Industry Information

Update February 10, 2020

When Will LED Dimmable Driver Become Popular?

With the rapid development of LED lighting, more and more LED products are serviced for LED lighting. You can control the brightness, color and color temperature by LED dimmable driver and control...

Update January 29, 2020

Design and Implementation of PWM Type DC Adjustable Power Supply Based on MOSFET Control

Abstract: Due to the limited size and weight of the power supply used in the instrument, a switching power supply design method controlled by a MOSFET and isolated by a high frequency transformer is...

Update January 14, 2020

How to choose a switching power supply?

1. To increase the reliability of the switching power supplies, we suggest users choose a unit that has a rating of 30% more power than actual need. For example, if the system needs a 100W power...

Update January 10, 2020

Detailed PFC (power factor correction) and active and passive PFC analysis comparison

1. What is power factor correction (PFC)? The power factor refers to the relationship between the effective power and the total power consumption (apparent power), that is, the ratio of the effective...

Update January 03, 2020

Is there no failure of the CBB capacitor?

Is there no failure of the CBB capacitor? Tip 1: Use an LDO regulator to power a 3.3V system from a 5V supply The voltage differential across a standard three-terminal linear regulator is typically...

Update December 26, 2019

What is short circuit protection? What is overload protection? What is the difference between short circuit protection and overload protection?

Short-circuit protection and overload protection are of great use in daily life. Whether it is used in household appliances, anti-resistance originals, or mobile terminals, how does short-circuit...

Update December 19, 2019

What is MTBF of power supply?

MTBF, the average time between failures, the English name is "Mean Time Between Failure." It is a measure of the reliability of a product (especially electrical power supply). The unit is "hours." It...

Update December 12, 2019

Calculation and Selection of Capacitor Charge and Discharge Time in Power Supply

First, the capacitor charge and discharge time calculation 1. The L and C components are called "inertial components". That is, the current in the inductor and the voltage across the capacitor have a...

Update December 10, 2019

What is the power of the laptop? Does the laptop consume power?

Nowadays, there are more and more laptop users, and nowadays notebook computers are used more and more frequently, which leads to higher and higher notebook power. What is the power supply of the...

Update December 03, 2019

Explain the lightning protection requirements of outdoor LED driver

The LED driving power supply exists as a component of the LED lamp. When the LED driving power source and the LED module are respectively placed, the output port of the LED driving power source and...