åå°äœ(ICãªã©)ã®ããã±ãŒãžã«ã¯LGA(Land Grid Array)ãBGA(Ball Grid Array)ãªã©æ§ã ãªçš®é¡ããããŸãã
ãã®èšäºã§ã¯ãLGAãã«ã€ããŠ
- LGAãšã¯
- LGAã®çš®é¡
ãªã©ãå³ãçšããŠåããããã説æããããã«å¿æããŠããŸãããåèã«ãªãã°å¹žãã§ãã
LGAãšã¯
LGA(Land Grid Array)ã¯ã©ã³ããããã±ãŒãžã®åºé¢ã«æ Œåç¶ã«é åãããããã±ãŒãžã§ãã
LGAã¯ç«¯åã®å¯çã€ã³ãã¯ã¿ã³ã¹ãå°ãããããé«éã»é«åšæ³¢åäœã«é©ããŠããŸãã
BGA(Ball Grid Array)ãšç°ãªãããœã±ããã«ããå®è£ ãå¯èœã§ããå£å±±åã®é»æ¥µã«æŒãä»ããããã«è£ çããå°çšãœã±ããããããŸãããŸããLGAã®ç«¯åã¯ã©ã³ããªã®ã§ãBGAãšæ¯èŒãããšãåãä»ãé«ããäœãããããšãå¯èœã§ã(JEITAèŠæ Œã§ã¯å€éšç«¯åã®é«ãã0.1mm以äžã®å Žåãã¯ãã ããŒã«ãçšããŠããŠãLGAã«åé¡ãããŸã)ã
ãŸããLGAã®åã«è±æåãä»ãããšã§ããããã±ãŒãžåãä»ãé«ãããããã³ããããçãå€ãããŸããäŸãã°ããLãã¯ããã±ãŒãžåãä»ãé«ãLãã1.20mmïŒé«ãLâŠ1.70mmããšããããšãæå³ããŠããŸãããã®ãããLGAã®åã«ãLããã€ãããLLGAãã¯ããã±ãŒãžã®åãä»ãé«ããã1.20mmïŒé«ãLâŠ1.70mmãã®SOPãšããããšã«ãªããŸãã
ãPGAãã»ãLGAãã»ãBGAãã®éã
ããã±ãŒãžã®åºé¢ã«æ Œåç¶ã«é åãããŠãããã®ãããã³ããã©ã³ãããããŒã«ç¶ã®ã¯ãã ãã§ããã±ãŒãžå称ãå€ãããŸãã
- ãã³ïŒPGA(Pin Grid Array)
- ã©ã³ãïŒLGA(Land Grid Array)
- ããŒã«ç¶ã®ã¯ãã ïŒBGA(Ball Grid Array)
ãPGA(Pin Grid Array)ããšãBGA(Ball Grid Array)ãã«ã€ããŠã¯äžèšã®èšäºã§è©³ãã説æããŠããŸããèå³ã®ããæ¹ã¯äžèšã®ãªã³ã¯ãããã²ãã§ãã¯ãããŠã¿ãŠãã ããã
ãPGAããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
ç¶ããèŠã
-
ãBGAããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
ç¶ããèŠã
LGAã®çš®é¡
ãã³ããããè¡šãè±æåã®è¿œå
LGAã®åã«ãFããä»ããšããã³ããããå€ãããŸãããŸããLGAã®åã«ãIããä»ããšãæ Œåç¶ã®é åãå€ãããŸãã
ãã³ãããã«ã€ããŠ
- åºæ¬ããã±ãŒãžãBGAorLGAã®å Žå(FBGA or FLGA)
- ãã³ãããã0.8mm以äž
- åºæ¬ããã±ãŒãžãQFPã®å Žå(FQFP)
- ãã³ãããã0.5mm以äž
ãã®ããããFLGA(Fine-pitch LGA)ãã¯ãã³ãããã0.8mm以äžã®LGAãšããããšã«ãªããŸãã
ILGA
