JPS61107215U - - Google Patents
Info
- Publication number
- JPS61107215U JPS61107215U JP19198884U JP19198884U JPS61107215U JP S61107215 U JPS61107215 U JP S61107215U JP 19198884 U JP19198884 U JP 19198884U JP 19198884 U JP19198884 U JP 19198884U JP S61107215 U JPS61107215 U JP S61107215U
- Authority
- JP
- Japan
- Prior art keywords
- led
- amplifier
- light
- light emitting
- emitting elements
- 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
- 238000002955 isolation Methods 0.000 claims description 3
Landscapes
- Amplifiers (AREA)
Description
第1図は本考案のアイソレーシヨンアンプ回路
実施例である。第2図は従来のアイソレーシヨン
回路例である。
図中、10は従来のホトカプラ内蔵のパツケー
ジ、11は信号入力端子、12は信号出力端子、
13と14はともに線形増幅器、である。
FIG. 1 shows an embodiment of the isolation amplifier circuit of the present invention. FIG. 2 is an example of a conventional isolation circuit. In the figure, 10 is a conventional package with a built-in photocoupler, 11 is a signal input terminal, 12 is a signal output terminal,
Both 13 and 14 are linear amplifiers.
Claims (1)
光素子PD1,PD2を具える信号入力回路と、
及び前記入力回路の発光素子LED1,LED2
それぞれと光結合する受光素子PD3,PD4、
線形増幅器を具える信号出力回路、からなる複数
のホトカプラが形成されたバランス形増幅回路を
有することを特徴とするアイソレーシヨンアンプ
。 a signal input circuit comprising a linear amplifier, light emitting elements LED 1 and LED 2 , and light receiving elements PD 1 and PD 2 ;
and light emitting elements LED 1 and LED 2 of the input circuit
Light-receiving elements PD 3 , PD 4 optically coupled with each other,
An isolation amplifier comprising: a signal output circuit including a linear amplifier; and a balanced amplifier circuit in which a plurality of photocouplers are formed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19198884U JPS61107215U (en) | 1984-12-18 | 1984-12-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19198884U JPS61107215U (en) | 1984-12-18 | 1984-12-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61107215U true JPS61107215U (en) | 1986-07-08 |
Family
ID=30749420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19198884U Pending JPS61107215U (en) | 1984-12-18 | 1984-12-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61107215U (en) |
-
1984
- 1984-12-18 JP JP19198884U patent/JPS61107215U/ja active Pending
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