CS245708B1 - Bc class power amplifier - Google Patents

Bc class power amplifier Download PDF

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Publication number
CS245708B1
CS245708B1 CS811993A CS199381A CS245708B1 CS 245708 B1 CS245708 B1 CS 245708B1 CS 811993 A CS811993 A CS 811993A CS 199381 A CS199381 A CS 199381A CS 245708 B1 CS245708 B1 CS 245708B1
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CS
Czechoslovakia
Prior art keywords
transistor
class
coupled
preamplifier
base
Prior art date
Application number
CS811993A
Other languages
Czech (cs)
Other versions
CS199381A1 (en
Inventor
Vasil M Sofijanski
Boris V Vasilev
Panajot J Dancev
Angel B Angelov
Jordan M Strandzaliev
Georgi S Kechajov
Original Assignee
Vasil M Sofijanski
Boris V Vasilev
Panajot J Dancev
Angel B Angelov
Jordan M Strandzaliev
Georgi S Kechajov
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Publication date
Application filed by Vasil M Sofijanski, Boris V Vasilev, Panajot J Dancev, Angel B Angelov, Jordan M Strandzaliev, Georgi S Kechajov filed Critical Vasil M Sofijanski
Publication of CS199381A1 publication Critical patent/CS199381A1/en
Publication of CS245708B1 publication Critical patent/CS245708B1/en

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3066—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0244—Stepped control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Description

-2- Κ3θ6ρβτθΗΗβ othochtch κ vcHJiHTeJiw mouihocth KJiacca BC,KOTOpwň ΜΟΧβΤ HaflTH ΠρΗΜβΗθΗΗθ B yCHJIHTeJIbHMX VCTpOHCTBaX, ΓΛβ Κ03φφΗΠΗβΗΤ ΠΟΛΘ3ΗΟΓΟ fleHCTBHH ΗΜββΤ ΠβρΒΟΟΤβΠβΗΗΟβ 3Ha-ΗβΗΗθ η Hcnojib5oBanne BwxoflHoro TpaHC®opMa'ropa He o6a3aTejibHO.-2- Κ3θ6ρβτθΗΗβ othochtch κ vcHJiHTeJiw mouihocth KJiacca BC KOTOpwň ΜΟΧβΤ HaflTH ΠρΗΜβΗθΗΗθ B yCHJIHTeJIbHMX VCTpOHCTBaX, ΓΛβ Κ03φφΗΠΗβΗΤ ΠΟΛΘ3ΗΟΓΟ fleHCTBHH ΗΜββΤ ΠβρΒΟΟΤβΠβΗΗΟβ 3ha-ΗβΗΗθ η Hcnojib5oBanne BwxoflHoro TpaHC®opMa'ropa He o6a3aTejibHO.

CvnjecTByeT ,γοΗΛΗΤβ,πκ moiuhocth κ/iacca BC, coaepxa-mHfi ΟΗΜΜβΤρΗΊΗΜβ flBVXTaKTHMH yCHJIHTeJIB Η ΠρΟΜβΚγΤΟΗΗΜβ npefl-BapHTe/IbHMH yCHJIHTeJIb, BMXOflM ΚΟΤΟρΟΓΟ CBH3aHW C flBVMH MO1H-HMMH nJienaMH VCHJIHTeJIH, OflHO ΜΟΙ«ΗΟΘ ΠΛΘ40 CBH3aHO C ΠΟΛΟΚΗ-TeJIbHMMH nOJIMCaMH HCTOHHHKOB ΠΗΤΗΗΗΛ, a apyroe MOIUHOe ΠΤΙβΊΟCBH3aHO C OTpHUaTejIbHhlMH nOJIHlCaMH HCTOHHHKOB IlHTaHHfl TaK, HTO 245708 3· 06a MoniHwe njieqa h hx cootbětctbvmihhg npoMexvToqHbie npejiBa-pHTeJIbHbie VCHJIHTeJIbHbie KaCKajIbl BnOJIHe ΟΗΜΜβΤρΗΊΗΜ, a ΟΟΟΤΒβΤ—CTBVH)mH6 TpaH3HCTOpW ΗΜΘΙΟΤ ΠρΟΤΗΒΟΠΟΙΙΟΧΗΜβ npOBOflHMOCTH, OflHHΒΜΧΟΛ ΟΗΜΜβΤρΗΗΗΟΓΟ flByXTaKTHOTO npeflBapHTeJIhHOrO VCHJIHTCJlflCBff3aH C OflHHM BXOflOM ΠρΟΜΘΧ.γΤΟΊΗΟΓΟ npeflBapHTeJIbHOrO yCHJlH-TeJIH, BblXOfl ΚΟΤΟρΟΓΟ CBH3aH C TpaH3HCTOpOM. paÓOTaiOUtflM B KJiac-ce B.CvnjecTByeT, γοΗΛΗΤβ, πκ moiuhocth κ / IACC BC coaepxa-mHfi ΟΗΜΜβΤρΗΊΗΜβ flBVXTaKTHMH yCHJIHTeJIB Η ΠρΟΜβΚγΤΟΗΗΜβ npefl-Baphe / IbHMH yCHJIHTeJIb, BMXOflM ΚΟΤΟρΟΓΟ CBH3aHW C flBVMH MO1H-HMMH nJienaMH VCHJIHTeJIH, OflHO ΜΟΙ «ΗΟΘ ΠΛΘ40 CBH3aHO C ΠΟΛΟΚΗ-TeJIbHMMH nOJIMCaMH HCTOHHHKOB ΠΗΤΗΗΗΛ and apyroe MOIUHOe ΠΤΙβΊΟCBH3aHO C OTpHUaTejIbHhlMH nOJIHlCaMH HCTOHHHKOB IlHTaHHfl so HTO 245 708 3 · 06a MoniHwe njieqa h hx cootbětctbvmihhg npoMexvToqHbie npejiBa-pHTeJIbHbie VCHJIHTeJIbHbie KaCKajIbl BnOJIHe ΟΗΜΜβΤρΗΊΗΜ and ΟΟΟΤΒβΤ-CTBVH) MH6 TpaH3HCTOpW ΗΜΘΙΟΤ ΠρΟΤΗΒΟΠΟΙΙΟΧΗΜβ npOBOflHMOCTH, OflHHΒΜΧΟΛ ΟΗΜΜβΤρΗΗΗΟΓΟ flByXTaKTHOTO npeflBapHTeJIhHOrO VCHJIHTCJlflCBff3aH C OflHHM BXOflOM ΠΟΜΘΧΟΜΘΧΤΟΊΗΟΓΟΤΟΊΗΟΓΟpppapapHTHTHTHOHOIHOHOHOOBHBHBH--TeHHHH B B B B B BBHBHBHΟΜΘΧBHBHBHBHBHBHBHBHBHBHBHBHBHBHBHBHBHBHBHBHBH. paÓOTaiOUtflM B KJiac-ce B.

