Elektronik Devreler
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Transcript of Elektronik Devreler
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Prof.Dr.Sezgin ALSAN Elektronik 1
Elektronik Devreler
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Prof.Dr.Sezgin ALSAN Elektronik 2
Elektronik DevrelerProf.Dr.Sezgin ALSAN
Kaynaklar:-Modern Industrial Electronics, Timoty J.Maloney Prentice Hall 2004-Electrical Engineering, Allan R.Hambley Prentice Hall Sec.Ed.2002-Electrical Engineering, Mutukutla S. Sarma Oxford Univ.Press 2001-ELECTRONIC DEVICES&CIR, BOYLESTAD, PRENTICE HALL -Elektronik Elemanlar ve Devre Teorisi. R.Boylestad, L.Nashesky MEB yayını
19108
TK 7870/F56 2005
Electronic devices : electron flow version / Thomas L. Floyd
17168
TK 454/F56 2003
Principles of electric
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Elektronik Devreler 2013 – 2014 Güz yarıyılıBaşarı Değerlendirme Ölçütleri
Önceki dönemlerden başarısız olan öğrencilerin devam mecburiyeti vardır.Derslere devamMADDE 25 –(1) Ders, uygulama ve laboratuvarlara en az %70 oranında devam şartı vardır. Bu şartı sağlamayan öğrenciler, o dersten başarısız sayılır.(2) (Değişik: RG-10/12/2012-28493) Tekrarlanan derslerde, önceki dönemde devam şartı yerine getirilmişse, verilen ödev, proje ve benzeri görevler yerine getirilmek ve ara sınavlara girilmek kaydıyla dersin öğretim elemanınca devam koşulu aranmayabilir. DEVAM KOŞULU ARANACAKTIR. Derse %70 devam, her ders denetlenecektir.
Kısa sınav 1 %5 ( 11 Kasım2013)Ödev 1 %5 ( 18 Kasım 2013) Bilgisayarınıza ait güç kaynağı devresinin incelenmesiVize sınavı %15 (Kasım 2013)Kısa sınav 2 %5 (16 Aralık 2013)Ödev 2 %5 (6 Ocak 2014) Bradboard üzerinde ders ile ilgili bir uygulamanın kurularak çalıştırılmasıÖğrenci tarafından tutulan ders notlarının değerlendirilmesi %15 (15 Ocak 2014)Final sınavı %50 ( Ocak 2014)
Ödev formatı : kapak sayfası + 5…10 sayfa konu + 1 sayfa sizin kendi yorumunuzÖdev sayfaları dosya içine yada poşet içine konulmadan sadece sol orta kenardan 2 adet tel zımba ile birleştirilecektir.Ödev ve ders notu gecikmelerinde -1puan/gün uygulanacaktır.
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Prof.Dr.Sezgin ALSAN Rectifiers
ELEKTRİK
MÜHENDİSLİĞİ
ELEKTRONİK
MÜHENDİSLİĞİ ELEKTRONİK-HABERLEŞME
MÜHENDİSLİĞİ
MEKATRONİK
MÜHENDİSLİĞİ
BİLGİSAYAR
MÜHENDİSLİĞİ
MAKİNA
MÜHENDİSLİĞİ
ELECTRICAL AND
COMPUTER ENGINEERING
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Prof.Dr.Sezgin ALSAN Rectifiers
ELEKTRİK
MÜHENDİSLİĞİ
•Elek.enerjisi üretimi (50 Hz)
•Mekanik-elektrik enerjisi dönüşümü (generator)
•Enerji nakli
•Yüksek gerilim hatları (10…450 KV)
•Elektrik enerjisi kullanımı
•Elektrik-mekanik enerjisi dönüşümü (motorlar)
•DC motor
•AC motor
•Step motor
ELEKTRONİK
MÜHENDİSLİĞİ
•Düşük enerjili elektriksel işaret (mV, µV) (Yüksek Frekans)
•Analog işaret işleme (OPAMP uygulamaları, işaretin matematiksel yorumları, spektrum analizi ve sentezi, modülasyon ve devamı…)
•Sayısal işaret işleme (digital devreler, kesikli matematik, µP, µC, DSP uygulamaları )
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Prof.Dr.Sezgin ALSAN Rectifiers
ELEKTRİK
MÜHENDİSLİĞİ
•Elektrik-mekanik enerjisi dönüşümü (motorlar)
•DC motor
•Devir hızı: uygulanan gerilim ile orantılı, PWM ile yön ve hız denetimi
•AC motor
•Senkron
•Asenkron makinalar
•Devir hızı kontrolu için değiştirilebilen frekanslı kaynak gerekli
•Step motor
•Sayısal işaret denetinmiyle konum ve hız kontrolu
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Prof.Dr.Sezgin ALSAN Rectifiers
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Prof.Dr.Sezgin ALSAN Rectifiers
High-voltage direct current interconnections in western Europe - red are existing links, green are under construction, and blue are proposed.
