JPH01166487U - - Google Patents
Info
- Publication number
- JPH01166487U JPH01166487U JP6494688U JP6494688U JPH01166487U JP H01166487 U JPH01166487 U JP H01166487U JP 6494688 U JP6494688 U JP 6494688U JP 6494688 U JP6494688 U JP 6494688U JP H01166487 U JPH01166487 U JP H01166487U
- Authority
- JP
- Japan
- Prior art keywords
- secondary winding
- rectifying element
- terminal
- output part
- smoothing capacitor
- 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
- 238000004804 winding Methods 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Rectifiers (AREA)
- Amplifiers (AREA)
Description
第１図は本考案実施例の回路図、第２図は同電
圧変動特性を示す特性説明図、第３図は同増幅器
出力と出力電圧Ｂとの関係説明図、第４図は正温
度特性感温素子の温度一抵抗値特性図、第５図は
同実施例の変形例の回路図、第６図は従来例の回
路図、第７図は従来例の電圧変動特性を示す特性
説明図である。
１は２次巻線、２は正温度特性感温素子、３は
出力端子、Ｄ１，Ｄ２は夫々整流素子、Ｃ１，Ｃ
２は夫々平滑コンデンサである。
Fig. 1 is a circuit diagram of the embodiment of the present invention, Fig. 2 is a characteristic explanatory diagram showing the voltage fluctuation characteristics, Fig. 3 is an explanatory diagram of the relationship between the amplifier output and output voltage B, and Fig. 4 is a positive temperature characteristic diagram. Figure 5 is a circuit diagram of a modified example of the same embodiment, Figure 6 is a circuit diagram of a conventional example, and Figure 7 is a characteristic explanatory diagram showing voltage fluctuation characteristics of a conventional example. It is. 1 is a secondary winding, 2 is a positive temperature characteristic temperature sensing element, 3 is an output terminal, D1 and D2 are rectifier elements, C1 and C
2 are smoothing capacitors.
Claims (1)
の２次巻線１と、当該２次巻線１の巻線端１ａに
接続された第１の整流素子Ｄ１と、当該整流素子
Ｄ１の出力部とアース端子Ｅとの間に接続された
平滑用のコンデンサＣ１と、同じく整流素子Ｄ１
の出力部と出力端子３との間に接続された正温度
特性感温素子２と、２次巻線１の前記中間タツプ
１Ｄと出力端子３との間に接続された第２の整流
素子Ｄ２と、当該整流素子Ｄ２の出力部とアース
端子Ｅとの間に接続された平滑用のコンデンサＣ
２とからなることを特徴とする電源回路。 A secondary winding 1 of a power transformer in which an intermediate tap 1b is provided, a first rectifying element D1 connected to a winding end 1a of the secondary winding 1, and an output part of the rectifying element D1 and ground. A smoothing capacitor C1 connected between the terminal E and the rectifying element D1
a positive temperature characteristic temperature sensing element 2 connected between the output part of the secondary winding 1 and the output terminal 3; and a second rectifying element D2 connected between the intermediate tap 1D of the secondary winding 1 and the output terminal 3. and a smoothing capacitor C connected between the output part of the rectifier D2 and the ground terminal E.
A power supply circuit characterized by comprising: 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988064946U JPH0715349Y2 (en) | 1988-05-16 | 1988-05-16 | Power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988064946U JPH0715349Y2 (en) | 1988-05-16 | 1988-05-16 | Power supply circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01166487U true JPH01166487U (en) | 1989-11-21 |
| JPH0715349Y2 JPH0715349Y2 (en) | 1995-04-10 |
Family
ID=31290395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988064946U Expired - Lifetime JPH0715349Y2 (en) | 1988-05-16 | 1988-05-16 | Power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0715349Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5069901A (en) * | 1973-10-24 | 1975-06-11 |
-
1988
- 1988-05-16 JP JP1988064946U patent/JPH0715349Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5069901A (en) * | 1973-10-24 | 1975-06-11 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0715349Y2 (en) | 1995-04-10 |