He,aocTaTKOM 3Toro ycHJiHTejia mouihocth KJiacca BC ΗΒΛΗβτοΗτο, ito řípu cxeMe coejiHHeHHfl ofimero KOJiJieKTopa KpaňHHX TpaH—3hctopob He μοχθτ ncnnxib3OBaTBca cxeMa ynpaBJíeHHH c HactimeH-hwm TpaH3ncTopoM. KOTopafl npeaoxpaHaeT μοπιημθ TpaH3HCTopw otnpočoa lípu nepeXOflHMX npoueceax, BbI3BaHHbIX HHflVKTHBHblM xapaK-τβροΜ Harpy3KH η ηθο6χολημο BKJiwiqeHHe cnemiajibHoň cxenw TaKHMxe npeflHa3HaqeHHeM. flpvroň HeflocTaTOK oto to, hto KpaňHne TpaH3HCTopwOBH3aHbi no cxeMe očmero KOJiJieKTopa n aTaKvwiunň TpaH3HCTop,paSoTawiímn b pexHMe KJiacca A. noJixeH nocTaBJíHTb aMnjiHTyny, 6ojibiue neM ncxonHVw aMnnnTvnv, ητο ηθβο3μοχηο η πρηβο,πητ κHenOJIHOMy HaCbímeHHM) KpaMHHX MOUÍHWX TpaH3HCT0p0B - CHHHteHHe MaK-CHMajIbHOH BO3MOXHOÍÍ MOUIHOCTH Η K ĎOJIbUIHM HCKaxeHHHM ΒΜΧΟΛΗΟΓΟCHmajia b caMOM aTaicywmeM KacKane. HenocTaTKOM flBJíaeTCH h to,tto TpaH3HCTop, paĎOTámuiň b pexHMe KJiacca A, noJixeH 6biTbBblCOKOBOJIbTHblM.He, aocTaTKOM 3Toro ycHJiHTejia mouihocth KJiacca BC ΗΒΛΗβτοΗτο, ito říp cxeMe coejiHHeHHfl ofimero KOJIJIEKTopa KpaňHHX TpaH — 3hctopob He μοχθτ ncnnxib3OBaTBca cxeMa ynpaBJiHHH c HactimeH-hwm TpaH3ncTopoM. Kepopafl npeaoxpaHaeT TpaH3HCTopw lime tree nepeXOflHMX npoueceax, BbI3BaHHbIX HHflVKTHBHblM xapaK-τβροΜ Harpy3KH η ηθο6χολημο BKJiwiqeHHe cnemiajibHoň cxenw TaKHMxe npeflHa3HaqeHHeM. flpvroň HeflocTaTOK oto it HTO KpaňHne TpaH3HCTopwOBH3aHbi well cxeMe OCMER KOJiJieKTopa n aTaKvwiunň TpaH3HCTop, paSoTawiímn b pexHMe KJiacca A. noJixeH nocTaBJíHTb aMnjiHTyny, 6ojibiue NEM ncxonHVw aMnnnTvnv, ητο ηθβο3μοχηο η πρηβο, πητ κHenOJIHOMy HaCbímeHHM) KpaMHHX MOUÍHWX TpaH3HCT0p0B - CHHHteHHe MAK CHMajIbHOH BO3MOXHOÍÍ MOUIHOCTH Η To HCKaxeHHHM mCHmajia b caMOM aTaicywmeM KacKane. THAT HAPPY THAT THIS, THIS TpaH3HCTop, POTENTIAL b pexHMe KJiacu A, noJixeH 6biTbBblCOKOBOJIbTHblM.

CymecTByMT cxeMbi ycHJiHTejieií mohihocth KJiacca BC. npnκοτορΜΧ TpaH3HCTop, paSoTamuinfl b KJiacce C, ynpaBJíaeTCH noc-pencTBOM neHepoBoro nnojia TpaH3ncTopa, pafioTaromero b pexHMeKJiacca B. lípu btom n3 6eramTcn BbiiueyKa3aHHwe HenocTaTKH, ho3a cqeT toto 3HaqiiTejibH0 CHHxaeTCH κοθΦΦηηηθητ nojie3Horo neň-CTBHfl η 3TO OCOĎeHHO CHJIbHO B OĎJiaCTH KOMMyTaUHH HCTOMHHKOBnHTaHHH. 3to ecTb Ďojibmofl He/iocTaTOK TaKofl cxeMbi ynpaBJíeHHH 245708 -4-CymecTByMT cxeMbi ycHJiHTejieii mohihocth KJiacca BC. npnκοτορΜΧ TpaH3HCTop, paSoTamuinfl b KJiacce C ynpaBJíaeTCH night-pencTBOM neHepoBoro nnojia TpaH3ncTopa, pafioTaromero b pexHMeKJiacca B. linden btom n3 6eramTcn BbiiueyKa3aHHwe HenocTaTKH, ho3a cqeT this 3HaqiiTejibH0 CHHxaeTCH κοθΦΦηηηθητ nojie3Horo NEN CTBHfl η 3TO OCOĎeHHO CHJIbHO B OĎJiaCTH KOMMyTaUHH HCTOMHHKOBnHTaHHH. 3to ecTb He / iocTaTOK TaKofl cxeMbi ynpaBJíeHHH 245708 -4-

