JPH01171541U - - Google Patents
Info
- Publication number
- JPH01171541U JPH01171541U JP6595088U JP6595088U JPH01171541U JP H01171541 U JPH01171541 U JP H01171541U JP 6595088 U JP6595088 U JP 6595088U JP 6595088 U JP6595088 U JP 6595088U JP H01171541 U JPH01171541 U JP H01171541U
- Authority
- JP
- Japan
- Prior art keywords
- converters
- constant current
- power supply
- input
- converter
- 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 5
Landscapes
- Control Of Voltage And Current In General (AREA)
Description
第１図は本考案に係る給電回路の原理図、第２
図は本考案に係る給電回路の動作波形図、第３図
は本考案に係る給電回路の一実施例を示す回路図
、第４図は本考案に用いるセツト回路、リセツト
回路及び過電圧回路とコンバータの周知のＩ／Ｖ
変換制御部との接続関係を示す図、第５図は従来
の給電回路の一例を示す図、第６図は従来例の動
作波形図、である。
第１図において、１…定電流源、２１〜２ｎ…
Ｉ／Ｖコンバータ、３１〜３ｎ…セツト回路、４
１〜４ｎ…リセツト回路。図中、同一符号は同一
又は相当部分を示す。
Figure 1 is a principle diagram of the power supply circuit according to the present invention, Figure 2
The figure is an operating waveform diagram of the power supply circuit according to the present invention, Figure 3 is a circuit diagram showing an embodiment of the power supply circuit according to the present invention, and Figure 4 is a set circuit, reset circuit, overvoltage circuit, and converter used in the present invention. Well-known I/V
FIG. 5 is a diagram showing an example of a conventional power supply circuit, and FIG. 6 is an operation waveform diagram of the conventional example. In FIG. 1, 1... constant current source, 2 1 to 2 n ...
I/V converter, 3 1 to 3 n ...Set circuit, 4
1 to 4 n ...Reset circuit. In the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
ータ２１〜２ｎの各々に定電流ＩＰＦを供給する
給電回路において、 各コンバータ２１〜２ｎに２つ入力端子及び２
つの出力端子を介して並列に接続され、組み合わ
されたコンバータの正常動作時は動作しないが該
コンバータを抜いた時に該２つの入力端子から発
生する電圧を検出して所定インピーダンス状態を
発生することにより該定電流ＩＰＦを流すセツト
回路３１〜３ｎを設け、 該コンバータ２１〜２ｎを差し込んだ時、該セ
ツト回路３１〜３ｎの２つの出力端子を短絡する
ことにより該所定インピーダンス状態を解除し、
該正常動作に戻すリセツト回路４１〜４ｎを各コ
ンバータ２１〜２ｎ内の入力部に設けたことを特
徴とする給電回路。[Claims for Utility Model Registration] In a power supply circuit that supplies a constant current IPF from a constant current source 1 to each of a plurality of removable I/V converters 2 1 to 2 n , two inputs are input to each converter 2 1 to 2 n . terminal and 2
They are connected in parallel through two output terminals, and do not operate during normal operation of the combined converters, but when the converters are unplugged, the voltage generated from the two input terminals is detected and a predetermined impedance state is generated. Set circuits 3 1 to 3 n are provided to flow the constant current IPF, and when the converters 2 1 to 2 n are inserted, two output terminals of the set circuits 3 1 to 3 n are short-circuited to achieve the predetermined impedance state. and
A power supply circuit characterized in that a reset circuit 4 1 - 4 n for returning to the normal operation is provided at an input section in each converter 2 1 - 2 n .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6595088U JPH01171541U (en) | 1988-05-19 | 1988-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6595088U JPH01171541U (en) | 1988-05-19 | 1988-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01171541U true JPH01171541U (en) | 1989-12-05 |
Family
ID=31291370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6595088U Pending JPH01171541U (en) | 1988-05-19 | 1988-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01171541U (en) |
-
1988
- 1988-05-19 JP JP6595088U patent/JPH01171541U/ja active Pending
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