OmniBER 725, Multirate Analyzer - 편집 역사

Togotech: 새 문서: OmniBER Multirate Analyzer

전자부품

계측기

OmniBER 광통신용 계측기

OmniBER 725, Multirate Analyzer - 이 페이지
2022-08-24T05:14:32Z

새 문서: OmniBER Multirate Analyzer <ol> <li> 전자부품 <ol> <li>계측기 <ol> <li> OmniBER 광통신용 계측기 <ol> <li> OmniBER 725, Multirate Analyzer - 이 페이지 </o...

새 문서
OmniBER Multirate Analyzer
<ol>
<li> [[전자부품]]
<ol>
<li>계측기
<ol>
<li> [[OmniBER]] 광통신용 계측기
<ol>
<li> [[OmniBER 725, Multirate Analyzer]] - 이 페이지
</ol>
</ol>
</ol>
<li>Multirate Analyzer
<ol>
<li>전체
<gallery>
image:j1409a00_027.jpg
image:j1409a00_028.jpg
image:j1409a00_028_001.jpg
image:j1409a00_028_004.jpg
image:j1409a00_028_005.jpg
image:j1409a00_028_006.jpg
</gallery>
<li>관심 부품 및 레이아웃
<gallery>
image:j1409a00_028_006_001.jpg
image:j1409a00_028_006_002.jpg | [[가변R]]
image:j1409a00_028_014.jpg | 49.9오옴, 마킹 MLCC
image:j1409a00_028_015.jpg | 매칭 신호선
image:j1409a00_028_018.jpg | 49.9오옴
image:j1409a00_028_026.jpg | 마킹 MLCC
</gallery>
<li>케이블 길이 조사
<gallery>
image:j1409a00_028_009.jpg
image:j1409a00_028_010.jpg
image:j1409a00_028_011.jpg
image:j1409a00_028_012.jpg
image:j1409a00_028_013.png

</ol>
<li>shield 시킨 앰프 및 갈바닉 부식
<ol>image:j1409a00_028_019.jpg
image:j1409a00_028_020.jpg
image:j1409a00_028_021.jpg
image:j1409a00_028_022.jpg
image:j1409a00_028_023.jpg
image:j1409a00_028_024.jpg | CLC449 1.1GHz Ultra Wideband Monolithic Op Amp
</gallery>
<li>보드 2+3
<gallery>
image:j1409a00_028_027.jpg
image:j1409a00_028_028.jpg
</gallery>
<li>보드 2
<ol>
<li>전체
<gallery>
image:j1409a00_028_029.jpg
image:j1409a00_028_033.jpg
image:j1409a00_028_034.jpg
image:j1409a00_028_037.jpg
image:j1409a00_028_038.jpg
</gallery>
<li>Fujistu IC
<gallery>
image:j1409a00_028_034_001.jpg
image:j1409a00_028_034_002.jpg | 무슨 이유가 있어 C연결
image:j1409a00_028_034_003.jpg
image:j1409a00_028_034_004.jpg
image:j1409a00_028_034_005.jpg
image:j1409a00_028_034_006.jpg | 밑면 전체가 금속 접지
image:j1409a00_028_034_007.jpg
image:j1409a00_028_034_008.jpg | 리드 융착면에 접지 via가 있다.
</gallery>
<li>강제로 들어올려 뜯어냈더니, 접착제가 솔더링보다 접착력이 낮음. VITESSE VSC8023TQ
<gallery>
image:j1409a00_028_029_001.jpg
image:j1409a00_028_029_002.jpg
image:j1409a00_028_029_003.jpg | Matching Pi Attenuator
</gallery>
<li>PI Attenuator
<gallery>
image:j1409a00_028_029_006.jpg
image:j1409a00_028_029_021.jpg
image:j1409a00_028_029_022.jpg
image:j1409a00_028_029_023.jpg
</gallery>
<li>들어올려 뜯어냈더니, IC 솔더링에서 떨어짐. VITESSE VSC8024TQ
<gallery>
image:j1409a00_028_029_004.jpg
image:j1409a00_028_029_017.jpg
image:j1409a00_028_029_018.jpg
image:j1409a00_028_029_019.jpg
image:j1409a00_028_029_020.jpg | 구리방열판속에 IC넣어 조립, PCB는 양면
</gallery>
<li>메인 PCB 쪽에서
<gallery>
image:j1409a00_028_029_005.jpg
image:j1409a00_028_029_007.jpg
image:j1409a00_028_029_008.jpg
image:j1409a00_028_029_009.jpg
image:j1409a00_028_029_010.jpg | 떨어진 면 4가지
image:j1409a00_028_029_011.jpg
</gallery>
<li>IC 쪽에서
<gallery>
image:j1409a00_028_029_012.jpg
image:j1409a00_028_029_013.jpg
image:j1409a00_028_029_014.jpg | 떨어진 면 4가지
image:j1409a00_028_029_015.jpg
image:j1409a00_028_029_016.jpg
</gallery>
</ol>
<li>보드 3
<ol>
<li>전체
<gallery>
image:j1409a00_028_030.jpg
</gallery>
<li>주요 관심
<gallery>
image:j1409a00_028_031.jpg | 수정
image:j1409a00_028_032.jpg | 점퍼 사용
image:j1409a00_028_035.jpg | 미세 PCB 동박라인
image:j1409a00_028_036.jpg | ASIC 밑 MLCC
</gallery>
<li>Fujitsu CG31793, HP part 1821-0792
<gallery>
image:j1409a00_028_030_001.jpg
image:j1409a00_028_030_002.jpg | 방열판
image:j1409a00_028_030_003.jpg
</gallery>
</ol>
<li>두 보드 연결
<gallery>
image:j1409a00_028_039.jpg
image:j1409a00_028_040.jpg
image:j1409a00_028_040_001.jpg
image:j1409a00_028_040_002.jpg | 억지 끼워 맞춤
</gallery>
<li>Toshiba TC203G82, ASIC
<gallery>
image:j1409a00_028_041.jpg
image:j1409a00_028_042.jpg | 고온에 말랑해지는 접착제 붙여 고정. 그러므로 전체는 솔더볼로만 고정
image:j1409a00_028_043.jpg
image:j1409a00_028_044.jpg
image:j1409a00_028_045.jpg
image:j1409a00_028_046.jpg
image:j1409a00_028_047.jpg
image:j1409a00_028_048.jpg | 선폭 20um, 간격 60um 동박라인
image:j1409a00_028_049.jpg
image:j1409a00_028_050.jpg
image:j1409a00_028_051.jpg
image:j1409a00_028_052.jpg
image:j1409a00_028_053.jpg
image:j1409a00_028_054.jpg
image:j1409a00_028_055.jpg | Tape-automated bonding(TAB)
</gallery>
</ol>
</ol>