TpaH3ncTopaMH, fleflcTByiomHMH b peKHMe KJiacca C, TaK KaK TpaH-3hctop paĎOTaeT npoflojnKHTejibHee Bcero hmchho b oČJiacTH kom-MyTanHH. TaKHM o6pa3OM 3aTparnBaeTca caMMň ochobhoíí noKa3a-τθλκ ycHJiHTGJin cjiacca BC - ero bmcokhh cpeflHecTaTHHecKHň κο3φ- φΗΙίΗβΗΤ ΠΟΛβ3ΗΟΓΟ ΛβΗΟΤΒΗΛ. 3aaaueň Η3θ6ρβτθΗΗ« ηβληθτοη co3flaHne μοιιιηογο ycíuiH- τβΛΗ KJiacca BC, nosBOjimomHM ynpaBjíHTb cxeMofl HacwmeHHMM TpaH—3HCT0P0M. KOTOpafl BbinOJIHHCT ftyHKIJHHI 3aillHTM OT nepexOflHMX npo-UeCCOB, BbI3BaHHbIX HH^yKTHBHblM xapaKTepoM Harpy3KH, exeMa yn-paBJICHHH 0K0H6HHMM MOIQHMM 6JIOKOM - ΜΟ)ΚθΤ ΘΓΟ paCKOJieČJIHBaTb flO MaKCHMaJIbHO BO3MOJKHOÍÍ βΓΟ MOH(HOCTH H nO3BOJIKTb HCnOJIb3OBaHHe HI13-KOBOJIbTHMX TpaH3HCTOpOB TaK, TTO CXCMa ynpaBJíeHHfl ΟΚΟΗβΗΗΜΜďjiokom h exeMa ynpaBJíeHHfl TpaH3HCTopaMH, pačoTaiomHMH b peatHMeKJiacca C, 6mjih 6w τβκημμ, hto ohm ηθ CHraajin κοβΦΦηιιηθητ nojie3-Horo fleňCTBHH, xapaKTepHbifl /xjih ycMJiHTejifl BC. 3Ta 3aflana pemaeTCH cjieflywmHM o6pa3OM: ycHJiHTejib moiu-hocth KJiacca BC, coflepatamníi CHMMeTpHHHwň flBvxTaKTHMň npeíiBa-puTejibHbifl ycujiHTejib h npoMexyTOHHbiň npejiBapHTejibHbiň ycHJiHTejib,BMXOflbl ΚΟΤΟρΟΓΟ CBfl3HHb! C JIByMfl MOlUHblMH nJieiaMH yCHJIHTCJIH,o/iho MomHoe njieqo cBH3aHo c nojioMTejibHMMH nojiwcaMH hctoihh-kob nuTaHHH, a apvroe - c oTpHuaTejibHWMH nojitocaMu hctohhh-kob nHTaHHH TaK, Ίτο 06a MomHbie rijieya h mx cooTBeTCTBywmnenpoMRJKyTOTHbie npeaaapHTejibHwe KacKa/iw BnojiHe chmmctphthwh, aCOOTB.CTCTBywmHe JpaH3HCTOpbI ΗΜΘΜΤ npOTHBOnOJIOJKHbie^ΠρΟΒΟ/ΙΗΜΟΟ-TH, OflHH ΒΜΧΟΛ/ΟΗΜΜΘΤρΗΉΗΟΓΟ flByXTáKTHOTO ΠρeflBapHTeJIbHOTOycHJWTeJiH CBfláaH c ojihhm bxmjiom npoMewyTomioro npeflBapHTejibHo-ro ycHJMTCJiH, Bhixoji κοτοροΓΟ CBH3aH c τρaH3HCTopom, paĎoTaiomHMb Kjiacce B, OTjmqawmuMCfl τθμ, κτο o«hh Bbixo/i npOMeacyTOHHoronpejiBapHTeJibHoro ycHJiHTeJia CBflsaH flHpeKTHO c 6a3Oň TpaH3HCTopap-n-p-Tuna, paóoTawmero b Kjiacce B, h nocpeacTBOM pe3HCTopa cbh- 245708 5- 3aH c 3MHTTepoB cpaBHHHiinero n-p-n TpaH3Hcropa. ΚοΛΛθΚτορ TpaH—3HCT0pa, paSoTawmero b KJiacce B: CBB3aH c ηκτηβημμ bwboaom Ha-rpV3KH, C KOTOpWM, nOCpeflCTBOM npeflOXpaHHTeJIbHOrO flHO.ua, OflHO“HanpaBfleHHO 6a3OBOMy TOicy η,θπη, CBtnaHa 6a3a cpaBHawmero n-p-nTpaH3HCTOpa, KOJIJieKTOp ΚΟΤΟρΟΓΟ COeflHHeH ,ίΧΗρθΚΤΗΟ C 6a3 0ňp-n-p TpaH3HCTopa, paĎOTawmero b KJiacce C. Βτοροϋ buxoa npo-MexyToqHoro npeflBapHTejibHoro ycHJiHTejia cBH3aH c 3Μ«ττβροΜTpaH3HCTopa, pačoTawmero b KJiacce B η b toh xe chmoh τοπκβ cbh 3aH κοΜΜγτπρywinHň αηοα η κοτιηβκτορ TpaH3HCTopa, pa6oTawmero * b KJiacce C. Ahoa KOMMyTHpvwuero fluofla CBH3aH c nojioxHTejibHMMnOJHOCOM HH3KOBOJIbTHOrO HCTOHHHKa ΠΜΤΟΗΗΗ, a 3ΜΗΤΤΘΡ TpaH3HC —Topa, paĎOTammero b KJiacce C cbh3íih c nojioxHTejibHUM nojnocoMBMCOKOBOJIbTHOrO HCTOHHHKa. ΌΜΗΤΤβρ CpaBHflKHIierO TpaH3HCT0panpn ΠΟΜΟΠΙΗ 3ΜΗΤΤΘΡΗ0Γ0 pO3HCTOpa CBH3aH C 3βΜΛθΗ.TpaH3ncTopaMH, fleflcTByiomHMH b peKHMe KJiacca C, TaK KaK TpaH-3hctop paĎOTaeT npoflojnKHTejibHee Bcero hmchho b oČJiacTH com-MyTanHH. TaKHM o6pa3OM 3aTparnBaeTca caMMň ochobhoíí noKa3a-τθλκ ycHJiHTGJin cjiacca BC - ero bmcokhh cpeflHecTaTHHecKHn κο3φ- φΗΙίΗβΗΤ ΠΟΛβ3ΗΟΓΟ ΛβΗΟΤΒΗΛ. 3aaaue ň3θ6ρβτθΗΗ «ηβληθτοη co3flaHne μοιιιηογο ycíuiH- τβΛΗ KJiacca BC, nosBOjimmHM ynpaBjíHTb cxeMofl HacwmeHHMM TpaH — 3HCT0P0M. KOTOpafl BbinOJIHHCT ftyHKIJHHI 3aillHTM OT nepexOflHMX NPO-UeCCOB, BbI3BaHHbIX HH ^ yKTHBHblM xapaKTepoM Harpy3KH, eczema yn-paBJICHHH 0K0H6HHMM MOIQHMM 6JIOKOM - ΜΟ) ΚθΤ ΘΓΟ paCKOJieČJIHBaTb FLO MaKCHMaJIbHO BO3MOJKHOÍÍ βΓΟ MOH (HOCTH H nO3BOJIKTb HCnOJIb3OBaHHe HI13-KOBOJIbTHMX TpaH3HCTOpOB so TTO CXCMa ynpaBJíeHHfl ΟΚΟΗβΗΗΜΜďjiokom h eczema ynpaBJíeHHfl TpaH3HCTopaMH, pačoTaiomHMH b peatHMeKJiacca C 6mjih 6 watts τβκημμ, HTO ohm ηθ CHraajin κοβΦΦηιιηθητ nojie3-Horo fleňCTBHH, xapaKTepHbifl / xjih ycMJiHTejifl BC. 3TA 3aflana pemaeTCH cjieflywmHM o6pa3OM: ycHJiHTejib timers-hocth KJiacca BC coflepatamníi CHMMeTpHHHwň flBvxTaKTHMň npeíiBa-puTejibHbifl ycujiHTejib h npoMexyTOHHbiň npejiBapHTejibHbiň ycHJiHTejib, BMXOflbl ΚΟΤΟρΟΓΟ CBfl3HHb! C JIByMfl MOlUHblMH nJieiaMH yCHJIHTCJIH on / IHO MomHoe njieqo cBH3aHo c nojioMTejibHMMH nojiwcaMH hctoihh-Cob nuTaHHH and apvroe - c oTpHuaTejibHWMH nojitocaMu hctohhh-Cob nHTaHHH so Ίτο 06a MomH bie rijieya h mx cooTBeTCTBywmnenpoMRJKyTOTHbie npeaaapHTejibHwe KACK / iw BnojiHe chmmctphthwh, aCOOTB.CTCTBywmHe JpaH3HCTOpbI ΗΜΘΜΤ npOTHBOnOJIOJKHbie ^ ΠρΟΒΟ / ΙΗΜΟΟ-TH OflHH ΒΜΧΟΛ / ΟΗΜΜΘΤρΗΉΗΟΓΟ flByXTáKTHOTO ΠρeflBapHTeJIbHOTOycHJWTeJiH CBfláaH c ojihhm bxmjiom npoMewyTomioro npeflBapHTejibHo-ro ycHJMTCJiH, Bhixoji κοτοροΓΟ CBH3aH τρaH3HCTopom C, B paĎoTaiomHMb Kjiacce , OTjmqawmuMCfl τθμ, κτο of "hh Bbixo / i npOMeacyTOHHoronpejiBapHTeJibHoro ycHJiHTeJia CBflsaH flHpeKTHO c 6a3Oň TpaH3HCTopap-NP-Tuna, paóoTawmero Kjiacce b b h nocpeacTBOM pe3HCTopa cbh- 5 245 708 3a c 3MHTTepoB cpaBHHHiinero npn TpaH3Hcropa. ΚοΛΛθΚτορ TPAH-3HCT0pa, paSoTawmero KJiacce b B c CBB3aH ηκτηβημμ bwboaom Ha-rpV3KH C KOTOpWM, nOCpeflCTBOM npeflOXpaHHTeJIbHOrO flHO.ua, OflHO "HanpaBfleHHO 6a3OBOMy thirty η, θπη, CBtnaHa 6a3a cpaBHawmero NP-nTpaH3HCTOpa, KOJIJieKTOp ΚΟΤΟρΟΓΟ COeflHHeH, ίΧΗρθΚΤΗΟ C 6A3 0ňp TpaH3HCTopa-NP, b paĎOTawmero KJiacce C. Βτοροϋ Buxó NPO-MexyToqHoro npeflBapHTejibHoro ycHJiHTejia cBH3aH c 3Μ «ττβροΜTpaH3HCTopa, pačoTawmero b KJiacce b η b toh xe chmoh τοπκβ CBH 3a κοΜΜγτπρywinHň αηοα η κοτιηβκτορ TpaH3HCTopa, pa6oTawmero * b KJiacce C. Ahoa KOMMyTHpvwuero fluofla CBH3aH cNoOHHTHHMMnOfSHOCOM HH3KOBOJIbTHOrO HCTOHHHKa ΠΜΤΟΗΗΗ, and 3ΜΗΤΤΘΡ TpaH3HC —Top, palotameter b CJH 3HiCHiOnHHTOHHUM nojnocoMBMCOKOBOJIbTHOrO HCTOHHHKa. ΌΜΗΤΤβρ CpaBHflKHIierO TpaH3HCT0panpn ΟΜΟΟΜΟΟΜΟΙΗ 3ΜΗΤΤΘΡΗ0Γ0 pO3HCTOpa CBH3aH C 3βΜΛθΗ.

