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Two Transistor Voltage Doubler Circuit

Last Updated on December 28, 2021 by Admin 4 Comments

transistor volatge doubler

The following small circuit will create a DC output that may be nearly 2 times the supply voltage. A square wave input is necessary of adequate amount to switch T1 […]

Filed Under: Voltage Regulators Tagged With: Doubler, Transistor, Two, voltage

Battery Status Indicator Circuit using two Transistors only

Last Updated on November 25, 2018 by Admin Leave a Comment

Often a backyard electronic system could become imperfect as a result of a perishing battery. If the battery voltage is no more than 9V for a 12V operated system, the […]

Filed Under: Indicators Tagged With: Battery, Indicator, only, Status, Transistors, Two

Simple Delay ON Timer Circuit using Two BC547 Tansistors

Last Updated on March 31, 2018 by Admin 2 Comments

delay timer

If you are looking for a delay ON timer circuit that may be really simple yet efficient, then this tiny design will help you achieve the requirement. Using only BJTs […]

Filed Under: Timer Tagged With: BC547, Delay, ON, Simple, Timer, Two

Charging Two Batteries from a Single Supply Source

Last Updated on June 14, 2025 by Admin Leave a Comment

The following content demonstrates precisely how two batteries could be charged under managed problems by means of a single common power supply. The circuit design of the the suggested dual […]

Filed Under: Battery Chargers Tagged With: Batteries, Charging, Single, Source, Supply, Two

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