OUTPUT CHARACTERISTICS OF A TRANSISTOR IN CE CONFIGURATION.

    TRANSISTOR 

CHARATERISTIC CURVE  IN COMMON EMITTER MODE

 C E āϏংāϝোāĻ—ে  āϟ্āϰাāύāϜিāϏ্āϟāϰেāϰ āφāωāϟāĻĒুāϟ āĻŦৈāĻļিāώ্āϟ্āϝ āϞেāĻ–াāϚিāϤ্āϰ  

āϏাāϧাāϰāĻŖ āύিঃāϏাāϰāĻ• āĻŦৈāĻļিāώ্āϟ্āϝ āϞেāĻ–āϚিāϤ্āϰ āĻ…āĻ™্āĻ•āύেāϰ āϜāύ্āϝ āϚিāϤ্āϰেāϰ āύ্āϝা⧟ āĻŦāϰ্āϤāύীāϤে āĻāĻ•āϟি āϟ্āϰাāύāϜিāϏ্āϟাāϰāĻ•ে āϝুāĻ•্āϤ āĻ•āϰা āĻšā§Ÿ āϚিāϤ্āϰে npn  āϟ্āϰাāύāϜিāϏ্āϟāϰেāϰ  āϜāύ্āϝ āĻŦāϰ্āϤāύী āĻĻেāĻ–াāύো āĻšāϞ। pnp  āϟ্āϰাāύāϜিāϏ্āϟāϰেāϰ āϜāύ্āϝ āĻŦāϰ্āϤāύী āĻāĻ•āχ āϰāĻ•āĻŽ āĻšāĻŦে āĻ•েāĻŦāϞ āĻŽাāϤ্āϰ āĻŦ্āϝাāϟাāϰি āĻāĻŦং āĻĒ্āϰāĻŦাāĻš āĻ“ āĻŦিāĻ­āĻŦ āĻŽাāĻĒাāϰ āĻŽিāϟাāϰ āĻ—ুāϞিāϰ  āĻŽেāϰু āωāϞ্āϟে āĻĻিāϤে āĻšāĻŦে




āĻāχ āϏংāϝোāĻ—ে  āϟ্āϰাāύāϜিāϏ্āϟāϰেāϰ āĻ­ূāĻŽি (B )āĻ“ āϏংāĻ—্āϰাāĻšāĻ• (C ) āωāϭ⧟āχ āύিঃāϏাāϰāĻ•েāϰ āϏাāĻĨে āϝুāĻ•্āϤ। āĻāĻ–াāύে āύিঃāϏাāϰāĻ• āĻšāϞ āϏাāϧাāϰāĻŖ āϤাāχ āĻāχ āϏংāϝোāĻ— āĻŦ্āϝাāĻŦāϏ্āĻĨাāĻ•ে āϏাāϧাāϰāĻŖ āύিঃāϏাāϰāĻ• āϏংāϝোāĻ—  āĻŦāϞা āĻšā§ŸāύিঃāϏাāϰāĻ• āĻ“ āĻ­ূāĻŽি āĻŦāϰ্āϤāύী āĻšāϞ āχāύāĻĒুāϟ āĻāĻŦং āύিāϏাāϰāĻ• āĻ“ āϏংāĻ—্āϰাāĻšāĻ• āĻŦāϰ্āϤāύী āĻšāϞ āφāωāϟāĻĒুāϟ। 

āφāωāϟāĻĒুāϟ āĻŦৈāĻļিāώ্āϟ্āϝāϞেāĻ–:-

āĻ­ূāĻŽি āĻĒ্āϰāĻŦাāĻš Ib āĻāϰ āĻŽাāύ  āϏ্āĻĨিāϰ āϰেāĻ–ে āύিঃāϏাāϰāĻ• āĻ“ āϏংāĻ—্āϰাāĻšāĻ•েāϰ āĻŽāϧ্āϝে āĻŦিāĻ­āĻŦ āĻĒ্āϰāĻ­েāĻĻ\(V_{CE}\) āĻāϰ āĻĒāϰিāĻŦāϰ্āϤāύ āĻ•āϰāϞে āϏংāĻ—্āϰাāĻšāĻ• āĻĒ্āϰāĻŦাāĻš \(I_{c}\)  āĻāϰ āĻŽাāύেāϰ āĻĒāϰিāĻŦāϰ্āϤāύ āĻšā§Ÿ\(V_{CE}\) āĻāϰ āĻŦিāĻ­িāύ্āύ āĻŽাāύেāϰ āϜāύ্āϝ āĻĒ্āϰাāĻĒ্āϤ  \(I_{c}\) āĻāϰ āĻŦিāĻ­িāύ্āύ āĻŽাāύ  āύি⧟ে āϞেāĻ–āϚিāϤ্āϰ āĻ…āĻ™্āĻ•āύ āĻ•āϰা āĻšāϞ।āĻāϟিāχ āĻšāϞ CE  āϏংāϝোāĻ—ে āϟ্āϰাāύāϜিāϏ্āϟāϰেāϰ āφāωāϟāĻĒুāϟ āĻŦৈāĻļিāώ্āϟ āϞেāĻ–āϚিāϤ্āϰ।

