The BC636 is a PNP bipolar junction transistor (BJT) that is specifically designed for low noise amplifier and switching applications. Here’s the complete datasheet of the transistor BC636. Pinout Configuration Referring the pinout diagram above, the BC636 transistor 3 pinouts. Electrical Characteristics: Package Details: Operating Conditions: The maximum operating temperature for the BC636 is 150°C. […]
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IC 4018 Datasheet, Pinout Function Explained
IC 4018 is a 16-pin CMOS presettable divide-by-N counter, also known as a binary counter. It is commonly used in digital electronics for frequency division and timing applications. Description The IC 4018 family includes 5 Johnson-Counter stages, buffered Q outputs from each stage, and counter preset control gating. There are CLOCK, RESET, DATA, PRESET ENABLE, […]
IC 4049 Datasheet, Pinout Function, Application
IC 4049 is a CMOS hex inverting buffer IC that has six independent inverters or NOT gates. It is commonly used in various electronic circuits such as oscillators, timers, and voltage regulators. Here’s the datasheet for IC 4049: General Information: Electrical Characteristics: Pinout Configuration: The pinouts details for the IC 4049 is provided in the […]
12V Battery Charger Circuits [using LM317, LM338, L200, Transistors]
In this article I will be discussing a list of simple 12V battery charger circuits which are very easy and cheap by its design yet extremely accurate with its output voltage and current specs. All the designs presented here are current controlled meaning their outputs will never go beyond a predetermined fixed current level. UPDATE: […]
NiMH Battery Charger Circuit
A single state-of-the-art chip, a transistor and a few other inexpensive passive components are the only materials required for making this outstanding, self regulating, over charge controlled, automatic NiMH battery charger circuit. Let’s study the whole operation explained in the article. Main Features: How the Charger Circuit Works Referring to the diagram we see a […]
One Transistor Automatic Battery Charger Circuit
This one transistor cheap battery charger circuit is designed to automatically switch OFF the supply to the battery as soon as the battery has reached its full charge level. A very simple single transistor automatic battery charger circuit is I have I have explained in this article, which uses just a single transistor for the […]