A high-voltage, direct current (HVDC) electric power transmission
http://en.wikipedia.org/wiki/List_of_HVDC_projects
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Prof.Dr.Sezgin ALSAN Rectifiers
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Prof.Dr.Sezgin ALSAN Rectifiers
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Prof.Dr.Sezgin ALSAN Rectifiers
ELEKTRONİK
MÜHENDİSLİĞİ
Elektrik devreleri malzemeleri R (direnç), C (kondansatör), L (self)
Elektronik devre yapı malzemeleri (component) : vacum tube temelli elemanlar, yarı iletken temelli elemanlar
Yalıtkan Yarıiletken İletken
Cam,tahta Solid state circuit Metaller
Silisyum temelli
N tipi ve P tipi
Diyodlar
Tranzistorlar
Tümdevreler
Analog (OPAMP)
Sayısal (digital circuit)
GaAs 5×107 to 10-3
Glass 1010 to 1014
Hard rubber 1013
Sulfur 1015
Air 1.3×1016 to 3.3×1016
Paraffin 1017
Quartz (fused) 7.5×1017
PET 1020
Teflon 1022 to 1024
Silver 1.59×10−8
Copper 1.68×10−8
Annealed Copper[note 2] 1.72×10-8
Gold[note 3] 2.44×10−8
Aluminium[note 4] 2.82×10−8
Calcium 3.36×10−8
Tungsten 5.60×10−8
Zinc 5.90×10−8
ρ [Ω·m] at 20 °C
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Prof.Dr.Sezgin ALSAN Elektronik 16
SayısalDigital
ÖrnekselAnalog
Fiziksel değişkenin niteliği Sayısal Analog
Elektronik deteksiyonAlgılama-Sensor Sayısal
Analog to Digital
Converter Analog
Elektriksel işaretSignal Sayısal Analog
Elektronik değerlendirme
Sayısal ölçme
Digital to Analog
Analog ölçme
Process Converter
Elektronik göstergeDisplay
Sayısal gösterge
Analog gösterge
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Prof.Dr.Sezgin ALSAN Elektronik 17
t
Teget
(hız) Tepe değer
Basınç
Duyarlık elemanıBasınç
Analog türev alma
Samlpe and hold
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Genlik
Zaman
t
Analog işaret (analog signal)
Sayısal işaret
(digital signal)
t
Eşik seviyesi
(threshold level)
Comparator circuitAnalog input Digital output
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this multimeter may also be known as a volt-ohm-milliammeter
http://www.allaboutcircuits.com/vol_1/chpt_8/8.html
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:
sin2(x) = 1/2 - 1/2 cos(2x) cos2(x) = 1/2 + 1/2 cos(2x)
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Prof.Dr.Sezgin ALSAN Rectifiers
Sine wave
root mean square (abbreviated RMS or rms),
Etkin değer =
Etkin değer
Efektif değerEtkin değer
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Prof.Dr.Sezgin ALSAN Rectifiers
ORTALAMA DEĞER = SIFIR
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Half-wave rectification
Full-wave rectification
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Prof.Dr.Sezgin ALSAN Rectifiers
ORTALAMA DEĞER 1/3,1416 =0,318 * TEPE DEĞER
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Prof.Dr.Sezgin ALSAN Rectifiers
ORTALAMA DEĞER 2/3,1416 =0,636 * TEPE DEĞER
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DC-DC dönüştürücü:
12VDC den 5VDC nasıl elde edilir?
5VDC den 12VDC nasıl elde edilir?
9VDC den 150VDC nasıl elde edilir?
12VDC den 220VAC nasıl elde edilir?