IlpeHMymecTBa ycHJiHTejia mou(hocth KJiacca BC cjieflyromne:no3BOJiaeT ynpaejieHHe cxeMofl TpaH3HCTopoM, κοτορΜΗ BwnojiHaeTKpoMe cbohx ynpaBJíKwmnx 0yHKUHH h 3amHTy KpaflHero Kacna a otnepexoflHbix nponeccoB, bu3bhhhmx HHflyKTHBHHM xapaKTepoM Har-py3KH. CxeMa ynpaBJíeHHH KpaňHHM mojhhmm ďjiokom pacKOJiefljiHBaeTero flO MaKCHMaJIbHO B03M0XH0fl ero MOIUHOCTH Η nO3BOJIHeT πρΗΜΘ-ΗβΗΗβ HH3K0B0JIbTHMX TpaH3HCT0p0B. ΠρΗ 3T0M ΚΟΟφφΗΑΗβΗΤ ΠΟ- jie3Horo fleňcTBHH He cHHxaeTca, a coxpaHaeTca αοοτητοηηο bm-COKHM - COOTBeTCTBywmHM Kjiaccv BC.IlpeHMymecTBa ycHJiHTejia my (hocth KJiacca BC cjieflyromne: no3BOJiaeT ynpaejieHHe cxeMofl TpaH3HCTopoM, κοτορΜΗ BwnojiHaeTKpoMe cbohx ynpaBJíKwmnx 0yHKUHH h 3amHTy KpaflHero cation and otnepexoflHbix nponeccoB, bu3bhhhmx HHflyKTHBHHM xapaKTepoM Har-py3KH. CxeMa ynpaBJíeHHH KpaňHHM mojhhmm ďjiokom pacKOJiefljiHBaeTero FLO MaKCHMaJIbHO B03M0XH0fl ero MOIUHOCTH Η nO3BOJIHeT πρΗΜΘ-ΗβΗΗβ HH3K0B0JIbTHMX TpaH3HCT0p0B. ΠρΗ 3T0M ΚΟΟφφΗΑΗβΗΤ ΠΟ- jie3Horo fleňcTBHH He cHHxaeTca, and coxpaHaeTca αοοτητοηηο bm-COKHM - COOTBeTCTBywmHM Kjiaccv BC.

Bojiee noflpoČHO H3o6peTeHHe BuacHaeTca πρημθρημμ bm-πο/ΐΗβΗΗβΜ, yKa3aHHWM Ha ®Hrype, npeflCTaBJíawiuHM coflofl cxeMyyCHJiHTejifl moiuhocth KJiacca BC. ycTpoňcTBO coflepxHT οημμθτρηη- hmh flByxTaKTHMň npeflBapHTeJibHWří ycHJiHTejib 1 h npoMexyTOHHMň ©We are afraid of H3o6peTeHHe BuacHaeTca bm-πο / ΐΗβΗΗβΜ, yKa3aHHWM Ha ®Hrype, npefCTaBJiawiuHM coflofl cxeMyyCHJiHTejifl moiuhocth KJiacca BC. ycTkolikcTBO coflepxHT οημμθτρηη- hmh flByxTaKTHMn npeflBapHTeJibHWri ycHJiHTejib 1 h npoMexyTOHHMn ©

