JPH0241133U - - Google Patents
Info
- Publication number
- JPH0241133U JPH0241133U JP12011588U JP12011588U JPH0241133U JP H0241133 U JPH0241133 U JP H0241133U JP 12011588 U JP12011588 U JP 12011588U JP 12011588 U JP12011588 U JP 12011588U JP H0241133 U JPH0241133 U JP H0241133U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- receiving element
- light receiving
- conversion amplifier
- amplifier circuit
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図および第２図は本考案の光検出回路の一
実施例を示す構成図、第３図は従来の光検出回路
の一例を示す構成図である。
Ｄ１……受光素子、Ｅ……電源、ＡＭＰ……変
換増幅回路、ＬＭ……電流制限回路。
1 and 2 are block diagrams showing one embodiment of the photodetection circuit of the present invention, and FIG. 3 is a block diagram showing an example of a conventional photodetection circuit. D1... Light receiving element, E... Power supply, AMP... Conversion amplifier circuit, LM... Current limiting circuit.
Claims (1)
光素子と、この電流信号を電圧信号に変換して出
力する変換増幅回路と、前記受光素子と変換増幅
回路との間に挿入された電流制限回路とを具備し
てなる光検出回路。 A light receiving element that generates a current signal proportional to the amount of incident light, a conversion amplifier circuit that converts this current signal into a voltage signal and outputs it, and a current limiting circuit inserted between the light receiving element and the conversion amplifier circuit. A photodetection circuit comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12011588U JPH0241133U (en) | 1988-09-13 | 1988-09-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12011588U JPH0241133U (en) | 1988-09-13 | 1988-09-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0241133U true JPH0241133U (en) | 1990-03-22 |
Family
ID=31365935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12011588U Pending JPH0241133U (en) | 1988-09-13 | 1988-09-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0241133U (en) |
-
1988
- 1988-09-13 JP JP12011588U patent/JPH0241133U/ja active Pending
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