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公开(公告)号:US20140144682A1
公开(公告)日:2014-05-29
申请号:US13891888
申请日:2013-05-10
Applicant: RF MICRO DEVICES, INC.
Inventor: John August Orlowski , Donald Joseph Leahy
CPC classification number: H05K3/00 , H01L23/15 , H01L23/49811 , H01L23/49827 , H01L24/13 , H01L24/16 , H01L24/81 , H01L2224/13023 , H01L2224/131 , H01L2224/13111 , H01L2224/16237 , H01L2224/81191 , H01L2224/81444 , H01L2224/81815 , H01L2924/181 , H05K3/244 , H05K3/3436 , H05K2201/0376 , H05K2201/099 , H05K2201/10674 , H05K2203/073 , H01L2924/00012 , H01L2924/00014 , H01L2924/014 , H01L2924/01047
Abstract: An electronic substrate includes one or more conductive features. In order to preserve the performance and conductivity of the one or more conductive features, the exposed portions of the conductive features are deposited with a protective layer comprising a layer of silver, followed by a layer of gold. By covering the exposed portions of the conductive features of the electronic substrate with the protective layer, oxidation and exposure of the conductive features is prevented, thereby preserving the performance and conductivity of the copper features. Further, during a soldering process, the protective layer is substantially dissolved, thereby allowing the solder to join directly with the underlying conductive features and improving the performance of the electronic substrate.
Abstract translation: 电子基板包括一个或多个导电特征。 为了保持一个或多个导电特征的性能和导电性,导电特征的暴露部分被沉积有包含一层银的保护层,随后是一层金。 通过用保护层覆盖电子基板的导电特征的暴露部分,防止导电特征的氧化和曝光,从而保持铜特征的性能和导电性。 此外,在焊接工艺期间,保护层基本上溶解,从而允许焊料直接与下面的导电特征相结合并且改善了电子衬底的性能。
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公开(公告)号:US20140146489A1
公开(公告)日:2014-05-29
申请号:US13891809
申请日:2013-05-10
Applicant: RF Micro Devices, Inc.
Inventor: John August Orlowski , Donald Joseph Leahy , Thomas Scott Morris , David C. Dening , David Jandzinski
CPC classification number: H05K3/3436 , H05K1/111 , H05K3/244 , H05K3/3452 , H05K2201/0338 , H05K2201/099 , H05K2201/10674 , Y02P70/611 , Y02P70/613
Abstract: An electronic substrate includes a non-conductive body and one or more conductive features coupled to the non-conductive body. Each of the conductive features includes a base layer. To preserve the performance and conductivity of the one or more conductive features, each of the conductive features includes a protective layer formed over the base layer. The protective layer may include a first layer of silver formed over the base layer and a second layer of palladium formed over the first layer. By depositing the protective layer over the base layer of each of the conductive features, oxidation and exposure of the conductive features is prevented, or at least substantially reduced, since the first layer and the second layer provide a migration barrier for the metal in the base layer. However, the performance and conductivity of the conductive features are maintained due to the low resistivity of silver and palladium.
Abstract translation: 电子基板包括非导电体和耦合到非导电体的一个或多个导电特征。 每个导电特征包括基层。 为了保持一个或多个导电特征的性能和导电性,每个导电特征包括形成在基底层上的保护层。 保护层可以包括在基底层上形成的第一层银,以及形成在第一层上的第二层钯。 通过在每个导电特征的基底层上沉积保护层,防止或至少基本上减少了导电特征的氧化和曝光,因为第一层和第二层为基底中的金属提供迁移屏障 层。 然而,由于银和钯的低电阻率,导电特征的性能和导电性得以保持。
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公开(公告)号:US09942994B2
公开(公告)日:2018-04-10
申请号:US14750384
申请日:2015-06-25
Applicant: RF Micro Devices, Inc.
