JP4642804B2 - Pwmモジュール - Google Patents
Pwmモジュール Download PDFInfo
- Publication number
- JP4642804B2 JP4642804B2 JP2007119656A JP2007119656A JP4642804B2 JP 4642804 B2 JP4642804 B2 JP 4642804B2 JP 2007119656 A JP2007119656 A JP 2007119656A JP 2007119656 A JP2007119656 A JP 2007119656A JP 4642804 B2 JP4642804 B2 JP 4642804B2
- Authority
- JP
- Japan
- Prior art keywords
- housing
- substrate
- pwm module
- electrolytic capacitor
- 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.)
- Expired - Fee Related
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- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
Description
図1及び図2に示すPWMモジュール10は、本発明の基本構成を示したものである。
次に、本発明の実施の形態に係るPWMモジュール210について説明する。なお、上述のPWMモジュール10と同一ないし均等な部分については、同一符号を付して説明する。
図4は、この発明の実施の形態の変形例を示すものである。
12・・・電解コンデンサ(電子部品)
14・・・ハウジング本体部(ハウジング)
14a・・・基板
L・・・電解コンデンサの下方部(電解コンデンサの一部)
P・・・ポッティング材
Claims (2)
- スイッチング素子と、通電すると発熱する電解コンデンサと、その他の電子部品を実装する基板と、
前記基板を収納するハウジングと、を有し、
前記ハウジング内に空気よりも熱伝導性の高いポッティング材が充填されたPWMモジュールであって、
前記基板を前記ハウジングと一体に形成すると共に該基板を前記電解コンデンサの一部分を埋設可能な厚みに形成し、
前記電解コンデンサの一部を、前記基板に埋設して該基板に密着させたことを特徴とするPWMモジュール。 - 前記ハウジングは、ハウジング本体部と該ハウジング本体部の開口を閉塞するハウジングカバーとを有し、
前記ハウジングカバーは、前記基板及び前記電解コンデンサに沿うように近接することを特徴とする請求項1に記載のPWMモジュール。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007119656A JP4642804B2 (ja) | 2007-04-27 | 2007-04-27 | Pwmモジュール |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007119656A JP4642804B2 (ja) | 2007-04-27 | 2007-04-27 | Pwmモジュール |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002353854A Division JP4043930B2 (ja) | 2002-12-05 | 2002-12-05 | Pwmモジュール |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007208295A JP2007208295A (ja) | 2007-08-16 |
| JP4642804B2 true JP4642804B2 (ja) | 2011-03-02 |
Family
ID=38487424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007119656A Expired - Fee Related JP4642804B2 (ja) | 2007-04-27 | 2007-04-27 | Pwmモジュール |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4642804B2 (ja) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0736454U (ja) * | 1993-12-09 | 1995-07-04 | 株式会社東芝 | スナバユニット |
| JP3633432B2 (ja) * | 2000-03-30 | 2005-03-30 | 株式会社日立製作所 | 半導体装置及び電力変換装置 |
| JP2002217416A (ja) * | 2001-01-16 | 2002-08-02 | Hitachi Ltd | 半導体装置 |
-
2007
- 2007-04-27 JP JP2007119656A patent/JP4642804B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2007208295A (ja) | 2007-08-16 |
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