JP4403424B2 - 固体撮像装置 - Google Patents
固体撮像装置 Download PDFInfo
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- JP4403424B2 JP4403424B2 JP2006323042A JP2006323042A JP4403424B2 JP 4403424 B2 JP4403424 B2 JP 4403424B2 JP 2006323042 A JP2006323042 A JP 2006323042A JP 2006323042 A JP2006323042 A JP 2006323042A JP 4403424 B2 JP4403424 B2 JP 4403424B2
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- electrode pad
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- state imaging
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Description
図1(a)は、本発明の実施形態例としての固体撮像装置を示す断面図、図1(b)は(a)における領域Aの拡大断面図である。なお、背景技術と同様の構成には、同一の番号を付して説明する。
次に、本発明の固体撮像装置にかかる第2の実施形態について、図2(a)の要部拡大断面図および図2(b)の平面図を用いて説明する。なお、図2(a)の断面図は、図2(b)のX−X’断面図であり、図2(b)は封止剤21を形成する前の上面図である。また、第2実施形態において、図1を用いて説明した貫通孔14内に設けられた裏面配線16を含む半導体基板11の裏面11a側の構成については、第1実施形態と同様の構成とする。
次に、本発明の固体撮像装置にかかる第3の実施形態について、図3の要部拡大断面図を用いて説明する。なお、この図に示す固体撮像装置3について、貫通孔14内に設けられた裏面配線16を含む半導体基板11の裏面側の構成は、第1実施形態で図1を用いて説明したものと同様の構成とする。
なお、上記第3実施形態の固体撮像装置3では、電極パッド12における裏面配線16との接続領域と検査用電極パッド42が平面視的に重なる状態で設けられた例について説明したが、検査用電極パッド42の位置は特に限定されるものではない。
次に、本発明の固体撮像装置にかかる第4の実施形態について、図5の要部拡大断面図を用いて説明する。
なお、上記第4実施形態の固体撮像装置4では、電極パッド12’における裏面配線16との接続領域と検査用電極パッド42’が平面視的に重なる状態で設けられた例について説明したが、検査用電極パッド42’の位置は特に限定されるものではない。
次に、本発明の固体撮像装置にかかる第5の実施形態について、図7の要部拡大断面図を用いて説明する。この図に示す固体撮像装置5について、貫通孔14内に設けられた裏面配線16を含む半導体基板11の裏面側の構成は、第1実施形態で図1を用いて説明したものと同様の構成とする。
Claims (2)
- 光センサーを配列してなる撮像エリアと当該撮像エリアの周縁に設けられた電極パッドとを表面に備えた半導体基板と、
前記半導体基板の表面に封止剤を介して接合された透明基板と、
前記半導体基板を貫通する状態で、前記電極パッドから当該半導体基板の裏面にまで達する裏面配線と、
前記半導体基板と前記封止剤との間に、少なくとも前記電極パッドを覆う状態で設けられた、無機系の絶縁材料からなる保護膜と、
前記保護膜の表面側に、前記電極パッドとヴィアにより接続された状態で設けられた検査用電極パッドと
を備え、
前記検査用電極パッドは、前記ヴィアにより前記電極パッドと接続された状態で、前記電極パッドにおける裏面配線との接続領域と平面視的にずれた位置に配置されている
固体撮像装置。 - 前記保護膜は、前記電極パッドを覆う第1保護膜と、当該第1保護膜上に設けられた第2保護膜からなり、
前記ヴィアは、前記電極パッドと接続する状態で前記第1保護膜に設けられ、
前記検査用電極パッドは、前記ヴィアに接続された状態で、前記第1保護膜上に設けられている
請求項1記載の固体撮像装置。
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JP2006323042A JP4403424B2 (ja) | 2006-11-30 | 2006-11-30 | 固体撮像装置 |
TW096139885A TW200828580A (en) | 2006-11-30 | 2007-10-24 | Solid-state imaging device |
US11/944,831 US7851880B2 (en) | 2006-11-30 | 2007-11-26 | Solid-state imaging device |
CNA2007101961190A CN101192620A (zh) | 2006-11-30 | 2007-11-28 | 固体摄像装置 |
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