Inventor: Thomas Scott Morris , Ulrik Riis Madsen , Donald Joseph Leahy
IPC: H01L23/552 , H05K3/40 , H01L23/498 , H05K1/11 , H05K9/00 , H05K3/30 , H01L21/56 , H01L23/00
CPC classification number: H05K3/4038 , H01L21/561 , H01L23/49827 , H01L23/552 , H01L24/97 , H01L2924/1461 , H05K1/115 , H05K3/301 , H05K9/0024 , H05K2201/0715 , Y10T29/49165 , H01L2924/00
Abstract: In one embodiment, a meta-module having circuitry for two or more modules is formed on a substrate, which is preferably a laminated substrate. The circuitry for the different modules is initially formed on the single meta-module. Each module will have one or more component areas in which the circuitry is formed. A metallic structure is formed on or in the substrate for each component area to be shielded. A single body, such as an overmold body, is then formed over all of the modules on the meta-module. At least a conductive vertical interconnect access structure (vias) associated with each component area to be shielded is then exposed through the body by a cutting, drilling, or similar operation. Next, an electromagnetic shield material is applied to the exterior surface of the body of each of the component areas to be shielded and in contact with the exposed conductive vias.
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公开(公告)号:US20150296631A1
公开(公告)日:2015-10-15
申请号:US14750384
申请日:2015-06-25
Applicant: RF Micro Devices, Inc.
Inventor: Thomas Scott Morris , Ulrik Riis Madsen , Donald Joseph Leahy
CPC classification number: H05K3/4038 , H01L21/561 , H01L23/49827 , H01L23/552 , H01L24/97 , H01L2924/1461 , H05K1/115 , H05K3/301 , H05K9/0024 , H05K2201/0715 , Y10T29/49165 , H01L2924/00
Abstract: In one embodiment, a meta-module having circuitry for two or more modules is formed on a substrate, which is preferably a laminated substrate. The circuitry for the different modules is initially formed on the single meta-module. Each module will have one or more component areas in which the circuitry is formed. A metallic structure is formed on or in the substrate for each component area to be shielded. A single body, such as an overmold body, is then formed over all of the modules on the meta-module. At least a conductive vertical interconnect access structure (vias) associated with each component area to be shielded is then exposed through the body by a cutting, drilling, or similar operation. Next, an electromagnetic shield material is applied to the exterior surface of the body of each of the component areas to be shielded and in contact with the exposed conductive vias.
Abstract translation: 在一个实施例中,具有用于两个或更多个模块的电路的元模块形成在衬底上,衬底优选为层压衬底。 最初在单个元模块上形成不同模块的电路。 每个模块将具有其中形成电路的一个或多个组件区域。 对于要屏蔽的每个部件区域,在基板上或基板上形成金属结构。 然后在元模块上的所有模块上形成单体,例如包覆模体。 至少与要被屏蔽的每个组件区域相关联的导电垂直互连访问结构(通孔)然后通过切割,钻孔或类似操作通过身体暴露。 接下来,将电磁屏蔽材料施加到待屏蔽的每个部件区域的主体的外表面并与暴露的导电通孔接触。
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公开(公告)号:US09420704B2
公开(公告)日:2016-08-16
申请号:US14447847
申请日:2014-07-31
Applicant: RF Micro Devices, Inc.
Inventor: Thomas Scott Morris , Ulrik Riis Madsen , Donald Joseph Leahy
IPC: H01L23/58 , H05K3/40 , H01L23/498 , H01L23/552 , H05K1/11 , H05K9/00 , H05K3/30 , H01L21/56 , H01L23/00
CPC classification number: H05K3/4038 , H01L21/561 , H01L23/49827 , H01L23/552 , H01L24/97 , H01L2924/1461 , H05K1/115 , H05K3/301 , H05K9/0024 , H05K2201/0715 , Y10T29/49165 , H01L2924/00
Abstract: In one embodiment, a meta-module having circuitry for two or more modules is formed on a substrate, which is preferably a laminated substrate. The circuitry for the different modules is initially formed on the single meta-module. Each module will have one or more component areas in which the circuitry is formed. A metallic structure is formed on or in the substrate for each component area to be shielded. A single body, such as an overmold body, is then formed over all of the modules on the meta-module. At least a conductive vertical interconnect access structure (vias) associated with each component area to be shielded is then exposed through the body by a cutting, drilling, or similar operation. Next, an electromagnetic shield material is applied to the exterior surface of the body of each of the component areas to be shielded and in contact with the exposed conductive vias.