LGAã®åã«ä»ããŠãããIãã¯ãã€ã³ã¿ãŒã¹ãã£ã·ã£ã«ããè¡šããŠããããILGA(Interstitial LGA)ãã¯ããã±ãŒãžã®ç«¯åãæ Œåç¶ä»¥å€(äŸãã°åé³¥ãã¿ãŒã³)ã®ããã±ãŒãžã®LGAãšããããšãæå³ããŠããŸãã
ããã±ãŒãžåãä»ãé«ããè¡šãè±æåã®è¿œå
LGAã®åã«ãLã,ãTã,ãVã,ãWãçãä»ããšãããã±ãŒãžåãä»ãæã®é«ããå€ãããŸãã
LLGA
LGAã®åã«ä»ããŠãããLãã¯ããã±ãŒãžåãä»ãé«ãLãã1.20mmïŒé«ãLâŠ1.70mmããšããããšãæå³ããŠããŸãã
ãã®ããããLLGA(Low-Profile LGA)ãã¯ããã±ãŒãžã®åãä»ãé«ããã1.20mmïŒé«ãLâŠ1.70mmãã®LGAãšããããšã«ãªããŸãã
LFLGA
FLGAã®åã«ä»ããŠãããLãã¯ããã±ãŒãžåãä»ãé«ãLãã1.20mmïŒé«ãLâŠ1.70mmããšããããšãæå³ããŠããŸãã
ãã®ããããLFLGA(Low-Profile FLGA)ãã¯ããã±ãŒãžã®åãä»ãé«ããã1.20mmïŒé«ãLâŠ1.70mmãã®FLGAãšããããšã«ãªããŸãã
TLGA
LGAã®åã«ä»ããŠãããTãã¯ããã±ãŒãžåãä»ãé«ãTãã1.00mmïŒé«ãTâŠ1.20mmããšããããšãæå³ããŠããŸãã
ãã®ããããTLGA(Thin Small LGA)ãã¯ããã±ãŒãžã®åãä»ãé«ããã1.00mmïŒé«ãTâŠ1.20mmãã®LGAãšããããšã«ãªããŸãã
TFLGA
FLGAã®åã«ä»ããŠãããTãã¯ããã±ãŒãžåãä»ãé«ãTãã1.00mmïŒé«ãTâŠ1.20mmããšããããšãæå³ããŠããŸãã
ãã®ããããTFLGA(Thin Small FLGA)ãã¯ããã±ãŒãžã®åãä»ãé«ããã1.00mmïŒé«ãTâŠ1.20mmãã®FLGAãšããããšã«ãªããŸãã
VLGA
LGAã®åã«ä»ããŠãããVãã¯ããã±ãŒãžåãä»ãé«ãVãã0.80mmïŒé«ãVâŠ1.00mmããšããããšãæå³ããŠããŸãã
ãã®ããããVLGA(Very thin LGA)ãã¯ããã±ãŒãžã®åãä»ãé«ããã0.80mmïŒé«ãVâŠ1.00mmãã®LGAãšããããšã«ãªããŸãã
VFLGA
FLGAã®åã«ä»ããŠãããVãã¯ããã±ãŒãžåãä»ãé«ãVãã0.80mmïŒé«ãVâŠ1.00mmããšããããšãæå³ããŠããŸãã
ãã®ããããVFLGA(Very thin FLGA)ãã¯ããã±ãŒãžã®åãä»ãé«ããã0.80mmïŒé«ãVâŠ1.00mmãã®FLGAãšããããšã«ãªããŸãã
WLGA
LGAã®åã«ä»ããŠãããWãã¯ããã±ãŒãžåãä»ãé«ãWãã0.65mmïŒé«ãWâŠ0.80mmããšããããšãæå³ããŠããŸãã
ãã®ããããWLGA(Very-Very thin LGA)ãã¯ããã±ãŒãžã®åãä»ãé«ããã0.65mmïŒé«ãWâŠ0.80mmãã®LGAãšããããšã«ãªããŸãã
WFLGA
FLGAã®åã«ä»ããŠãããWãã¯ããã±ãŒãžåãä»ãé«ãWãã0.65mmïŒé«ãWâŠ0.80mmããšããããšãæå³ããŠããŸãã
ãã®ããããWFLGA(Very-Very thin FLGA)ãã¯ããã±ãŒãžã®åãä»ãé«ããã0.65mmïŒé«ãWâŠ0.80mmãã®FLGAãšããããšã«ãªããŸãã
ULGA