yCHJIHTeJIb 2, BMXOflM KOTOpMX CBH3aH6I C flByMfl MOIUHMMH njieaaMHycHJiHTejia. Oaho MomHoe njieno CBa3aH0 c noJioxHTejibHMMH nojiw-caMH hctohhhkob πητηηηκ, a flpyroe - c οτρηηατθλβημμη noniocaMH 245708 hcto4hhkob riHTaHUH tsk, Ητο 06a MOii(Hue ruieqa h hx οοοτβθτοτ-Bywmne npoMextyTO^Hwe npeaBapHTenbHbie ycHJiHTejibHwe KacKajiMBnOJIHe ΟΜΜΜΘΤρΗΗΗΜ 3. a COOTBeTCTByWlUHe TpaH3HCTOpbl ΗΜΘΙ0Τnp OTU B OnOJIOXHbie ΠρOBOflHMOCTH. OflHH BbIXOA ΟΗΜΜβΤρΗΤΗΟΓΟ flByX-TaKTHoro npeflBapHTejibHoro ycHJiHTejifl 1 CBH3aH c οληημ bxoaomnpoMexyTOHHoro npeflBapuTeJibHoro ycHJiHTejia 2, bwxoji κοτοροΐΌCBH3aH c TpaH3ncTopoM 4, paĎOTawmMM b KJiacce B. Oahh βμχολnp0MejKyT0 4H0r0 npeflBapHTeJIhHOrO yCHJIHTeJIfl 2 CBfl3aH ZWpeKTHOc 6a30ň TpaH3HCTopa p-n-p-THna, pa#OTawiuero b KJiacce B 4, hnoepe,acTBOM pe3HCTopa 5 - c οΜηττβροΜ cpaBHHWiuero n-p-n TpaH—3HCTopa 6. ΚοΛπβκτορ TpaH3HCTopa, paČOTawiuero b KJiacce B 4CBH3aň C aKTHBHMM BWBOflOM Harpy3KH 7, C KOTOpblM, nOCpeflCTBOMnpefloxpaHHTejibHoro jih o/i a 8. o/iHOHanpaBJíeHHoro 6a3OBOMy TOKynenn, cBH3aHa 6a3a cpaBHawiuero n-p-n TpaH3ncropa 6, KOJiJieK-τορ κοτοροΓΟ coeanHeH jmpeKTHO c 6a30ň p-n-p TpaH3HCTOpa, pa-6oTawmero b KJiacce C 9. Βτοροη bwxoa npoMewyroHHOro npeaea-pnTejibHoro ycHJiHTejifl 2 CBH3aH c 3MHTTepoM TpaH3ncTopa, pa6o-Tawmero b KJiacce B 4 h b toh xe caMOH τοπκβ CB«3aH kommvth-pyromiin anofl 10 h kojijwktop TpaH3HCTopa, paSoTamiuero b KJiacce3 9 TaK, bto anon KOMMympyioiuero ano/ia 10 cBH3aH c noJioxn-TejibHMM nojiHtcoM nn3KOBOJibTHoro HCTOitiHKa nnTaHHH +E^, aΒΜΗΤΤθρ τρaH3HCTopa, paĎoTaioinero b KJiacce C 9, CBH3aH c no-JIOXHTeJlbHblM nOJlMCOM BblCOKOBOJlbTHOrO HCTOMHHKa ΠΗΤΒΗΗΗ +E£. ·OMHTTep cpaBHKiomero TpaH3HCTopa 6 nocpeacTBOM 3μηττθρηογοpe3HCTopa οβη3ηη c 3eMJien.yCHJIHTeJIb 2, BMXOfIM KOTOpMX CBH3aH6I C flByMfI MOIUHMMH njieaaMHycHJiHTejia. Oaho MomHoe njieno CBa3aH0 c noJioxHTejibHMMH nojiw-Camhi hctohhhkob πητηηηκ and flpyroe - c οτρηηατθλβημμη noniocaMH 245708 hcto4hhkob riHTaHUH TSK Ητο 06a moii (Hue ruieqa H-HX οοοτβθτοτ Bywmne npoMextyTO ^ HWE npeaBapHTenbHbie ycHJiHTejibHwe KacKajiMBnOJIHe ΟΜΜΜΘΤρΗΗΗΜ third and COOTBeTCTByWlUHe TpaH3HCTOpbl ΗΜΘΙ0Τnp OTU B OnOJIOXHbie ΠρOBOflHMOCTH. OflHH BbIXOA ΟΗΜΜβΤρΗΤΗΟΓΟ flByX-TaKTHoro npeflBapHTejibHoro ycHJiHTejifl 1 CBH3aH c οληημ bxoaomnpoMexyTOHHoro npeflBapuTeJibHoro ycHJiHTejia 2 bwxoji κοτοροΐΌCBH3aH C TpaH3ncTopoM 4 paĎOTawmMM b KJiacce B. Oahh βμχολnp0MejKyT0 4H0r0 npeflBapHTeJIhHOrO yCHJIHTeJIfl 2 CBfl3aH ZWpeKTHOc 6a30ň TpaH3HCTopa PNP THna pa # OTawiuero b KJiacce b 4, hnoepe, acTBOM pe3HCTopa 5 - c οΜηττβροΜ cpaBHHWiuero npn TpaH — 3HCTopa 6. ΛοΛπβκτορ TpaH3HCTopa, paWOTawiuero b KJiacce B 4CBH3an C aKTHBHMM BWBOflOM Harpy3KH 7, C KOTOpblM, nOCpeflCTBOMnpefloxpaHHTej ibHoro south on / i and eighth on / iHOHanpaBJíeHHoro 6a3OBOMy TOKynenn, cBH3aHa 6a3a cpaBHawiuero npn TpaH3ncropa 6-KOJiJieK τορ κοτοροΓΟ coeanHeH jmpeKTHO c 6a30ň pnp TpaH3HCTOpa PA-C 6oTawmero b KJiacce ninth Βτοροη bwxoa npoMewyroHHOro npeaea-pnTejibHoro ycHJiHTejifl 2 CBH3aH c 3MHTTepoM TpaH3ncTopa, pa6o-Tawmero b KJiacce b 4 HB toh xe caMOH τοπκβ CB «3a kommvth-pyromiin anofl 10h kojijwktop TpaH3HCTopa, paSoTamiuero b KJiacce3 9 so BTO anon KOMMympyioiuero yes / ia 10 cBH3aH c noJioxn-TejibHMM nojiHtcoM nn3KOBOJibTHoro HCTOitiHKa nnTaHHH + E ^, aΒΜΗΤΤθρ τρaH3HCTopa, paĎTaioinero b KJiacce C 9, CBH3aH c no-JIOXHTeJlbHblM nOJlMCOM BblCOKOBOJlbTHOrO HCTOMHHKa ΠΗΤΒΗΗΗ + E £. · OMHTTep cpaBHKiomero TpaH3HCTopa 6 nocpeacTBOM 3μηττθρηογοpe3HCTopa οβη3ηη c 3eMJien.

HeňcTBue ycHJiHTejifl moiuhocth KJi^cca BC cjiejiywiuee: Πρπ noKoe qepe3 TpaH3HCTopbi 2^poMexyToqHoro npefl-HeňcTBue ycHJiHTejifl moiuhocth KJi ^ ca BC cjiejiywiuee: Πρπ noKoe qepe3 TpaH3HCTopbi 2 ^ poMexyToqHoro npefl-

BapnTejibHoro ycn/iHTeJia ycTaHOBJíneTCH MaKCHMajibHwň tok, 6jih3-khh κ TOKy nx HacbineHHH, npnieM TpaH3HCTopw, paČOTawmHe bKJiacce 4,4' ycTaHOBJíneTCH MHHHMajibHWň tok ποκοη, a TpaH3HC-Topw, paČoTawinHe b KJiacce C 9.9' OKa3biBawTca 3aKynojMeHHbiMH. 245708 7« Πρπ nocTynjieHHH CHTHaaa, b 3aBHCHM0CTH ot ero μομθητηογο no-papHTeTa, o/iho ruie^o ocTaeTCH 3aKynopeHHHM b to βρθμα κάκnpyroe OTKynopHBaeTca H3-3a 3aKynopHBaHHH cooTBecTByromeroHacwmeHHoro řípu ποκοβ TpaH3HCTopa 2 hjih 2* npoMexyTOHHoronpeflBapHTejibHoro ycHjiHTeJin. Torna, Korná ΜΟΜθΗΤΗΟβ 3HaneHHeBXo/iHoro CHrHajia HapacTaeT no ypoBHH οκοηο 50% MaKCHMantHoro,C03nawTCH ycjioBHH oTKynopHBaHHH cpaBHBKmero TpaH3HCTopa 8hjih 8 h oTTnyna ynpaBJíeHHe TpaH3HCTopoM, paĎOTawinHM b KJiacceC 9 hjih 9'. Tok ποοτιθ,πηθγο TpaH3HCTopa προτθκββτ qepe3 TpaH-3HCTop KJiacca B, κοτορκπ Torna HBJíaeTca HacwweHHMM. 245708 -8-BapnTejibHoro hexene / iHTeJia ycTaHOBJíneTCH MaKCHMajibHwň flow 6jih3 κ-KHH Tokyo nx HacbineHHH, npnieM TpaH3HCTopw, paČOTawmHe bKJiacce 4,4' ycTaHOBJíneTCH MHHHMajibHWň flow ποκοη and TpaH3HCTopw, paČoTawinHe b KJiacce C 9.9 'OKa3biBawTca 3aKynojMeHHbiMH. 245708 7 «Πρπ nocTynjieHHH CHTHaaa b 3aBHCHM0CTH ot ero μομθητηογο papHTeTa no-on / IHO Rui ^ o b ocTaeTCH 3aKynopeHHHM it βρθμα κάκnpyroe OTKynopHBaeTca H3-3a 3aKynopHBaHHH cooTBecTByromeroHacwmeHHoro Rip ποκοβ TpaH3HCTopa hjih 2 2 * npoMexyTOHHoronpeflBapHTejibHoro ycHjiHTeJin. Torna, Korna apθΗΤΗΟβ 3HaneHHeBXo / iHoro CHrHajia HapacTaeT no ypoBHH οκοηο 50% MaKCHMantHoro, C03nawTCH ycjHiHHtop 8h 8h 8hTnnyByHHe TpaH3HCTopoM, paDOTawinHM b KJiacceC 9 hjih 9 '. Flow, TpaH3HCTopa flow qepe3 TpaH-3HCTop KJiacca B, Torna HBJiaeTca HacwweHHMM. 245708 -8-

