵抗回路の一実施例
を示す回路図、第２図は、従来の可変抵抗回路の
一例を示す回路図である。
１１……可変抵抗回路、２……分圧抵抗、３…
…分流抵抗、５……スイツチ、１２……補償抵抗
。
FIG. 1 is a circuit diagram showing an embodiment of the variable resistance circuit of this invention, and FIG. 2 is a circuit diagram showing an example of a conventional variable resistance circuit. 11...Variable resistance circuit, 2...Voltage dividing resistor, 3...
...Shunt resistance, 5...Switch, 12...Compensation resistance.
Claims (1)
もつ分流抵抗の並列接続回路が梯子状に連ねて接
続され、各分流抵抗ごとに接続したスイツチによ
り任意に分流した電流の加算値に対応する電圧出
力を得る可変抵抗回路であつて、前記分圧抵抗は
、前記スイツチのオン抵抗と同じ抵抗値をもつ補
償抵抗が接続され、分圧抵抗側と分流抵抗側に分
岐される電流値が常に一致するよう補償を施した
可変抵抗回路。 A parallel circuit consisting of a voltage dividing resistor connected in series with the power supply and a shunt resistor with twice the resistance value is connected in a ladder fashion, and a switch connected to each shunt resistor is used to calculate the sum of the arbitrarily divided currents. A variable resistance circuit that obtains a corresponding voltage output, wherein the voltage dividing resistor is connected to a compensation resistor having the same resistance value as the on-resistance of the switch, and the current value is divided into a voltage dividing resistor side and a shunt resistor side. A variable resistance circuit that is compensated so that the values always match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18476485U JPS6293813U (en) | 1985-11-30 | 1985-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18476485U JPS6293813U (en) | 1985-11-30 | 1985-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6293813U true JPS6293813U (en) | 1987-06-15 |
Family
ID=31132748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18476485U Pending JPS6293813U (en) | 1985-11-30 | 1985-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6293813U (en) |
-
1985
- 1985-11-30 JP JP18476485U patent/JPS6293813U/ja active Pending