LGAã®åã«ä»ããŠãããUãã¯ããã±ãŒãžåãä»ãé«ãUãã0.50mmïŒé«ãUâŠ0.65mmããšããããšãæå³ããŠããŸãã
ãã®ããããULGA(Ultra thin LGA)ãã¯ããã±ãŒãžã®åãä»ãé«ããã0.50mmïŒé«ãUâŠ0.65mmãã®LGAãšããããšã«ãªããŸãã
UFLGA
FLGAã®åã«ä»ããŠãããUãã¯ããã±ãŒãžåãä»ãé«ãUãã0.50mmïŒé«ãUâŠ0.65mmããšããããšãæå³ããŠããŸãã
ãã®ããããUFLGA(Ultra thin FLGA)ãã¯ããã±ãŒãžã®åãä»ãé«ããã0.50mmïŒé«ãUâŠ0.65mmãã®FLGAãšããããšã«ãªããŸãã
XLGA
LGAã®åã«ä»ããŠãããXãã¯ããã±ãŒãžåãä»ãé«ãXããé«ãXâŠ0.50mmããšããããšãæå³ããŠããŸãã
ãã®ããããXLGA(Extra thin LGA)ãã¯ããã±ãŒãžã®åãä»ãé«ãããé«ãXâŠ0.50mmãã®LGAãšããããšã«ãªããŸãã
XFLGA
FLGAã®åã«ä»ããŠãããXãã¯ããã±ãŒãžåãä»ãé«ãXããé«ãXâŠ0.50mmããšããããšãæå³ããŠããŸãã
ãã®ããããXFLGA(Extra thin FLGA)ãã¯ããã±ãŒãžã®åãä»ãé«ãããé«ãXâŠ0.50mmãã®FLGAãšããããšã«ãªããŸãã
å€åœ¢äžã®æ©èœè¿œå ãè¡šãè±æåã®è¿œå
LGAã®åã«ãHããä»ããšããããŒãã·ã³ã¯ä»ããã®ããã±ãŒãžãšãªããŸãã
HLGA
LGAã®åã«ä»ããŠãããHãã¯ãããŒãã·ã³ã¯ä»ãããè¡šããŸãã
ãã®ããããHLGA(LGA with Heat Sink)ãã¯ããŒãã·ã³ã¯ä»ãã®LGAãšããããšã«ãªããŸãã
HLLGA
LLGAã®åã«ä»ããŠãããHãã¯ãããŒãã·ã³ã¯ä»ãããè¡šããŸãã
ãã®ããããHLLGA(LLGA with Heat Sink)ãã¯ããŒãã·ã³ã¯ä»ãã®LLGAãšããããšã«ãªããŸãã
HTLGA
TLGAã®åã«ä»ããŠãããHãã¯ãããŒãã·ã³ã¯ä»ãããè¡šããŸãã
ãã®ããããHTLGA(TLGA with Heat Sink)ãã¯ããŒãã·ã³ã¯ä»ãã®TLGAãšããããšã«ãªããŸãã
HVLGA
VLGAã®åã«ä»ããŠãããHãã¯ãããŒãã·ã³ã¯ä»ãããè¡šããŸãã
ãã®ããããHVLGA(VLGA with Heat Sink)ãã¯ããŒãã·ã³ã¯ä»ãã®VLGAãšããããšã«ãªããŸãã
HWLGA
WLGAã®åã«ä»ããŠãããHãã¯ãããŒãã·ã³ã¯ä»ãããè¡šããŸãã
ãã®ããããHWLGA(WLGA with Heat Sink)ãã¯ããŒãã·ã³ã¯ä»ãã®WLGAãšããããšã«ãªããŸãã
HULGA
ULGAã®åã«ä»ããŠãããHãã¯ãããŒãã·ã³ã¯ä»ãããè¡šããŸãã
ãã®ããããHULGA(ULGA with Heat Sink)ãã¯ããŒãã·ã³ã¯ä»ãã®ULGAãšããããšã«ãªããŸãã
HXLGA
XLGAã®åã«ä»ããŠãããHãã¯ãããŒãã·ã³ã¯ä»ãããè¡šããŸãã
ãã®ããããHXLGA(XLGA with Heat Sink)ãã¯ããŒãã·ã³ã¯ä»ãã®XLGAãšããããšã«ãªããŸãã
ææãè¡šãè±æåã®è¿œå
