'Base current' diaporamas de présentation

Chapter 13 Output Stages and Power Amplifiers

Chapter 13 Output Stages and Power Amplifiers. 13.1 General Considerations 13.2 Emitter Follower as Power Amplifier 13.3 Push-Pull Stage 13.4 Improved Push-Pull Stage 13.5 Large-Signal Considerations 13.6 Short Circuit Protection 13.7 Heat Dissipation

1.89k views • 161 slides

Fundamentals of Microelectronics

Fundamentals of Microelectronics. CH1 Why Microelectronics? CH2 Basic Physics of Semiconductors CH3 Diode Circuits CH4 Physics of Bipolar Transistors CH5 Bipolar Amplifiers CH6 Physics of MOS Transistors CH7 CMOS Amplifiers CH8 Operational Amplifier As A Black Box.

1.88k views • 105 slides

Chapter 3 Bipolar Junction Transistor (BJT)

Chapter 3 Bipolar Junction Transistor (BJT). Outline. Introduction Operation in the Active Mode Analysis of Transistor Circuits at DC The transistor as an Amplifier Graphical Analysis Biasing the BJT for Discrete-Circuit Design Configuration for Basic Single Stage BJT Amplifier

1.6k views • 89 slides

Ch6 Basic BJT Amplifiers Circuits

Circuits and Analog Electronics. Ch6 Basic BJT Amplifiers Circuits. 6.1 Bipolar junction transistors (BJTs) 6.2 Single-Stage BJT Amplifiers 6.3 Frequency Response 6.4 Power Amplifiers. References : Floyd-Ch-3, 5, 6; Gao-Ch7;. Ch6 Basic BJT Amplifiers Circuits.

2.1k views • 81 slides

APPLIED ELECTRONICS Outcome 1

MUSSELBURGH GRAMMAR SCHOOL. APPLIED ELECTRONICS Outcome 1. Gary Plimer 2004. APPLIED ELECTRONICS Outcome 1. Outcome 1 - Design and construct electronic systems to meet given specifications When you have completed this unit you should be able to:

827 views • 70 slides

618 326

618 326. Physics of electronic materials and devices I Lecture 11. Ohmic contact.

795 views • 47 slides

BJT in Saturation Mode

BJT in Saturation Mode. Section 4.5. Schedule. Outline. Modes of Operations Review of BJT in the active Region BJT in Saturation Mode Digital Integrated Circuits. Modes of Operation. Applications: 1. Saturation and cut-off mode are used in digital circuits.

931 views • 46 slides

Chapter 4 Electronics Dr. Sameh Abdulateef

Chapter 4 Electronics Dr. Sameh Abdulateef. Summary. BJT Structure. The BJT has three regions called the emitter, base, and collector. Between the regions are junctions as indicated.

604 views • 45 slides

APPLIED ELECTRONICS

APPLIED ELECTRONICS. Presented by :- SHAKIR ALI SOOMRO. Lecture-01 Topic : PHOTOTRANSISTOR. INTRODUCTION The phototransistor is a transistor in which base current is produced when light strikes the photosensitive semiconductor base region.

593 views • 44 slides

Chapter 5 Bipolar Junction Transistors

Chapter 5 Bipolar Junction Transistors. Chapter Goals. Explore the physical structure of bipolar transistor Study terminal characteristics of BJT. Explore differences between npn and pnp transistors. Develop the Transport Model for bipolar devices.

1.35k views • 43 slides

Transistors

Transistors. ME4447 Spring 2006 Kirk Glazer Joel Schuetz Andrew Timm. Lecture Overview. What is a Transistor? History Types Characteristics Applications. Semiconductors: ability to change from conductor to insulator Can either allow current or prohibit current to flow

529 views • 32 slides

Smart Battery System Monitor

Smart Battery System Monitor. ECE 445 Group 3 Jason Hoban David Atwood. Introduction. This system installed in a car monitors the voltage and current from the lead-acid battery. Prevents accidental battery depletion Ensures car ignition capacity is maintained

712 views • 31 slides

Conductivity

Conductivity. Electrical conductivity Energy bands in solids Band structure and conductivity Semiconductors Intrinsic semiconductors Doped semiconductors n-type materials p-type materials Diodes and transistors p-n junction depletion region forward biased p-n junction

874 views • 30 slides

Content

519 views • 26 slides

Fundamentals and Operation of Semiconductor Devices Module 5: Bipolar Junction Transistors Lecture 7: Heterojunction Bip

Fundamentals and Operation of Semiconductor Devices Module 5: Bipolar Junction Transistors Lecture 7: Heterojunction Bipolar Transistors (HBT) Sean L. Rommel Microelectronic Engineering Rochester Institute of Technology. Bipolar Junction Transistors: HBT. III. Field in the Base.

522 views • 20 slides

B ipolar J unction T ransistors

B ipolar J unction T ransistors. ECE 2204. Three Terminal Device. Terminals Emitter The dominant carriers are emitted from the region (equivalent to the Source in a MOSFET) Base These now minority carriers travel through the base region

358 views • 20 slides

The 741 opAmp

The 741 opAmp. DC and Small Signal Analysis. Jeremy Andrus For Engineering 332 May 15, 2002 Prof. Ribeiro. Overview: Five Parts of the 741. Biasing Currents Input Stage Second Stage Output Stage Short Circuit Protection. Overview: 741 Schematic. Biasing Current Sources.

713 views • 19 slides

Power Supply - Stage 1

Power Supply - Stage 1. Mains voltage has to be reduced. 4:1. +. +. -. -. 30 V AC. 120 V AC. 1 - Transformation. Power Supply - Stage 2. Alternating voltage has to be converted to DC. 30 V AC. 9.6 V DC. Load. Half wave rectification. 2 - Rectification. Power Supply - Stage 2.

214 views • 11 slides

Chapter 12-2. Transient (switching) response

221 views • 10 slides

Data-Converter Circuits

Data-Converter Circuits. Because digital integrated circuits are economical and accurate, it is convenient to process signals in digital form, for example, to perform algebraic manipulations, to transmit or store signals.

236 views • 10 slides