JP2013516795A - 高効率電源回路のための電子デバイスおよび部品 - Google Patents
高効率電源回路のための電子デバイスおよび部品 Download PDFInfo
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- JP2013516795A JP2013516795A JP2012548187A JP2012548187A JP2013516795A JP 2013516795 A JP2013516795 A JP 2013516795A JP 2012548187 A JP2012548187 A JP 2012548187A JP 2012548187 A JP2012548187 A JP 2012548187A JP 2013516795 A JP2013516795 A JP 2013516795A
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Abstract
【選択図】図11
Description
Claims (29)
- III−Nトランジスタと、
III−N整流デバイスと、
前記III−Nトランジスタと前記III−N整流デバイスを封入する単一パッケージと、
を備え、
前記III−Nトランジスタのゲート電極は、前記単一パッケージの第1リードまたは前記単一パッケージの導電構造部と電気的に接続され、
前記III−Nトランジスタのドレイン電極は、前記単一パッケージの第2リードおよび前記III−N整流デバイスの第1電極と電気的に接続され、
前記III−N整流デバイスの第2電極は、前記単一パッケージの第3リードと電気的に接続されている
ことを特徴とする電子部品。 - 前記III−Nトランジスタは、電界効果トランジスタである
ことを特徴とする請求項1記載の電子部品。 - 前記III−Nトランジスタは、高圧スイッチングトランジスタである
ことを特徴とする請求項1記載の電子部品。 - 前記III−Nトランジスタは、エンハンスメントモードデバイスである
ことを特徴とする請求項1記載の電子部品。 - 前記III−N整流デバイスはIII−Nダイオードであり、
前記第1電極はアノード電極であり、
前記第2電極はカソード電極である
ことを特徴とする請求項1記載の電子部品。 - 前記III−Nトランジスタまたは前記III−Nダイオードは、絶縁または半絶縁部を備える横型デバイスであり、
前記絶縁または半絶縁部は、前記III−Nトランジスタと前記単一パッケージの前記導電構造部の間、または前記III−Nダイオードと前記単一パッケージの前記導電構造部の間に絶縁スペーサを挿入することなしに、前記単一パッケージの前記導電構造部に直接取り付けられている
ことを特徴とする請求項5記載の電子部品。 - 前記絶縁または半絶縁部は、絶縁または半絶縁基板である
ことを特徴とする請求項6記載の電子部品。 - 前記III−Nトランジスタまたは前記III−Nダイオードは、
導電または半導電基板と、
前記導電または半導電基板と前記III−Nトランジスタまたは前記III−Nダイオードのチャネルの間に配置された絶縁または半絶縁III−N層と、
を備える横型デバイスであり、
前記導電または半導電基板は、前記III−Nトランジスタと前記単一パッケージの前記導電構造部の間、または前記III−Nダイオードと前記単一パッケージの前記導電構造部の間に絶縁スペーサを挿入することなしに、前記単一パッケージの前記導電構造部に直接取り付けられている
ことを特徴とする請求項5記載の電子部品。 - 前記導電または半導電基板は、シリコン基板である
ことを特徴とする請求項8記載の電子部品。 - 前記III−Nトランジスタと前記III−Nダイオードは、共通基板上に配置されている
ことを特徴とする請求項5記載の電子部品。 - 前記III−Nトランジスタは第1のIII−Nトランジスタであり、前記III−N整流デバイスは第2のIII−Nトランジスタである
ことを特徴とする請求項1記載の電子部品。 - 前記第1のIII−Nトランジスタまたは前記第2のIII−Nトランジスタは、絶縁または半絶縁部を備える横型デバイスであり、
前記絶縁または半絶縁部は、前記第1のIII−Nトランジスタと前記単一パッケージの前記導電構造部の間、または前記第2のIII−Nトランジスタと前記単一パッケージの前記導電構造部の間に絶縁スペーサを挿入することなしに、前記単一パッケージの前記導電構造部に直接取り付けられている
ことを特徴とする請求項11記載の電子部品。 - 前記絶縁または半絶縁部は、絶縁または半絶縁基板である
ことを特徴とする請求項12記載の電子部品。 - 前記第1のIII−Nトランジスタまたは前記第2のIII−Nトランジスタは、
導電または半導電基板と、
前記導電または半導電基板と前記第1のIII−Nトランジスタまたは前記第2のIII−Nトランジスタのチャネルの間に配置された絶縁または半絶縁III−N層と、
を備える横型デバイスであり、
