Skip to content

ElectronicsBeliever

Your Online Teacher

What are you looking?

Follow Us

  • Facebook
  • All Blog
  • Design Tools
    • Buck Converter Design Template Mathcad
    • Boost Converter Design Template Mathcad
    • Tiny 5V 2A DCDC
    • 3 Outputs Discontinuous Flyback Converter Design Template-Mathcad
    • NPN Transistor Fixed Bias Circuit Design Template
    • Quasi Resonant Flyback Operation Checker and Design Tool – Excel
    • Quasi Resonant Flyback Design Tool – Automated and Hassle Free

Category: BJT

NPN Transistor applications and uses
February 2, 2017 electronicsbeliever

NPN Transistor Principles and Practical Uses

Basic NPN Transistor Principles Universities are covering this topic very well but despite I still attempt to discuss NPN transistor

Continue reading
December 9, 2015 electronicsbeliever

Transistor Operation Mode Determination

Transistor operation mode is can easily be determined by using mathematical equations. Don’t worry; these are not difficult equations. There

Continue reading
NPN Transistor Biasing Tool
November 18, 2015 electronicsbeliever

NPN Transistor Biasing Tool and Checker in Excel

In this article I will discuss the feature of the NPN transistor biasing tool and checker in excel that I

Continue reading
April 3, 2015 electronicsbeliever

Fixed Bias Configuration with a Divider Resistor in the Base Complete Analysis

This article will uncover the fixed bias configuration with a divider resistor complete analysis. Actually this is another variation of

Continue reading
April 3, 2015 electronicsbeliever

Complete Analysis of a Fixed Bias Circuit using NPN Transistor

This article will uncover the complete analysis of a fixed bias circuit. Figure 73 below shows a simple common emitter configuration.

Continue reading
February 19, 2015 electronicsbeliever

How to Select a Transistor For Switch and Linear Applications

There are few things to consider on how to select a transistor. Specific application requires a perfect match device so

Continue reading
February 15, 2015 electronicsbeliever

How to Saturate a PNP Transistor

PNP transistor is very useful in high side driving. A successful high side driving circuit starts with the proper understanding

Continue reading
February 15, 2015 electronicsbeliever

How to know if a Transistor is Saturated?

There are several ways how to know if a transistor is saturated or not. It is very important that if

Continue reading
November 19, 2014 electronicsbeliever

How to Drive a Transistor into Hard Saturation

How to drive a transistor into hard saturation? In using a transistor to operate as a switch you must drive

Continue reading
November 19, 2014 electronicsbeliever

BJT Operation Modes

BJT operation modes are at cut-off, saturation and active or linear. At cut-off, simply the BJT is not operating, say the base-emitter

Continue reading

Categories

  • Boost Converter (1)
  • Electronics (45)
    • BJT (10)
    • Circuit Analysis (1)
    • ESD (2)
    • Fuse (3)
    • Miscellaneous (2)
    • MOSFET (7)
    • Optocoupler (11)
    • RC Circuit (1)
    • Regulators (2)
    • Relay (2)
    • Resistor (1)
    • Thermal Management (1)
  • EMI/EMC (1)
  • Flyback Converter (1)
  • How To (2)
  • LED Drivers (1)
  • Others (3)
  • Power Electronics (21)
    • Boost Converter (3)
    • Buck Converter (4)
    • Inverting Buck-Boost (1)
    • MOSFET (3)
    • Power Supply (7)
  • Quasi Resonant Flyback (6)
  • Reviews (7)
  • Tutorials (38)
    • BJT (5)
    • Control System (1)
    • ESD (2)
    • LTSpice (9)
    • Mathcad (1)
    • Matlab (2)
    • MOSFET (4)
    • Power Supply (1)
    • Simulink (2)
  • Uncategorized (9)

Recent Posts

  • How to Select Inductor for Boost Converter
  • Inverting Buck-Boost Step by Step Design Guide
  • HOME AUTOMATION USING RASPBERRY PI AND ARDUINO UNO
  • What is Solar Tree – What is its Benefits
  • Quasi Resonant Flyback Primary Current Derivation

Top Posts

  • Electricity Saving Box Scam Revealed
    Electricity Saving Box Scam Revealed
  • How to Know if MOSFET is Defective
    How to Know if MOSFET is Defective
  • Buck Converter Design Tutorial
    Buck Converter Design Tutorial
  • Inverter Aircon Can and Cannot Save Money
    Inverter Aircon Can and Cannot Save Money
  • Snubber Circuit Design Analysis
    Snubber Circuit Design Analysis
WordPress Theme: Wellington by ThemeZee.