EC LECTURES
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EC LECTURES
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ู…ู† ุงู„ EX 1
ู‡ู†ุง ููŠู‡ ุชุนุฏูŠู„ ุจุณูŠุท ูˆ ุงู„ุฏูƒุชูˆุฑ ู†ูˆู‡ ุนู„ูŠู‡ ุบูŠุฑ ุชูˆุง ุจุณ ุชููƒุฑุช ู†ู†ุจู‡ ุนู„ูŠู‡ .
ูˆ ุงู„ู„ูŠ ู‡ูˆ ุงู†ู‡ ููŠ ุญุณุจุฉ ุงู„ Ro ุจุชุฎุด ุงู„ RL ููŠ ุงู„ุญุณุจุฉ ูˆ ุงู„ RS parallel with 100k
ู„ูˆ ู…ุง ูƒุงู†ุด ููŠู‡ RS series with S.C ู‡ู†ุง ุชูƒู†ุณู„ ุงู„ู…ู‚ุงูˆู…ุฉ ุงู„ parallel ุงู„ู„ูŠ ู‡ูŠ 100k ูˆ ุชูƒูˆู† ุงู„ุญุณุจุฉ
Ro = RE parallel with r-pi / ( 1+B)

ูˆ ู†ูุณ ุงู„ุดูŠุก ุญุณุจุฉ ุงู„ Rin ุชุฎุด RL ููŠ ุงู„ุญุณุจุฉ ุงู„ู„ูŠ ู‡ูŠ ุจุชูƒูˆู† parallel with 5K
EC LECTURES
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ูˆู‡ู†ุง ููŠู‡ ุบู„ุทู‡ ุงู„ู…ูุฑูˆุถ (B+1) IB ู„ุงู†ู‡ ุงู„13k ูุงู„ emitter
ุงูˆู„ ู…ุซุงู„
ู…ุญุงุถุฑุงุช ุฌุฒุฆูŠุฉ ุงู„ู†ู‡ุงุฆูŠ โฌ‡๏ธโฌ‡๏ธโฌ‡๏ธโฌ‡๏ธโฌ‡๏ธโฌ‡๏ธ
#M305
Lecture 12
#M305
Lecture 13
#M305
Lecture 14