ΦΟΡΜΥΛΑ H30ÉPETEHHAΦΟΡΜΥΛΑ H30ÉPETEHHA

yCHJIHTeJIb MOmHOCTH KJiaCCa BC, COflepXCamHfi ΟΗΜΜβΤρΜΗΗΜΗflByxTaKTHMM npeflBapHTe/ibHbift η προΜβκγτοΊΗΗΑ npeÁBapHTertbHMfi ycwJIHTeJIb, BHXO0H KOTOpblX CB«3aHW C OÓOHMH MOIUHblMH ΠΛβΊβΜΗ yCHHH—ΤβΛΗ, πρΗΜΘΜ OflHO MOIUHOe ΠΛβΊΟ CBH3HHO G ΠΟΛΟΚΗΤGJlbHHMM ΠΟΛΜ-CaMH HCTOHHHXOB ΠΗΤβΗΗΗ, a ΛρνΓΟθ - C OTpHqaTeHbHMMH nOBWCaMHHCTOHHHXOB ΠΗΤΒΗΗΗ ΤβΧ, HTO O6a MOIUHbie ΠΛβΗΗ Η HX COOTBeCTByiO-mne npoMexyTOTHwe npeflBapHTeabHwe ycHnHTenbHwe xacxaflw βποληθΟΗΜΜθΤρΗΗΗΜ, a COOTBGTCTBywmHG TpaH3HCT0pbI HM6I0T ΠρΟΤΗΒΟΠΟΛΟΚ-Hwe npoBOflHMOCTH, oflHH bmxoa CHMMejpHHHoro flByxTaKTHoro npeflBa-Ρητθλβηογο ycHnHTenfl cBH3aH c oflHHM BxoflOM npoMGKyTOHHoro npefl-BapHTenbHoro ycHnHTena, βμχολ κοτοροτο ceasaH c TpaH3HCTopoM,paSoTaioiuHM b xnacce B, οτληηημιιιημοη τθμ,^το οληη βμχολ προΜβ-KyTOHHOrO πρΘΛΒΟρΗΤΘΛΕΗΟΓΟ yCHHHTenfl <"2) ΟΒΗ3ΗΗ ΛΗρθΚΤΗΟc 6a30ň TpaH3HCTopa p-n-p-Tuna, paĎOTawmero b icnacce B.U) unocpencTBOM pe3HCTopa Í5) - c 3ΜΗττβρθΜ cpaBHHiomero n-p-nTpaH3ncTopa Í6), κοΛΛβκτορ TpaH3HCTopa, paĎOTawmerO b xnacceB (4) CBH3aH C aXTHBHblM XOHIJOM HarpySXH (7)., C KOTOpbIM, noc-peacTBOM npe,aoxpaHHTenbHoro nnona Í8) oxiHOHanpaBneHHoro 6a-30B0My TOKy nenu, CBH3aHa 6a3a cpaBHawmero n-p^-n TpaH3ncTopa(6), ΚΟΛΛΘΚΤΟρ κοτοροτο ΟΟΘΛΗΗθΗ ΛΗρθΚΤΗΟ C Ďa3OH p-π-π TpaH—3HCTopa, pa6oTa»mero b icnacce C Í9) Tax, ητο Βτοροβ βμχολ προ-MGKyTOHHoro πρeaBapHTenbHoro ycHHHTenfl (2) CBfl3aH c bmht-TepoM TpaH3HCTopa, pa6oTawnero b xnacce B (4) n b toh κβCaMOH ΤΟΗΧβ ΟΒΗ3ΒΗ KOMMyTHpVWIHHH flHOfl Í10) Η ΚΟΛΛΘΚΤΟρ TpaH—3HCTopa, paÓOTawmero b xnacce C (9) ,Tax, tto aHOfl xoMMyTnpyw-mero flHOfla ílO)CBH3aH C ΠΟΛΟΚΗΤβΛΧΗΜΜ ΠΟΛΝΟΟΜ ΗΗ3ΧΟΒΟΛΒΤΗΟΓΟHCTORHHxa nHTaHHfl ř+E^), a BMHTTep TpaH3HCTopa,pa6oTaiomero bΧΛΗΟΟθ C Í9) CBH3aH C nonOXHTenbHWM ΠΟΛΜΟΟΜ BblCOXOBOnbTHOrO 245708 -9- HCToqHHKa πητβημη πρκΗβΜ θΜκττβρ cpaBHHiomero π-p-p TpaH3HCTopa (6) npa πομοιηη 3ΜΜΤτθρΗ0Γ0 pe3HGTopa(lí) CBH3aH c 3eMJieň. 245708yCHJIHTeJIb MOmHOCTH KJiaCCa BC COflepXCamHfi ΟΗΜΜβΤρΜΗΗΜΗflByxTaKTHMM npeflBapHTe / ibHbift η προΜβκγτοΊΗΗΑ npeÁBapHTertbHMfi ycwJIHTeJIb, BHXO0H KOTOpblX CB «3aHW C OÓOHMH MOIUHblMH ΠΛβΊβΜΗ yCHHH-ΤβΛΗ, πρΗΜΘΜ OflHO MOIUHOe ΠΛβΊΟ CBH3HHO G ΠΟΛΟΚΗΤGJlbHHMM ΠΟΛΜ-Camhi HCTOHHHXOB ΠΗΤβΗΗΗ and ΛρνΓΟθ - C OTpHqaTeHbHMMH nOBWCaMHHCTOHHHXOB ΠΗΤΒΗΗΗ ΤβΧ, HTO O6a MOIUHbie ΠΛβΗΗ Η HX COOTBeCTByiO-me npoMexyTOTHwe npeflBapHTeabHwe ycHnHTenbHwe xacxaflw βποληθΟΗΜΜθΤρΗΗΗΜ and COOTBGTCTBywmHG TpaH3HCT0pbI HM6I0T ΠρΟΤΗΒΟΠΟΛΟΚ-HWE npoBOflHMOCTH, oflHH bmxoa CHMMejpHHHoro flByxTaKTHoro npeflBa-Ρητθλβηογο ycHnHTenfl cBH3aH c oflHHM BxoflOM npoMGKyTOHHoro npefl-BapHTenbHoro ycHnHTena, βμχολ κοτοροτο ceasaH c TpaH3HCTopoM, paSoTaioiuHM b xnacce B, τ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ CH CH CH CH CH CH CH CH CH CH CH CH enfl < "2) ΟΒΗ3ΗΗ ΛΗρθΚΤΗΟc 6a30ň TpaH3HCTopa PNP Tuna, paĎOTawmero b icnacce BU) unocpencTBOM pe3HCTopa I5) - c 3ΜΗττβρθΜ cpaBHHiomero NP-nTpaH3ncTopa I6) κοΛΛβκτορ TpaH3HCTopa, paĎOTawmerO b xnacceB (4) CBH3aH C aXTHBHblM XOHIJOM HarpySXH (7). , COCOpbIM, night-peacTBOM npe, aoxpaHHTenbHoro nnona I8) oxiHOHanpaBneHHoro 6a-30B0My TOKs nen, CBH3aHa 6a3a cpaBHawmero np ^ -n TpaH3ncTopa (6), b icnacce C i9) Tax, ητο Βτοροβ βμχολ προ-MGKyTOHHoro πρeaBapHTenbHoro ycHHHTenfl (2) c CBfl3aH bmht-TEPO TpaH3HCTopa, pa6oTawnero b xnacce b (4) nb toh κβCaMOH ΤΟΗΧβ ΟΒΗ3ΒΗ KOMMyTHpVWIHHH flHOfl I10) Η ΚΟΛΛΘΚΤΟρ TpaH3HCTopa, paÓOTawmero b xnacce C (9), Tax, this aHOfl xoMMyTnpyw-mero flHOfla elO) CBH3aH C ΠΟΛΟΚΗΤβΛΧΗΜΜ ΠΟΛΝΟΟΜ CT3CTHCTORHHxa nHTaHHfl σ + E ^), and BMHTTep TpaH3HCTopa, pa6oTaiomero bΧΛΗΟΟθ C I9) CBH3aH C nonOXHTenbHWM ΠΟΛΜΟΟΜ BblCOXOBOnbTHOrO 245708 -9- HCToqHHKa πητβημη πρκΗβΜ θΜκττβρ cpaBHHiomero π-p-p TpaH3HCTopa (6) NPA πομοιηη 3ΜΜΤτθρΗ0Γ0 pe3HGTopa (LI) CBH3aH 3eMJieň C. 245708

