LM337 Adjustable Negative Voltage Regulator Circuits
The LM337 is a 3-terminal adjustable negative voltage regulator. It can supply from -1.2V to -37V at 1.5A or more with minimum components. Read more
ICL7106 Analog-to-Digital Converter with Meter Circuit
Let’s learn about the ICL7106 3½ digit A/D converter with LCD driver pinout and features, then use it to build simple digital meter circuit. Read more
LM358 Low-Power Dual OP-AMP Features and Circuits
One day, I asked my friend, who is an electrical appliance mechanic, “What is the most common OP-AMP you’ve seen?” He said it is the LM358; it is shaped like a 741, while overall being better. Inside the LM358 are two independent operational amplifiers that share a voltage supply. It has a maximum frequency response … Read more
List of Common 4000 Series CMOS ICs
The 4000 series CMOS-based integrated circuits are a popular family of chips used as logic gates, counters, switches, flip-flops, and more. Read more
Schmitt Trigger Circuit using CMOS
Learn about Schmitt trigger using digital CMOS ICs, together with its hysteresis, substitution with a normal gates chip, and how to use them. Read more