前記導電または半導電基板は、前記III−Nトランジスタと前記単一パッケージの前記導電構造部の間、または前記III−Nダイオードと前記単一パッケージの前記導電構造部の間に絶縁スペーサを挿入することなしに、前記単一パッケージの前記導電構造部に直接取り付けられている
ことを特徴とする請求項11記載の電子部品。 - 前記導電または半導電基板は、シリコン基板である
ことを特徴とする請求項14記載の電子部品。 - 前記第1のIII−Nトランジスタと前記第2のIII−Nトランジスタは、共通基板上に形成されている
ことを特徴とする請求項11記載の電子部品。 - 前記III−Nトランジスタのソース電極は、前記単一パッケージの導電構造部または前記単一パッケージのソースリードと電気的に接続されている
ことを特徴とする請求項1記載の電子部品。 - 前記III−Nトランジスタは、III−N空乏モードトランジスタであり、
前記電子部品はさらに、前記単一パッケージ内に収容されたエンハンスメントモードトランジスタを備え、
前記エンハンスメントモードトランジスタは、e−モードトランジスタソース電極、e−モードトランジスタゲート電極、e−モードトランジスタドレイン電極を備え、
前記e−モードトランジスタソース電極は、前記単一パッケージの前記導電構造部または前記単一パッケージのソースリードと電気的に接続され、
前記e−モードトランジスタドレイン電極は、前記III−N空乏モードトランジスタのソース電極と電気的に接続され、
前記e−モードトランジスタゲート電極は、前記単一パッケージの前記第1リードと電気的に接続されている
ことを特徴とする請求項1記載の電子部品。 - 前記III−N空乏モードトランジスタは、高圧スイッチングトランジスタであり、
前記エンハンスメントモードトランジスタは、低圧トランジスタである
ことを特徴とする請求項18記載の電子部品。 - 前記エンハンスメントモードトランジスタは、Si MOSデバイスである
ことを特徴とする請求項19記載の電子部品。 - 請求項1記載の電子部品を備えることを特徴とする電圧変換器。
- 100kHz以上の周波数および1:2の変換率で動作するとき、97.8%超の効率と、1ボルト未満のピーク出力電圧ノイズと、を有することを特徴とする電圧変換器。
- 前記電圧変換器が1MHz以上の周波数で動作するとき、前記効率は97.8%超であり、前記出力電圧ノイズは1ボルト未満である
ことを特徴とする請求項22記載の電圧変換器。 - ノーマリオフスイッチとして動作することができるデバイスを備える
ことを特徴とする請求項22記載の電圧変換器。 - 前記デバイスは、エンハンスメントモードIII−Nトランジスタである
ことを特徴とする請求項24記載の電圧変換器。 - 前記デバイスは、低圧エンハンスメントモードトランジスタと高圧空乏モードトランジスタを備える部品である
ことを特徴とする請求項24記載の電圧変換器。 - 前記低圧エンハンスメントモードトランジスタはSi MOSトランジスタであり、
前記高圧空乏モードトランジスタはIII−Nトランジスタである
ことを特徴とする請求項26記載の電圧変換器。 - 電力スイッチング回路内でスイッチングトランジスタを動作させる方法であって、
前記スイッチングトランジスタのゲートの、前記スイッチングトランジスタのソースに対する電圧を、トランジスタ閾値電圧を超える値から前記トランジスタ閾値電圧未満の値へ、またはトランジスタ閾値電圧未満の値から前記トランジスタ閾値電圧を超える値へスイッチさせるステップを有し、
前記電圧は、約150ボルト/ナノ秒以上の速度でスイッチされる
ことを特徴とする方法。 - 前記電力スイッチング回路のピーク出力電圧ノイズは1V未満である
ことを特徴とする請求項28記載の方法。
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EP2522030A4 (en) | 2015-03-18 |
CN102696106A (zh) | 2012-09-26 |
WO2011085260A2 (en) | 2011-07-14 |
US9401341B2 (en) | 2016-07-26 |
CN102696106B (zh) | 2015-09-02 |
TWI545721B (zh) | 2016-08-11 |
EP2522030A2 (en) | 2012-11-14 |
WO2011085260A3 (en) | 2011-11-10 |
US20110169549A1 (en) | 2011-07-14 |
US20140329358A1 (en) | 2014-11-06 |
US8816497B2 (en) | 2014-08-26 |
TW201143017A (en) | 2011-12-01 |
JP5883799B2 (ja) | 2016-03-15 |
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