Cr~ 10- AMMOTAUMflCr ~ 10- AMMOTAUMfl

yCřlJliiTEJih >W0CTM KJIACCA BCyClJliiTEJih> W0CTM KJIACCA BC

HaoSpeTeHne othochtch k ycmiHTejiio mouihocth -icnaccaBC. KOTOpMÍÍ MOJKBT HaflTH ΠρΗΜΘΪΙβΗΗΘ B γΟΗΛΗΤβΛΗΗΜΧ yCTpOíICTBaX.HaoSpeTeHne othochtch to ycmiHTejiio mouihocth -icnaccaBC. MOJKBT HaflTH ΠρΗΜΘΪΙβΗΗΘ B γΟΗΛΗΤβΛΗΗΜΧ yCTpOICICTBaX.

Co3/iaHitHň npa bomoiuw Η3ο6ρβτβΗΗΗ ycwanTeHH wom-hocth Kjiacca BC copepraT οιιμμθτρμιιημΠ AByxTaKTHMfl npejnuia-pHTeJibHMii ycnjipTejii> h apoMexyTOHHwfi npeflBapHTepbHMfí ycii-JlHTeJIb, BMXOflW KOTOpHX CBH3aHM C flByMfl MO1UHMMH lUÍeiaMHycHJiHT^a, οληη βιιιχολ npoMexyToiHoro npeaeapMTejibHoro ycn-λητθλη CB«3aH ΛΗρβκτκ» c Sasow rrpan3HCTopa p—π-ρ Tuna, pafio-Tawmero b Kjiacce· B h racpepcTBOM pe3HC'ropa cmarc ομηττθ-poM cpaBHHiomero n-p-n tpan3HCTopa.KojineKTop TpaH3HCTopa κ/iac-ca B CBflsaH c ηκτηβημμ kohijom narpy3Kn, c kotqpwm, npn noMOíminpeptoxpanHTejibHoro ffHeaa cBjnana 6a3a cpaBHjiMmero n-p-n TpaH—3HCTOpa C ΚΟΛΠβΚΤΟρΟΜ» COeffHHeHHWM flHpeKTHO C 6a3OH p-n-prpaH3HCTopa,, paSoTawaiero b KJiacce C. Βτορ-oň bwxoa npoMewyroH-ΗΟΓΟ npeflBapHTe/IbHOrO yCH/IHTeJI/í CBH3aH C BMHTTepOM TpaH3HC-Topa, pa6oTa»Riero b raacce B h b ,τοβ xe c&amp;MOň toto οβ.ίιΑη . C KOMMyTUpywmHM /DTOftOS Η ΚΟΛΠβΚΤΟρÓM TpaH3«CTopá, pafloTatomerob K/iacce. C. Αηολ Ko.MMjropyi«meró ano pa cs«3aH c πολοχμτθλκημμ \nOJIIOCOM ΗΜ3ΚΟΒΟΛΕΤΗΟΓΟ HCTOHHHKa nHTaHHH, a 3ΜΗΤΤβρ TpaH3HC—rťopa, pafioTaratero « wacce C,CBH3an c nonoxHTejibHWM nojiwcoMBWCOKOBOJIbTHOrO HCTOHBHKa. ΒΜΗΤΤβρ CpaBHHWmerO TpaH3HCT0panpH nOMOIUH 3ΜΗΤΤβρΗ0Γ0 peSHCTOpa CBH3aH C 3ΘΜΛβΩ. IIpeHMymecTBa νοΗΛΗΤβΛΗ moiuhoctw .Kjiaeca BC cJie-ayKiiniie: Η03Β0Λββτ ynpasaeHne oxeMofl: τρρκ3ΗθτορθΜ, βμπο,π--iiawiiiiiM κροΜβ cbohx ynjaBjíammux $yHKnwft w aainwTy KpawHeroKacKaaa ot nepexoaHwx npoiieccoB, BM3BaHHMX, ηηα^κτιιβημμxapaKTepoM narpy^KH. SoofóiteuiieHT no/iesHoro fleflcTBua He iiohh- 245708 11 xaeTčíi. a coxpanHeTca aocTaTouno.bmcqhím, cooTBeTCTEytoinHMKJiaccy BC. ynoTpeňnenHe RcxofíHoro Tpaac§opxaTopa hg očh~ 3 íitg,tu>ho . 245708Co3 / iaHitHň NPA bomoiuw Η3ο6ρβτβΗΗΗ ycwanTeHH wom-hocth Kjiacca BC copepraT οιιμμθτρμιιημΠ AByxTaKTHMfl npejnuia-pHTeJibHMii ycnjipTejii> H apoMexyTOHHwfi npeflBapHTepbHMfí ycii-JlHTeJIb, BMXOflW KOTOpHX CBH3aHM C flByMfl MO1UHMMH lUÍeiaMHycHJiHT ^ a, οληη βιιιχολ npoMexyToiHoro npeaeapMTejibHoro hexene-λητθλη CB «3a ΛΗρβκτκ» C Sasow rrpan3HCTopa p-π-ρ Tuna, pafio-Tawmero Kjiacce b · h b racpepcTBOM pe3HC'ropa cmarc ομηττθ-pom cpaBHHiomero NPN tpan3HCTopa.KojineKTop TpaH3HCTopa κ / IAC-ca b CBflsaH c ηκτηβημμ kohijom narpy3Kn c kotqpwm, NPN noMOíminpeptoxpanHTejibHoro ffHeaa cBjnana 6a3a cpaBHjiMmero npn-TPAH 3HCTOpa C ΚΟΛΠβΚΤΟρΟΜ »COeffHHeHHWM flHpeKTHO 6a3OH C ,, pn prpaH3HCTopa paSoTawaiero b KJiacce C. Βτορ-on-bwxoa npoMewyroH ΗΟΓΟ npeflBapHTe / IbHOrO y CH / IHTeJI / I CBH3aH C BMHTTepOM TpaH3HC-Top, pa6oTa» Riera b raacce B hb, τοβ xe c &amp; can be this οβ.ίιΑη. C KOMMyTUpywmHM / DTOftOS Η ΚΤΟΠβΚΤΟρÓM TpaH3 «CTopá, pafloTatomerob K / iacce. C. Αηολ Ko.MMjropyi «meró yes pa cs« 3aH c πολοχμτθλκημμ NOJIIOCOM ΗΜ3ΚΟΒΟΛΕΤΗΟΓΟ HCTOHHHKa nHTaHHH, and 3ΜΗΤΤβρ TpaH3HC — rheta, pafioTaratero w, cBH3an c nonoxHTejibHWM nojiwcoMBWCOKOBOJIbTHOrO HCTOHBHKa. ΒΜΗΤΤβρ CpaBHHWmerO TpaH3HCT0panpH nOMOIUH 3ΜΗΤΤβρ0Η0 peSHCTOpa CBH3aH C 3ΘΜΛβΩ. IIpeHMymecTBa νοΗΛΗΤβΛΗ moiuhoctw .Kjiaeca cJie BC-ayKiiniie: Η03Β0Λββτ ynpasaeHne oxeMofl: τρρκ3ΗθτορθΜ, βμπο, π - iiawiiiiiM κροΜβ cbohx ynjaBjíammux $ yHKnwft w aainwTy KpawHeroKacKaaa ot nepexoaHwx npoiieccoB, BM3BaHHMX, NARP κτιιβημμxapaKTepoM ηηα ^ ^ KH. SoofóiteuiieHT no / iesHoro fleflcTBua He iiohh- 245708 11 xaeTcici. and coxpanHeTca aocTaTouno.bmcqhím, cooTBeTCTEytoinHMKJiaccy BC. YoTinGeReCeReRoReRoReTaTaTaTaTaTaTaHg hHhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh, herein. 245708

