JPH032724U - - Google Patents
Info
- Publication number
- JPH032724U JPH032724U JP6211089U JP6211089U JPH032724U JP H032724 U JPH032724 U JP H032724U JP 6211089 U JP6211089 U JP 6211089U JP 6211089 U JP6211089 U JP 6211089U JP H032724 U JPH032724 U JP H032724U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- output terminal
- voltage
- resistor
- terminal out
- 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.)
- Granted
Links
- 101710170230 Antimicrobial peptide 1 Proteins 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 101710170231 Antimicrobial peptide 2 Proteins 0.000 description 1
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Description
第１図は本考案に係る電圧リミツタ回路の一実
施例を示す構成図、第２図は本考案の回路の入出
力特性を説明するための図、第３図は本考案の他
の実施例構成図、第４図は従来の電圧リミツタ回
路の一例を示す構成図、第５図は第４図の入出力
特性を説明するための図である。
Ｒｉ……入力抵抗、Ｒｆ……帰還抵抗、Ａ１…
…ＯＰアンプ、Ｒ０……抵抗、Ｄ，Ｄ１……ツエ
ナーダイオード、ＡＭＰ１……増幅器、Ｅ……可
変電圧源、ＡＭＰ２……ボルテージフオロア。
Figure 1 is a block diagram showing one embodiment of the voltage limiter circuit according to the present invention, Figure 2 is a diagram for explaining the input/output characteristics of the circuit of the present invention, and Figure 3 is another embodiment of the present invention. FIG. 4 is a configuration diagram showing an example of a conventional voltage limiter circuit, and FIG. 5 is a diagram for explaining the input/output characteristics of FIG. 4. R i ...Input resistance, R f ...Feedback resistance, A1...
...OP amplifier, R0 ...resistance, D, D1 ...Zener diode, AMP1...amplifier, E...variable voltage source, AMP2...voltage follower.
Claims (1)
Ａ１からなる反転増幅器の出力端ＯＵＴとＯＰア
ンプＡ１の間に抵抗Ｒ０が挿入接続されると共に
、ＯＰアンプＡ１の反転入力端−とＯＰアンプの
出力端との間にツエナーダイオードＤ１が接続さ
れてなる増幅器ＡＭＰ１と、 可変の逆極性電圧でバイアスされ前記増幅器Ａ
ＭＰ１の出力端ＯＵＴに接続されるツエナーダイ
オードＤを を具備し、逆極性電圧を変化させることにより、
前記出力端ＯＵＴより所望のリミツタ電圧を得る
ことができるようにしたことを特徴とする電圧リ
ミツタ回路。[Claims for Utility Model Registration] A resistor R0 is inserted and connected between the output terminal OUT of an inverting amplifier consisting of an OP amplifier A1 having an input resistor R i and a feedback resistor R f and the OP amplifier A1, and an amplifier AMP1 having a Zener diode D1 connected between the inverting input terminal and the output terminal of the OP amplifier; and the amplifier A biased with a variable reverse polarity voltage.
By providing a Zener diode D connected to the output terminal OUT of MP1 and changing the reverse polarity voltage,
A voltage limiter circuit characterized in that a desired limiter voltage can be obtained from the output terminal OUT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6211089U JPH0648984Y2 (en) | 1989-05-29 | 1989-05-29 | Voltage limiter circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6211089U JPH0648984Y2 (en) | 1989-05-29 | 1989-05-29 | Voltage limiter circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH032724U true JPH032724U (en) | 1991-01-11 |
| JPH0648984Y2 JPH0648984Y2 (en) | 1994-12-12 |
Family
ID=31590962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6211089U Expired - Lifetime JPH0648984Y2 (en) | 1989-05-29 | 1989-05-29 | Voltage limiter circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0648984Y2 (en) |
-
1989
- 1989-05-29 JP JP6211089U patent/JPH0648984Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0648984Y2 (en) | 1994-12-12 |
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