āĻāχ āϞেāĻ–āϚিāϤ্āϰāĻ•ে āϤিāύāϟি āĻ…ংāĻļে āĻ­াāĻ— āĻ•āϰা āϝা⧟.-

ā§§)āĻ•াāϟ -āĻ…āĻĢ  āĻ…āĻž্āϚāϞ\(I_{b}=0\)  āϞেāĻ–āϚিāϤ্āϰেāϰ āύিāϚেāϰ āĻ…ংāĻļে \(I_{c}\)  āĻĒ্āϰা⧟ āĻļূāύ্āϝ āĻšā§Ÿ.āĻāχ āĻ…ংāĻļāĻ•ে āĻ•াāϟ -āĻ…āĻĢ  āĻ…āĻž্āϚāϞ āĻŦāϞা āĻšā§Ÿ।āĻāχ āĻ…āĻž্āϚāϞে āχāύāĻĒুāϟ āĻ“ āφāωāϟāĻĒুāϟ āωāϭ⧟āχ āĻŦিāĻĒāϰীāϤ āĻŦা⧟āϏে āĻĨাāĻ•ে।

⧍)āϏāĻŽ্āĻĒৃāĻ•্āϤ āĻ…āĻž্āϚāϞ:-\(I_{b}\)āĻāϰ āĻŽাāύ āĻ•াāϟ -āĻ…āĻĢ āĻāϰ āϤুāϞāύা⧟ āĻŦেāĻļী  āϰেāĻ–ে  \(V_{CE}\)  āĻāϰ āĻŽাāύ ā§Ļ āĻĨেāĻ•ে āĻŦৃāĻĻ্āϧি āĻ•āϰāϤে  āĻĨাāĻ•āϞে āĻĒ্āϰāĻĨāĻŽ āĻĻিāĻ•ে \(I_{c}\)āĻāϰ āĻŽাāύāĻ“ āϏāĻŽাāύুāĻĒাāϤে āĻŦা⧜āϤে āĻĨাāĻ•ে āĻĒāϰে  \(I_{c}\) āĻāϰ āĻŽাāύ āĻĒ্āϰা⧟ āϏ্āĻĨিāϰ āĻšā§Ÿ।āϝে āĻ…ংāĻļ āĻĒāϰ্āϝāύ্āϤ  \(V_{CE}\) āĻāϰ āĻĒāϰিāĻŦāϰ্āϤāύে \(I_{c}\)āĻāϰ āĻĒāϰিāĻŦāϰ্āϤāύ āĻšā§Ÿ āϏেāχ  āĻ…ংāĻļ  āĻšāϞ āϏংāĻĒৃāĻ•্āϤ āĻ…āĻž্āϚāϞ।

ā§Š)āϏāĻ•্āϰি⧟ āĻ…āĻž্āϚāϞ:-āĻāχ āĻ…āĻž্āϚāϞে  \(V_{CE}\)āĻāϰ āĻŽাāύ āĻŦৃāĻĻ্āϧি āĻ•āϰāϞে  \(I_{c}\) āĻāϰ āĻŽাāύ āĻĒ্āϰা⧟ āϏ্āĻĨিāϰ āĻĨাāĻ•ে। āĻāχ āĻ…āĻž্āϚāϞে āχāύāĻĒুāϟ āϏংāϝোāĻ— āϏāĻŽ্āĻŽুāĻ– āĻŦা⧟āϏে āĻ“ āφāωāϟāĻĒুāϟ āϏংāϝোāĻ— āĻŦিāĻĒāϰীāϤ āĻŦা⧟āϏে āĻĨাāĻ•ে।



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