Claims (1)

245708 « 12 pSedmEt vynálezu Zesilovač výkonu třídy BC, obsahující symetrický dvoutaktní předzesilovač a mezi-frekvenční předzesilovač, jejichž výstupy jsou spojeny s oběma výkonnými větvemi zesi-lovače, přičemž jedna výkonová větev je spojena s kladnými póly napájecích zdrojů adruhá - se zápornými póly napájecích zdrojů tak, aby obě výkonné větve a jejich odpoví-dající mezifrekvenční předzesilovací stupně byly symetrické a odpovídající tranzistoryměly opačné vodivosti, jeden výstup symetrického dvoutaktního předzesilovače byl spojens jedním vstupem mezifrekvenčního předzesilovače, jehož výstup je spojen s tranzistorem,pracujícím ve třídě B, vyznačuje se tím, že jeden výstup mezifrekvenčního předzesilovače(2) je spojen s bází tranzistoru typu p-n-p, pracujícího ve třídě B (4) a přes odpor(5) s emitobem porovnávacího tranzistoru (6), kolektor tranzistoru, pracujícího ve tříděB (4) je spojen s aktivním koncem zátěže (7), se kterým je pomocí pojistné diody (8)stejnosměrného bázového proudu, spojena báze n-p-n tranzistoru (6), jehož kolektor je pří-mo spojen s bází p-n-p tranzistoru, pracujícího v třídě B (4) a v tomtéž místě je připo-jena komutační dioda 0 0) a kolektor tranzistoru, pracujícího ve třídě C (9) tak, že anodakomutační diody (10) je spojena s kladným pólem nízkonapěťového napájecího zdroje (+E1)a emitor tranzistoru, pracujícího ve třídě C (9) je spojen s kladným pólem vysokonapěťo-vého napájecího zdroje (+E2), přičemž emitor porovnávacího n-p-n tranzistoru (6) je po-mocí odporu (11) v emitoru spojen se zemí,. Uznáno vynálezem na základě výsledků expertizy, přovedené Institutem pro vynálezy azlepěovatelství, Sofia, BG. 1 výkresSUMMARY OF THE INVENTION A class BC power amplifier comprising a symmetric two-stroke preamplifier and an inter-frequency preamplifier, the outputs of which are coupled to both power amplifier branches, one power branch being coupled to the positive poles of the power supplies and the second to the power supply negative poles. so that the two power branches and their corresponding intermediate frequency preamplification steps are symmetrical and corresponding to the transistors have opposite conductivity, one output of the symmetric two-stroke preamplifier was the one input of the intermediate frequency preamplifier whose output is coupled to a class B transistor; that one output of the intermediate frequency preamplifier (2) is coupled to a base of a pnp transistor operating in class B (4) and via a comparator transistor (5) resistor (5), the collector of class B (4) transistor is a link with the active end of the load (7) with which the base npn of the transistor (6) is connected by means of a DC base current diode (8), the collector of which is directly connected to the base of the pnp transistor operating in class B (4) and a commutation diode 0) and a collector of a transistor working in class C (9) are connected at the same location such that the anodo-diode diodes (10) are connected to the positive terminal of the low voltage power supply (+ E1) and the emitter of the transistor working in the class C (9) is coupled to the positive pole of the high voltage power supply (+ E2), wherein the emitter of the comparing npn transistor (6) is coupled to ground by a resistor (11) in the emitter. Recognized by the invention on the basis of the expertise obtained by the Institute for Inventions and Educations, Sofia, BG. 1 drawing
CS811993A 1980-03-31 1981-03-17 Bc class power amplifier CS245708B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG8047170A BG32251A1 (en) 1980-03-31 1980-03-31 Power amplifyier class bc

Publications (2)

Publication Number Publication Date
CS199381A1 CS199381A1 (en) 1984-03-20
CS245708B1 true CS245708B1 (en) 1986-10-16

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ID=3907290

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CS811993A CS245708B1 (en) 1980-03-31 1981-03-17 Bc class power amplifier

Country Status (8)

Country Link
JP (1) JPS5717210A (en)
AT (1) AT381191B (en)
BG (1) BG32251A1 (en)
CS (1) CS245708B1 (en)
DD (1) DD161117A3 (en)
DE (1) DE3110379C2 (en)
FR (1) FR2479604A1 (en)
HU (1) HU189500B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BG34745A1 (en) * 1982-03-01 1983-11-15 Vasilev Power amplifier of class bc

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483425A (en) * 1967-08-31 1969-12-09 Burroughs Corp Controlled-bias current amplifier
DE1918618A1 (en) * 1969-04-12 1970-10-15 Licentia Gmbh Transistor AC amplifier with a push-pull output stage
FR2098772A5 (en) * 1970-07-27 1972-03-10 Comp Generale Electricite
US3753138A (en) * 1971-06-03 1973-08-14 Ampex Amplifier system with continuously variable supply
DE2217208A1 (en) * 1972-04-10 1973-10-18 Vdo Schindling AMPLIFIER FOR CONTROL AND REGULATING CIRCUITS
JPS5915403B2 (en) * 1975-10-24 1984-04-09 株式会社日立製作所 Onkiyouyousyutsuriyokuzoufukuki
DE2705604C3 (en) * 1976-02-12 1979-12-20 Hitachi, Ltd., Tokio NF power amplifier
DE2623379C3 (en) * 1976-05-25 1978-10-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Broadband amplifier with improved timing

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ATA123481A (en) 1986-01-15
DD161117A3 (en) 1984-10-24
DE3110379A1 (en) 1982-05-27
AT381191B (en) 1986-09-10
JPS5717210A (en) 1982-01-28
FR2479604B1 (en) 1984-12-21
CS199381A1 (en) 1984-03-20
BG32251A1 (en) 1982-06-15
FR2479604A1 (en) 1981-10-02
DE3110379C2 (en) 1983-12-08
HU189500B (en) 1986-07-28

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