JPH0283688U - - Google Patents
Info
- Publication number
- JPH0283688U JPH0283688U JP16359188U JP16359188U JPH0283688U JP H0283688 U JPH0283688 U JP H0283688U JP 16359188 U JP16359188 U JP 16359188U JP 16359188 U JP16359188 U JP 16359188U JP H0283688 U JPH0283688 U JP H0283688U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- circuit
- switch
- transformer
- supply device
- 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
- 239000000758 substrate Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図ないし第６図は本考案の実施例に関し、
第１図は本考案の実施例に係るスイツチング電源
装置の外観斜視図、第２図は同分解斜視図、第３
図は同内部構成を示す横断面図、第４図は同内部
構成を示す縦断面図、第５図は同背面図、第６図
は内部構成体の底面図である。第７図、第８図は
従来例に関し、第７図はスイツチング電源装置の
内部構成図、第８図は回路構成を示すブロツク回
路図である。
１…ケーシング、２１…第２基板（基板）、２
２…第３基板（基板）、３８ｂ…パワートランジ
スタ（スイツチング発熱素子）、３８ｃ…ダイオ
ード（スイツチング発熱素子）、４６…ヒートシ
ンク（放熱体）。
1 to 6 relate to embodiments of the present invention,
FIG. 1 is an external perspective view of a switching power supply device according to an embodiment of the present invention, FIG. 2 is an exploded perspective view of the same, and FIG.
4 is a longitudinal sectional view showing the internal structure, FIG. 5 is a rear view, and FIG. 6 is a bottom view of the internal structure. 7 and 8 relate to a conventional example, FIG. 7 is an internal configuration diagram of a switching power supply device, and FIG. 8 is a block circuit diagram showing the circuit configuration. 1... Casing, 21... Second board (substrate), 2
2... Third substrate (substrate), 38b... Power transistor (switching heating element), 38c... Diode (switching heating element), 46... Heat sink (heat sink).
Claims (1)
ノイズフイルター回路、前記ノイズフイルター回
路からの交流電圧を直流電圧とする入力側整流平
滑回路、前記入力側整流平滑回路からの直流電圧
が１次側に与えられるトランス、前記トランスに
スイツチ信号を与えるスイツチ回路、及び前記ス
イツチ回路からの信号に基づき前記トランスの２
次側から与えられる交流電圧を直流電圧として出
力する出力側整流平滑回路とが配置されてなるス
イツチング電源装置において、 前記基板の裏面と前記ケーシングの内面との間
に複数の放熱体が分離配置されるとともに、前記
各回路において使用されるスイツチング発熱素子
が前記各放熱体にそれぞれ個別に取り付けられて
なることを特徴とするスイツチング電源装置。[Claims for Utility Model Registration] A board is provided within the casing, and the board includes:
a noise filter circuit, an input side rectification and smoothing circuit that converts the AC voltage from the noise filter circuit into a DC voltage, a transformer to which the DC voltage from the input side rectification and smoothing circuit is applied to the primary side, and a switch that provides a switch signal to the transformer. 2 of the transformer based on the signal from the switch circuit and the switch circuit.
In a switching power supply device including an output side rectifying and smoothing circuit that outputs an AC voltage applied from the next side as a DC voltage, a plurality of heat radiators are arranged separately between the back surface of the substrate and the inner surface of the casing. A switching power supply device characterized in that the switching heating elements used in each of the circuits are individually attached to each of the heat sinks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16359188U JPH0632787Y2 (en) | 1988-12-16 | 1988-12-16 | Switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16359188U JPH0632787Y2 (en) | 1988-12-16 | 1988-12-16 | Switching power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0283688U true JPH0283688U (en) | 1990-06-28 |
| JPH0632787Y2 JPH0632787Y2 (en) | 1994-08-24 |
Family
ID=31448447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16359188U Expired - Lifetime JPH0632787Y2 (en) | 1988-12-16 | 1988-12-16 | Switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0632787Y2 (en) |
-
1988
- 1988-12-16 JP JP16359188U patent/JPH0632787Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0632787Y2 (en) | 1994-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |