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Transistor

What is Transistor Saturation

Last Updated on May 20, 2026 by Swagatam Leave a Comment

In the previous post I explained BJT biasing, in this article I have explained what is transistor or BJT saturation and how to determine the value quickly through formulas and practical evaluations. What is Transistor Saturation The term saturation refers to any system where the specification levels have attained the maximum value. A transistor may be said […]

Filed Under: Electronics Theory Tagged With: Saturation, Transistor

Transistor Stray pickup False Triggering Problem

Last Updated on May 20, 2026 by Swagatam 4 Comments

Transistorcircuit 2

In this article I have explained how to make any BJT or mosfet based circuit free from stray signal pickup and false triggering by simply attaching a filter resistor or a capacitor across their base/emitter or gate/source terminals. The problem was raised by Mr.Henrik. Solving a Circuit Problem I have an issue I don’t understand. […]

Filed Under: Electronics Theory Tagged With: False, pickup, Problem, Stray, Transistor, Triggering

2N3904 Datasheet [40V, 200 mA NPN Transistor]

Last Updated on May 18, 2026 by Swagatam 2 Comments

2n3904transistorspecsdatasheetpinout 1

In this post I have explained the main datasheet and pinout details of the NPN transistor 2N3904 Introduction The transistor 2N3904 comes under the category of NPN small signal, low power, general purpose transistor, mainly applicable for switching and for signal amplification. It’s dynamic range may include a current handling capability of more than 100mA […]

Filed Under: Datasheets and Components Tagged With: 200, 2N3904, 40V, Datasheet, NPN, Transistor

BEL188 Transistor – Specification and Datasheet

Last Updated on May 18, 2026 by Swagatam 3 Comments

188transistordatasheet

The transistor 188 is one of my favorites, simply because even being so tiny it’s able to handle currents as high as 1 Amp. Understanding BEL188 Transistor Specification/Datasheet The transistor BEL188 is a general purpose transistor, and due to its wide voltage and current rating can be used for almost all small to medium power […]

Filed Under: Datasheets and Components Tagged With: BEL188, Datasheet, Specification, Transistor

High Voltage Transistor MJ11021(PNP) MJ11022 (NPN) Datasheet – Complementary Pair

Last Updated on May 18, 2026 by Swagatam Leave a Comment

complimentary high voltage darlington transistor datasheet

MJ11021(PNP) MJ11022 (NPN) are high voltage complementary pair Darlington transistors suitable for all applications that involve high voltage high current such as in motor control, inverters, etc. So I have explained the datasheet and the main specifications of the devices: Main Electrical Features MJ11021(PNP) MJ11022 (NPN) are 250V, 15 amp complementary Darlington transistors Being Darlington […]

Filed Under: Datasheets and Components Tagged With: High, MJ11021, MJ11022, PNP, Transistor, Voltage

High Voltage Transistor MJE13005 – Datasheet, Application Notes

Last Updated on May 18, 2026 by Swagatam 16 Comments

mje13005pinoutdiagram

The article relates us with the important features and specifications of MJE13005 device, which is a high voltage, high speed transistor, applicable for many different electronic circuit designs.Let’s try to understand the pin outs and technical specs of the device: Pinout Diagram Main Features Package – TO-220AB (typically recommended) Type – NPN Silicon Power Handling Capaciy – 75 Watts, Maximum […]

Filed Under: Datasheets and Components Tagged With: Application, Datasheet, High, MJE13005, Transistor, Voltage

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