Industry Information

Update July 08, 2019

LED general lighting design engineers face many challenges such as power density, power factor correction (PFC), space limitations, and reliability. These LED lighting design challenges are similar...

Update July 08, 2019

LED desk lamp design using adapter

As the fourth generation of new energy-saving light led driver, LED light source was used as the light source of various lamps since its birth. The incandescent lamp as a light source has a luminous...

Update July 06, 2019

Difference between power adapter and charger and the danger of non-safe power supply

Guidance: Non-safety products have potential safety hazards and threaten the safety of users' lives and properties. Non-safety switching power supplies are prone to short-circuiting under dust,...

Update July 02, 2019

8 common methods for LED driver power transformer detection

1. Check the appearance of the transformer to see if it has obvious abnormalities. If the coil lead is broken or stripped, whether the insulating material has burnt marks, whether the iron core...

Update July 02, 2019

Energy-saving transformer development should be led by quality

Power transformer are the key electrical equipment for power transmission. Transformer losses account for 30% to 40% of the power grid losses, while all power supplies in China account for more than...

Update July 01, 2019

Analysis of Application Problems of Electronic Transformer in Driving LED-MR16

First, the normal power of the MR16 lamp cup for LED is only 5W. The magnetizing current generated in the half-bridge circuit cannot saturate the internal transformer, and the electronic power...

Update July 01, 2019

Power standard introduction LED power supply can refer to the implementation

The International Electrotechnical Commission (IEC) has developed a number of standards related to power supplies, such as DC stabilized power supply standards: IEC 478.1-1974 "DC output stable power...

Update June 27, 2019

The new development of domestic transformer: power electronic transformer instead of electromagnetic distribution transformer

Study how to use power electronics technology to transform and control power, and use power electronic transformers instead of conservative electromagnetic distribution transformers. There are...

Update June 25, 2019

ISO9001:2015 Quality Management System Certificate

We have obtained ISO9001:2015 Quality Management System certificate on Jan. 24, 2019, for ac/dc adapter, led driver power supply and battery charger. Shenzhenshi Zhenhuan Electronic...

Update June 25, 2019

LED driver power for LED strip dimming applications

Introduction LEDs are used more and more widely in lighting fixtures. In addition to the uniqueness of traditional lighting methods, in addition to improving the quality of life, improving the...