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 […]

Do you own a key fob, watch, or remote-control toy? You may have noticed that all these devices have a similar battery type. The label on these batteries shows the number CR2032. The number CR2032 denotes a battery type and size you should get if you need a replacement. We want to look at the […]

Op-Amps, Part 1: OpAmp LM324N Comparator The LM324 is one of the most widely used operational amplifier ICs in the world of electronics. Whether you’re designing a simple audio amplifier, working with signal processing, or building low-power sensor circuits, the LM324 offers a versatile and cost-effective solution. In this article, we will explore the key […]