Inverting and non inverting amplifiers with the LM741 opamp The LM741 operational amplifier (op-amp) is a general-purpose, high-gain voltage amplifier widely used in analog circuit applications. Introduced as part of the µA741 series, the LM741 remains popular due to its internal frequency compensation, ease of use, and reliability.It is commonly used in amplification circuits, signal […]

LM358 IC (Dual comparator) Basic Electronics In this article, we will explore the LM358 pinout, working principle, circuit applications, and equivalent alternatives. Whether you are an electronics hobbyist or an engineer, understanding how to use LM358 effectively will help you in designing efficient analog circuits. What is LM358? The LM358 is a widely used dual […]

All About IC ULN2003 The ULN2003 IC is a high-voltage, high-current Darlington transistor array that is widely used in relay control, stepper motor driving, LED matrix displays, and solenoid operations. It acts as a power interface between low-power microcontrollers and high-power loads, making it an essential component in Arduino, Raspberry Pi, ESP32, and STM32-based projects. […]

Introduction It is highly likely you have come across the LR41 batteries in watches, calculators, and other small electronic devices. These batteries are popular because of their overall performance and availability. So, you can expect to always have an option if you have to replace the worn LR41 batteries. If you are new to this […]

LM393 Comparator for Noobs (with test circuit) The LM393 comparator is a widely used dual differential comparator that plays a crucial role in various electronic applications, such as voltage detection, zero-crossing detection, and sensor signal processing. This article provides a detailed overview of the LM393, covering its working principle, pin configuration, circuit design, and practical […]

Introduction Coin cell or button batteries are quite popular because of their versatility. The CR1620 is no exception, as it gets many applications, including car keys, remote controllers, toys, LED flashlights, and more. This battery type might be non-rechargeable, but it does offer good performance, making it a great pick. Sometimes, you might find yourself […]

Introduction If you use a watch, clock, or toy, you have likely encountered the CR1220 battery. It is a common type of coin cell battery found in many everyday devices. The CR1220 battery has dimensions of 12.5mm in diameter and 2mm thick, making it easy to find devices that would work with such a small […]

Do you rely on watches to tell time? Some people just like it to enhance their look. It is vital to always have your timepiece running on a good battery. One of the options you would have to do that includes the SR626SW watch batteries. You should find These popular batteries quite good in terms […]