Abstract translation: 在一个实施例中,具有用于两个或更多个模块的电路的元模块形成在衬底上,衬底优选为层压衬底。 最初在单个元模块上形成不同模块的电路。 每个模块将具有其中形成电路的一个或多个组件区域。 对于要屏蔽的每个部件区域,在基板上或基板上形成金属结构。 然后在元模块上的所有模块上形成单体,例如包覆模体。 至少与要被屏蔽的每个组件区域相关联的导电垂直互连访问结构(通孔)然后通过切割,钻孔或类似操作通过身体暴露。 接下来,将电磁屏蔽材料施加到待屏蔽的每个部件区域的主体的外表面并与暴露的导电通孔接触。
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公开(公告)号:US20150201515A1
公开(公告)日:2015-07-16
申请号:US14595615
申请日:2015-01-13
Applicant: RF Micro Devices, Inc.
Inventor: Donald Joseph Leahy , Jungwoo Lee , John August Orlowski , Howard Joseph Holyoak
CPC classification number: H01L23/49811 , H01L21/4857 , H01L23/145 , H01L23/49822 , H01L24/48 , H01L24/73 , H01L24/81 , H01L24/85 , H01L2224/16238 , H01L2224/32225 , H01L2224/48091 , H01L2224/48229 , H01L2224/73265 , H01L2224/81444 , H01L2224/85444 , H01L2224/8592 , H01L2924/00014 , H01L2924/1421 , H01L2924/181 , H05K1/09 , H05K3/244 , H05K3/284 , H05K3/3436 , H05K2201/0338 , H05K2201/10674 , H05K2203/049 , H05K2203/1316 , Y10T29/49162 , H01L2224/48227 , H01L2924/00012 , H01L2224/45015 , H01L2924/207 , H01L2224/45099
Abstract: An electronics module includes a non-conductive body, a first set of conductive features exposed on a surface of the non-conductive body, and a second set of conductive features exposed on the surface of the non-conductive body. The first set of conductive features is configured to connect to a wire bond component. The second set of conductive features is configured to connect to a flip chip component. A protective finish is provided over each one of the first set of conductive features and the second set of conductive features. The protective finish includes a layer of nickel less than 1 μm thick, a layer of palladium over the layer of nickel, and a layer of gold over the layer of palladium.
Abstract translation: 电子模块包括非导电体,暴露在非导电体的表面上的第一组导电特征,以及暴露在非导电体的表面上的第二组导电特征。 第一组导电特征被配置成连接到引线接合部件。 第二组导电特征被配置为连接到倒装芯片部件。 在第一组导电特征和第二组导电特征中的每一个上提供保护整理。 保护层包括一层厚度小于1μm的镍层,镍层上的一层钯层和钯层上的一层金。
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公开(公告)号:US20140340859A1
公开(公告)日:2014-11-20
申请号:US14447847
申请日:2014-07-31
Applicant: RF Micro Devices, Inc.
Inventor: Thomas Scott Morris , Ulrik Riis Madsen , Donald Joseph Leahy
CPC classification number: H05K3/4038 , H01L21/561 , H01L23/49827 , H01L23/552 , H01L24/97 , H01L2924/1461 , H05K1/115 , H05K3/301 , H05K9/0024 , H05K2201/0715 , Y10T29/49165 , H01L2924/00
Abstract: In one embodiment, a meta-module having circuitry for two or more modules is formed on a substrate, which is preferably a laminated substrate. The circuitry for the different modules is initially formed on the single meta-module. Each module will have one or more component areas in which the circuitry is formed. A metallic structure is formed on or in the substrate for each component area to be shielded. A single body, such as an overmold body, is then formed over all of the modules on the meta-module. At least a conductive vertical interconnect access structure (vias) associated with each component area to be shielded is then exposed through the body by a cutting, drilling, or similar operation. Next, an electromagnetic shield material is applied to the exterior surface of the body of each of the component areas to be shielded and in contact with the exposed conductive vias.
