JPS62188932U - - Google Patents
Info
- Publication number
- JPS62188932U JPS62188932U JP7655586U JP7655586U JPS62188932U JP S62188932 U JPS62188932 U JP S62188932U JP 7655586 U JP7655586 U JP 7655586U JP 7655586 U JP7655586 U JP 7655586U JP S62188932 U JPS62188932 U JP S62188932U
- Authority
- JP
- Japan
- Prior art keywords
- primary side
- overcurrent protection
- protection circuit
- circuit
- signal transmission
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Emergency Protection Circuit Devices (AREA)
Description
第１図は本考案一実施例のブロツク構成図。第
２図は従来例のブロツク構成図。
１……入力コンデンサ、２……スイツチングト
ランジスタ、３……制御回路、４……変成器、５
……ダイオード、６……コンデンサ、７……抵抗
、８Ａ……絶縁信号伝達素子（入力部）、８Ｂ…
…絶縁信号伝達素子（出力部）、９……過電流検
出回路、１０……直列抵抗、１１……補助電源、
Ｖｉｎ……一次側の入力端子、Ｖｏｕｔ……二次
側の出力端子。
FIG. 1 is a block diagram of an embodiment of the present invention. FIG. 2 is a block diagram of a conventional example. 1... Input capacitor, 2... Switching transistor, 3... Control circuit, 4... Transformer, 5
...Diode, 6...Capacitor, 7...Resistor, 8A...Insulated signal transmission element (input section), 8B...
... Insulated signal transmission element (output section), 9 ... Overcurrent detection circuit, 10 ... Series resistor, 11 ... Auxiliary power supply,
V in ...Input terminal on the primary side, V out ...Output terminal on the secondary side.
Claims (1)
れ、 二次側に過電流検出回路９，１０を備え、 この検出回路の検出出力と一次側に伝達する絶
縁信号伝達素子８Ａ，８Ｂを備え、 一次側にこの絶縁信号伝達素子の出力により回
路を開く制御手段３，２を備えた 過電流保護回路において、 上記絶縁信号伝達素子の入力部が上記電源盤の
二次側電圧により駆動される構成であることを 特徴とする電源盤の過電流保護回路。[Claim for Utility Model Registration] Used in a power supply panel in which the primary side and the secondary side are insulated, the secondary side is equipped with overcurrent detection circuits 9 and 10, and the detection output of this detection circuit is transmitted to the primary side. In the overcurrent protection circuit, the overcurrent protection circuit is provided with insulated signal transmission elements 8A and 8B, and control means 3 and 2 that open the circuit by the output of the insulated signal transmission elements on the primary side. An overcurrent protection circuit for a power supply panel, characterized in that it is configured to be driven by the secondary voltage of the panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7655586U JPS62188932U (en) | 1986-05-20 | 1986-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7655586U JPS62188932U (en) | 1986-05-20 | 1986-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62188932U true JPS62188932U (en) | 1987-12-01 |
Family
ID=30923745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7655586U Pending JPS62188932U (en) | 1986-05-20 | 1986-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62188932U (en) |
-
1986
- 1986-05-20 JP JP7655586U patent/JPS62188932U/ja active Pending