What is source and sink current? Source and sink currents are used by integrated circuits such as microcontrollers, digital signal … What is Source and Sink CurrentRead more
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What is Rectifier and How it Works
Rectifier is an electrical circuit that converts AC to DC. It is either half wave or full wave. A half … What is Rectifier and How it WorksRead more
MOSFET Power Dissipation and Junction Temperature Calculation
There are some factors to consider in calculating MOSFET power dissipation. When the power dissipation is known, it is possible … MOSFET Power Dissipation and Junction Temperature CalculationRead more
Optocoupler Circuit Design and Detailed Analysis
Actually, Optocoupler circuit design is not that difficult as some thought. It’s just like you are designing a BJT circuit. … Optocoupler Circuit Design and Detailed AnalysisRead more
Open Collector and Push-Pull Configurations
Open collector and push-pull configurations are IC pin driving techniques (particularly output pin). Nowadays ICs such as microcontrollers, digital signal controllers … Open Collector and Push-Pull ConfigurationsRead more
Factors Affecting Current Transfer Ratio of Optocoupler
Current transfer ratio is comparable to BJT’s HFE or beta (β). This is the ratio of the optocoupler’s collector current … Factors Affecting Current Transfer Ratio of OptocouplerRead more
Design a 4V to 24V Boost Converter with Calculations
In order to make this tutorial interesting, I opted to design a 4V to 24V boost converter with calculations. I … Design a 4V to 24V Boost Converter with CalculationsRead more
How to Calculate MOSFET Power Dissipation
MOSFET power dissipation is the sum of the conduction loss and the switching losses. These power losses are very different … How to Calculate MOSFET Power DissipationRead more
How to Select a MOSFET for Power Electronics
These are the important things to consider on how to select a MOSFET for power electronics. These parameters when considered … How to Select a MOSFET for Power ElectronicsRead more
How to Drive a Relay with a MOSFET
It is very common application to drive a relay with a MOSFET. From household applications to automotive are using this … How to Drive a Relay with a MOSFETRead more