Abstract translation: 在一个实施例中,具有用于两个或更多个模块的电路的元模块形成在衬底上,衬底优选为层压衬底。 最初在单个元模块上形成不同模块的电路。 每个模块将具有其中形成电路的一个或多个组件区域。 对于要屏蔽的每个部件区域,在基板上或基板上形成金属结构。 然后在元模块上的所有模块上形成单体,例如包覆模体。 至少与要被屏蔽的每个组件区域相关联的导电垂直互连访问结构(通孔)然后通过切割,钻孔或类似操作通过身体暴露。 接下来,将电磁屏蔽材料施加到要屏蔽的每个部件区域的主体的外表面并与暴露的导电通孔接触。
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公开(公告)号:US09661739B2
公开(公告)日:2017-05-23
申请号:US14595401
申请日:2015-01-13
Applicant: RF Micro Devices, Inc.
Inventor: Donald Joseph Leahy , Brian D. Sawyer , Stephen Parker , Thomas Scott Morris
IPC: H05K9/00 , H01L23/552 , H05K1/02 , H05K3/28 , H01L23/00 , H05K1/11 , H05K1/18 , H05K3/00 , H05K3/46
CPC classification number: H05K1/0216 , H01L23/552 , H01L24/97 , H01L2924/1461 , H05K1/0218 , H05K1/115 , H05K1/181 , H05K3/0052 , H05K3/0097 , H05K3/284 , H05K3/4614 , H05K2201/0715 , H05K2201/0949 , H05K2201/09618 , H05K2201/09709 , Y10T29/49124 , Y10T29/4913 , Y10T29/49146 , Y10T29/49171 , H01L2924/00
Abstract: In one embodiment, a meta-module having circuitry for two or more modules is formed on a substrate, which is preferably a laminated substrate. The circuitry for the different modules is initially formed on the single meta-module. Each module will have one or more component areas in which the circuitry is formed. A metallic structure is formed on or in the substrate for each component area to be shielded. A single body, such as an overmold body, is then formed over all of the modules on the meta-module. At least a portion of the metallic structure for each component area to be shielded is then exposed through the body by a cutting, drilling, or like operation. Next, an electromagnetic shield material is applied to the exterior surface of the body of each of the component areas to be shielded and in contact with the exposed portion of the metallic structures.
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公开(公告)号:US20150124421A1
公开(公告)日:2015-05-07
申请号:US14595401
申请日:2015-01-13
Applicant: RF MICRO DEVICES, INC.
Inventor: Donald Joseph Leahy , Brian D. Sawyer , Stephen Parker , Thomas Scott Morris
CPC classification number: H05K1/0216 , H01L23/552 , H01L24/97 , H01L2924/1461 , H05K1/0218 , H05K1/115 , H05K1/181 , H05K3/0052 , H05K3/0097 , H05K3/284 , H05K3/4614 , H05K2201/0715 , H05K2201/0949 , H05K2201/09618 , H05K2201/09709 , Y10T29/49124 , Y10T29/4913 , Y10T29/49146 , Y10T29/49171 , H01L2924/00
Abstract: In one embodiment, a meta-module having circuitry for two or more modules is formed on a substrate, which is preferably a laminated substrate. The circuitry for the different modules is initially formed on the single meta-module. Each module will have one or more component areas in which the circuitry is formed. A metallic structure is formed on or in the substrate for each component area to be shielded. A single body, such as an overmold body, is then formed over all of the modules on the meta-module. At least a portion of the metallic structure for each component area to be shielded is then exposed through the body by a cutting, drilling, or like operation. Next, an electromagnetic shield material is applied to the exterior surface of the body of each of the component areas to be shielded and in contact with the exposed portion of the metallic structures.
Abstract translation: 在一个实施例中,具有用于两个或更多个模块的电路的元模块形成在衬底上,衬底优选为层压衬底。 最初在单个元模块上形成不同模块的电路。 每个模块将具有其中形成电路的一个或多个组件区域。 对于要屏蔽的每个部件区域,在基板上或基板上形成金属结构。 然后在元模块上的所有模块上形成单体,例如包覆模体。 然后,通过切割,钻孔或类似的操作将待屏蔽的每个部件区域的金属结构的至少一部分暴露通过主体。 接下来,将电磁屏蔽材料施加到要被屏蔽并与金属结构的暴露部分接触的每个部件区域的主体的外表面上。
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