LGAã®åã«ãP-ã,ãC-ã,ãS-ããä»ããšãããã±ãŒãžã®æ質ãå€ãããŸãã
P-LGA
LGAã®åã«ä»ããŠãããP-ãã¯ããã©ã¹ããã¯ããè¡šããŸãã
ãã®ããããP-LGA(Plastic LGA)ãã¯ããã±ãŒãžæ質ããã©ã¹ããã¯ã®LGAãšããããšã«ãªããŸãã
C-LGA
LGAã®åã«ä»ããŠãããC-ãã¯ãã»ã©ããã¯ããè¡šããŸãã
ãã®ããããC-LGA(Ceramic LGA)ãã¯ããã±ãŒãžæ質ãã»ã©ããã¯ã®LGAãšããããšã«ãªããŸãã
S-FLGA
FLGAã®åã«ä»ããŠãããS-ãã¯ãã·ãªã³ã³ããè¡šããŸãã
ãã®ããããS-FLGA(Silicon FLGA)ãã¯ããã±ãŒãžæ質ãã·ãªã³ã³ã®FLGAãšããããšã«ãªããŸãã
ãŸãšã
ãã®èšäºã§ã¯åå°äœ(ICãªã©)ã®ããã±ãŒãžã®ãLGAãã«ã€ããŠã以äžã®å 容ã説æããŸããã
- LGAãšã¯
- LGAã®åã«ä»ãè±æåã«ãããããã±ãŒãžåãä»ãé«ããããããã±ãŒãžæ質ããå€ãã
ãèªã¿é ãããããšãããããŸããã
ããããŠèªã¿ãã
ä»å説æãããLGAã以å€ã®åå°äœ(ICããã©ã³ãžã¹ã¿)ã®ããã±ãŒãžã«ã€ããŠã¯äžèšã®èšäºã§è©³ãã説æããŠããŸããèå³ã®ããæ¹ã¯äžèšã®ãªã³ã¯ãããã²ãã§ãã¯ãããŠã¿ãŠãã ããã
- ãåå°äœã®ããã±ãŒãžã®çš®é¡ãã©ã®ããã±ãŒãžãã©ã®åœ¢ãè¡šãã®ïŒ
- ãSOTãããã±ãŒãžã®ãçš®é¡(SOT-23ãªã©)ããšãç¹åŸŽãã解説ïŒ
- ãSODãããã±ãŒãžã®ãçš®é¡(SOD-323ãªã©)ããšãç¹åŸŽãã解説ïŒ
- ãTOãããã±ãŒãžã®ãçš®é¡(TO-220ãTO-92ãªã©)ããšãç¹åŸŽãã解説ïŒ
- ãSIPããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
- ãDIPããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
- ãZIPããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
- ãSOPããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
- ãSONããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
- ãSOJããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
- ãQFPããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
- ãQFNããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
- ãQFJããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
- ãBGAããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
- ãPGAããšã¯ïŒããã±ãŒãžã®çš®é¡ã解説ïŒãåå°äœïŒICã
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