JPH033134U - - Google Patents
Info
- Publication number
- JPH033134U JPH033134U JP6266889U JP6266889U JPH033134U JP H033134 U JPH033134 U JP H033134U JP 6266889 U JP6266889 U JP 6266889U JP 6266889 U JP6266889 U JP 6266889U JP H033134 U JPH033134 U JP H033134U
- Authority
- JP
- Japan
- Prior art keywords
- transformer
- power supply
- supply device
- circuit
- voltage
- 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
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 8
- 230000004397 blinking Effects 0.000 claims 2
- 238000009499 grossing Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Dc-Dc Converters (AREA)
- Protection Of Static Devices (AREA)
Description
第１図ないし第４図は、それぞれこの考案のス
イツチング電源装置の各実施例を示す回路構成図
、第５図ないし第８図は、それぞれ第４図に示し
た報知回路の各実施例を具体的に示す回路図、第
９図は、従来のスイツチング電源装置の一例を示
す回路構成図である。
２……整流回路、４……トランス、６……スイ
ツチング制御回路、１１，２１，３１，４１……
スイツチング電源装置、１２，２２……保護監視
回路、４２，５１，６１，７１，８１……報知回
路、５２……警報回路、７２，８２，……点滅回
路。
FIGS. 1 to 4 are circuit configuration diagrams showing respective embodiments of the switching power supply device of this invention, and FIGS. 5 to 8 respectively show specific embodiments of the notification circuit shown in FIG. FIG. 9 is a circuit configuration diagram showing an example of a conventional switching power supply device. 2... Rectifier circuit, 4... Transformer, 6... Switching control circuit, 11, 21, 31, 41...
Switching power supply device, 12, 22...Protection monitoring circuit, 42, 51, 61, 71, 81... Notification circuit, 52... Alarm circuit, 72, 82,... Flashing circuit.
Claims (1)
ランスの一次巻き線電流を、このトランスから電
源を得るスイツチング制御回路が断続し、断続時
間比を可変制御することで、トランスの二次巻き
線電流を整流平滑して得られる出力電圧を一定に
保つスイツチング電源装置であつて、前記トラン
スからスイツチング制御回路に供給される電源電
圧を監視し、トランスの一次巻き線電圧が定格範
囲を逸脱していることを検出したときに、前記ス
イツチング制御回路の動作を停止させる保護監視
回路を具備してなるスイツチング電源装置。 (2) 交流電源に整流回路を介して接続されたト
ランスの一次巻き線電流を、このトランスから電
源を得るスイツチング制御回路が断続し、断続時
間比を可変制御することで、トランスの二次巻き
線電流を整流平滑して得られる出力電圧を一定に
保つスイツチング電源装置であつて、前記トラン
スの二次巻き線に誘起する電圧を監視し、トラン
スの一次巻き線電圧が定格範囲を逸脱しているこ
とを検出して報知する報知回路を具備してなるス
イツチング電源装置。 (3) 前記整流回路は、ブリツジ整流と倍電圧整
流の２種類の整流方式のいずれか一方を、接続対
象である交流電源の電圧の大小に応じて手動によ
り又は自動的に選択する構成であることを特徴と
する請求項１又は２記載のスイツチング電源装置
。 (4) 前記報知手段は、前記トランスの二次巻き
線に接続され、警報音を発することで報知する警
報回路を有することを特徴とする請求項２記載の
スイツチング電源装置。 (5) 前記報知手段は、前記トランスの二次巻き
線に接続され、光を点滅することで報知する点滅
回路を有することを特徴とする請求項２記載のス
イツチング電源装置。[Claims for Utility Model Registration] (1) A switching control circuit that receives power from the transformer intermittents the primary winding current of a transformer connected to an AC power source via a rectifier circuit, and variably controls the intermittent time ratio. This is a switching power supply device that maintains a constant output voltage obtained by rectifying and smoothing the secondary winding current of the transformer, and monitors the power supply voltage supplied from the transformer to the switching control circuit, and A switching power supply device comprising a protection monitoring circuit that stops the operation of the switching control circuit when detecting that the line voltage is out of a rated range. (2) A switching control circuit that obtains power from this transformer intermittents the primary winding current of a transformer connected to an AC power source via a rectifier circuit, and by variable control of the on/off time ratio, the secondary winding of the transformer A switching power supply device that maintains a constant output voltage obtained by rectifying and smoothing line current, and monitors the voltage induced in the secondary winding of the transformer and detects when the primary winding voltage of the transformer exceeds the rated range. A switching power supply device equipped with a notification circuit that detects and notifies that a switch is present. (3) The rectifier circuit is configured to manually or automatically select one of two types of rectification methods, bridge rectification and voltage doubler rectification, depending on the magnitude of the voltage of the AC power supply to which it is connected. The switching power supply device according to claim 1 or 2, characterized in that: (4) The switching power supply device according to claim 2, wherein the notification means includes an alarm circuit that is connected to the secondary winding of the transformer and provides notification by emitting an alarm sound. (5) The switching power supply device according to claim 2, wherein the notification means has a blinking circuit connected to the secondary winding of the transformer and giving notification by blinking light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6266889U JPH033134U (en) | 1989-05-30 | 1989-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6266889U JPH033134U (en) | 1989-05-30 | 1989-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH033134U true JPH033134U (en) | 1991-01-14 |
Family
ID=31592030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6266889U Pending JPH033134U (en) | 1989-05-30 | 1989-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH033134U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53148463U (en) * | 1977-04-27 | 1978-11-22 |
-
1989
- 1989-05-30 JP JP6266889U patent/JPH033134U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53148463U (en) * | 1977-04-27 | 1978-11-22 |
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