JP2019071487A - ワイドバンドギャップ半導体デバイスのためのオーバーモールド・パッケージング - Google Patents
ワイドバンドギャップ半導体デバイスのためのオーバーモールド・パッケージング Download PDFInfo
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- JP2019071487A JP2019071487A JP2019019587A JP2019019587A JP2019071487A JP 2019071487 A JP2019071487 A JP 2019071487A JP 2019019587 A JP2019019587 A JP 2019019587A JP 2019019587 A JP2019019587 A JP 2019019587A JP 2019071487 A JP2019071487 A JP 2019071487A
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- 230000009477 glass transition Effects 0.000 claims abstract description 32
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910002601 GaN Inorganic materials 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 53
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 10
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 9
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
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- 150000001875 compounds Chemical class 0.000 description 1
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- 229910044991 metal oxide Inorganic materials 0.000 description 1
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Abstract
Description
28 ワイドバンドギャップ半導体デバイス
30 オーバーモールド
32 入力/出力ピン
34 リードフレーム
38 ダイアタッチ材料
40 ボンドワイヤ
Claims (30)
- リードフレームと、
前記リードフレームに取り付けられたワイドバンドギャップ半導体デバイスと、
約135℃よりも高いガラス転移温度と約20GPa未満の曲げ弾性率とを有するオーバーモールドと、
を備える、トランジスタパッケージ。 - 前記オーバーモールドは、前記ガラス転移温度を超える温度で約50ppm/℃未満の熱膨張係数と前記ガラス転移温度未満の温度で約18ppm/℃未満の熱膨張係数とを有する、請求項1に記載のトランジスタパッケージ。
- 前記オーバーモールドは、約0.5%未満の吸湿率を有する、請求項1に記載のトランジスタパッケージ。
- 前記オーバーモールドは、約400℃未満のガラス転移温度を有する、請求項1に記載のトランジスタパッケージ。
- 前記リードフレーム及び前記ワイドバンドギャップ半導体デバイスは、前記オーバーモールドによって実質的に取り囲まれる、請求項1に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、窒化ガリウム(GaN)トランジスタである、請求項1に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、約150Wよりも大きいピーク出力電力を有する、請求項6に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、2.2GHzを超えて3.8GHzに至るまでの周波数で動作する場合に約150Wよりも大きいピーク出力電力を有する、請求項7に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、約1kW未満のピーク出力電力を有する、請求項7に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、約40W/m−Kよりも大きいバルク熱伝導率と約20GPa未満の曲げ弾性率とを有するダイアタッチ材料を用いて前記リードフレームに取り付けられる、請求項1に記載のトランジスタパッケージ。
- 前記ダイアタッチ材料は、約200W/m−K未満のバルク熱伝導率を有する、請求項10に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、GaN on SiC(窒化ガリウム・オン・シリコンカーバイド)トランジスタである、請求項1に記載のトランジスタパッケージ。
- リードフレームと、
前記リードフレームに取り付けられたワイドバンドギャップ半導体デバイスと、
約135℃より高いガラス転移温度と、前記ガラス転移温度を超える温度で約50ppm/℃未満の熱膨張係数と前記ガラス転移温度未満の温度で約18ppm/℃未満の熱膨張係数とを有するオーバーモールドと、
を備えるトランジスタパッケージ。 - 前記オーバーモールドは、約400℃未満のガラス転移温度を有する、請求項13に記載のトランジスタパッケージ。
- 前記オーバーモールドは、約0.5%未満の吸湿率を有する、請求項13に記載のトランジスタパッケージ。
- 前記リードフレーム及び前記ワイドバンドギャップ半導体デバイスは、前記オーバーモールドによって実質的に取り囲まれる、請求項13に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、窒化ガリウム(GaN)トランジスタである、請求項13に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、約150Wより大きいピーク出力電力を有する、請求項13に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、3.8GHzに至るまでの周波数で動作する場合に約150Wより大きいピーク出力電力を有する、請求項18に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、約1kW未満のピーク出力電力を有する、請求項19に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、約40W/m−Kより大きいバルク熱伝導率と約20GPa未満の曲げ弾性率とを有するダイアタッチ材料を用いて前記リードフレームに取り付けられる、請求項13に記載のトランジスタパッケージ。
- 前記ダイアタッチ材料は、約200W/m−K未満のバルク熱伝導率を有する、請求項21に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、GaN on SiC(窒化ガリウム・オン・シリコンカーバイド)トランジスタである、請求項13記載のトランジスタパッケージ。
- リードフレームと、
約40W/m−Kより大きいバルク熱伝導率と約20GPa未満の曲げ弾性率とを有するダイアタッチ材料を用いて前記リードフレームに取り付けられたワイドバンドギャップ半導体デバイスと、
を備える、トランジスタパッケージ。 - 前記ダイアタッチ材料は、約200W/m−K未満のバルク熱伝導率を有する、請求項24に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、窒化ガリウム(GaN)トランジスタである、請求項24に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、約150Wより大きいピーク出力電力を有する、請求項26に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、3.8GHzに至るまでの周波数で動作する場合に約150Wより大きいピーク出力電力を有する、請求項27記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、約1kW未満のピーク出力電力を有する、請求項27に記載のトランジスタパッケージ。
- 前記ワイドバンドギャップ半導体デバイスは、GaN on SiC(窒化ガリウム・オン・シリコンカーバイド)トランジスタである、請求項24記載のトランジスタパッケージ。
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EP3149768A1 (en) | 2017-04-05 |
CN106463482B (zh) | 2019-02-12 |
JP6480060B2 (ja) | 2019-03-06 |
EP3855485A1 (en) | 2021-07-28 |
EP3855485B1 (en) | 2024-03-06 |
US9472480B2 (en) | 2016-10-18 |
EP3149768B1 (en) | 2021-03-31 |
JP6334003B2 (ja) | 2018-05-30 |
CN106463482A (zh) | 2017-02-22 |
JP2017517894A (ja) | 2017-06-29 |
WO2015183803A1 (en) | 2015-12-03 |
US20150348885A1 (en) | 2015-12-03 |
JP6806818B2 (ja) | 2021-01-06 |
JP2018113486A (ja) | 2018-07-19 |
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