Different types of transistors and their functions

How to choose a passive filter

When selecting a passive filter, there are several key factors to consider: filter type, filter response, filter order and filter frequency characteristics

What is a current sensor and common failures and preventive measures

Current sensor is a device used to measure current, it can convert the current signal into the corresponding voltage or current signal output.

Optical sensor module in smoke alarm application program

A smoke alarm is a device used to detect smoke and sound an alarm and is widely used in a variety of places such as homes, offices, and commercial buildings.

What is carbon film resistor development trend?

Carbon film resistor is an electronic component with carbon film as the resistive material, which is used for resistance adjustment and current limiting in circuits. Carbon film resistors are characterized by small size, high power, good stability, l...