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5,000
4,364
DC gerilim bölücü ile DC gerilim azaltıcı devre
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A buck converter is a step-down DC to DC converter
http://en.wikipedia.org/wiki/Buck_converter
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LM2700 step-up PWM DC/DC converterStep-up (Boost) - The output voltage is higher than the input voltage
http://en.wikipedia.org/wiki/DC-to-DC_converter
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Nixie Tubes
Vacuum Tube
31
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T = 20ms
Tek yollu doğrultucu
50Hz periyodu 20ms
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ColourPotential difference
Materials LED colour scheme
Infrared 1.6V Aluminium gallium arsenide (AlGaAs)
Red1.8V to 2.1V
Aluminium gallium arsenide (AlGaAs), Gallium arsenide phosphide (GaAsP), Gallium phosphide (GaP)
Orange 2.2VAluminium gallium indium phosphide (AlGalnP), Gallium arsenide phosphide (GaAsP)
Yellow 2.4VAluminium gallium indium phosphide (AlGalnP), Gallium arsenide phosphide (GaAsP), Gallium phosphide (GaP)
Green 2.6VAluminium gallium phosphide (AlGaP), Aluminium gallium indium phosphide (AlGalnP), Gallium nitride (GaN)
Blue3.0V to 3.5V
Gallium nitride (GaN), Indium gallium nitride (InGaN), Silicon carbide (SiC), Sapphire (Al2O3), Zinc selenide (ZnSe)
White3.0V to 3.5V
Gallium nitride (GaN [if AlGaN Quantum Barrier present]), Gallium nitride (GaN) based – Indium gallium nitride (InGaN) active layer
Ultraviolet 3.5VIndium gallium nitride (InGaN), Aluminium nitride (AlN), Aluminium gallium nitride (AlGaN)
http://www.electronicsweekly.com/Articles/05/12/2008/42132/LEDs-Your-Electronics-Weekly-guide.htm
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Prof.Dr.Sezgin ALSAN Rectifiers 37Bipolar junction transistor
field-effect transistor (FET)
metal–oxide–semiconductor FET (MOSFET)
TRIAC, from Triode for Alternating Current
bilateral triode thyristor
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İç direnci (rd)
ve eşik gerilimi
ihmal edilmeyen
İdeal diyod karateristiği
Türev=i/v
İletkenlik
İç direnci (rd)= v/i
Eşik gerilimi
eşik gerilimi = 0,7V
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Prof.Dr.Sezgin ALSAN Rectifiers 40
İç direnci (rd) ihmal edilen
ve eşik gerilimi ihmal edilmeyen
İdeal diyod karateristiği
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Prof.Dr.Sezgin ALSAN Rectifiers 41
İç direnci (rd) ihmal edilmeyen
eşik gerilimi ihmal edilen
İdeal diyod karateristiği
Türev=i/v
İletkenlik
İç direnci (rd)= v/i
Eşik gerilimi
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En basit
İdeal diyod karateristiği
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Rectifiers
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Half-Wave Rectifier
Center-Tap Full-Wave Rectifier
Filtre kondansatörü
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50ms
teget
20ms
Zaman sabiti RC = 5kohmx10microFRC = 50ms
%40
Vortalama = Vtepe x %80
1:1
Vtepe = 100 x 1,414
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Center-Tap Full-Wave Rectifier
Orta uçlu transformatörle çift yollu doğrultucu
Filtre kondansatörü
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Orta uçlu transformatörle Çift yollu doğrultucu
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Orta uçlu transformatörle Çift yollu doğrultucu
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Köprü diyodlu Çift yollu doğrultucu
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Başlanğıça teget
5RC sonra nihai değere erişir
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RC devresinin kare dalgaya cevabı (time domain – zaman düzleminde)
RC alçak geçiren devresi
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RC devresinin kare dalgaya cevabı (time domain – zaman düzleminde)
RC alçak geçiren devresi
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dB (sound pressure level)for sound in air and other gases,relative to 20 micropascals (μPa) = 2×10−5 Pa
dB(0.775 VRMS) voltage relative to 0.775 volts. (1mW)
Giriş :P1 Çıkış :P2 çıkış
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dB
frekans
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RC alçak geçiren filtre
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dB
frekans
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RC yüksek geçiren filtre
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Development of Ripple Expressions
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A voltage multiplier is an electrical circuit that converts AC electrical power from a lower voltage to a higher DC voltage
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http://husnukokturk.wordpress.com/page/6/
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PC power supply
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http://www.qrp4u.de/docs/en/powersupply/
Fig.4: Secondary rectification as found in the original PC power supply
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DC to DC Converter
http://www.eleccircuit.com/dc-to-dc-converter-mini-step-up-voltage/
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http://www.circuit-finder.com/categories/power-supply/battery-charger/709/mobile-phone-battery-charger-circuit
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The 78xx (sometimes LM78xx) is a family of self-contained fixed linear voltage regulator integrated circuits.
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http://www.silisyum.net/
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"Bu devre insan kulağının duyamadığı bölgede ultrasonic ses sinyalleri üretir. İnsanların duyamadığı bu sesleri bazı hayvanlar duyabilir.Köpekler 27kHz civarındaki sesleri duyabilir. Yeterince güclü bir tonla köpekler rahatsız edilebilir.
http://www.eproje.com/modules.php?name=News&file=article&sid=414
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http://www.derinelektronik.com/elektrosok_devreleri/elektrosokdevresi/elektronik-dazer.html