[High-tech Golden Globe Award] Focus on IC new direction SCR dimming color drive scheme SM2399E breakthrough

"Domestic IC factories must have innovative products to gradually change the pattern of foreign IC-led markets. It is meaningless to talk about prices as an IC manufacturer. The most important thing depends on what you have done for the industry and can solve customers' problems. What are the requirements," said Li Zhaohua, general manager of Mingwei Electronics.

As the market matures, it must be a distinctive enterprise that can survive and flourish, and homogenized products will certainly face fierce price competition.

Mingwei Electronics is committed to providing the most valuable products to the industry and customers with the concept of “Shenyue, Prosperity and Simplicity”.

In March of this year, the new product thyristor synchronous dimming color scheme, SM2399E, was successfully developed and became a driving solution for customers.

SCR Synchronous Dimming Coloring Driver Scheme SM2399E

It is understood that the prior art thyristor control is to achieve the adjustment of the brightness, and there is no linear constant current driving scheme that simultaneously adjusts the brightness and color temperature.

The core of the thyristor synchronous dimming color scheme is SM2399E. The linear constant current scheme is adopted to realize the dimming color temperature of the thyristor. Not only is the function more diversified, but also the innovation is realized on the circuit. breakthrough.

Up to now, the SM2399E of the thyristor synchronous dimming color scheme has only completed five months of research and development, but the strong market competitiveness has already emerged. First of all, this technology uses thyristor control, is compatible with traditional lines, and is easy to replace and promote. Secondly, thyristor dimming and color grading adjustment meets the needs of people for color temperature changes, and is more easily recognized by customers; Finally, the solution is compatible with 120Vac@60Hz/220Vac@50Hz dimmers.

At present, the thyristor synchronous dimming color scheme SM2399E is still in the patent application. However, after half a year of promotion, the driver solution has been applied by customers and received good feedback from customers.

Some customers' evaluation of thyristor synchronous dimming color scheme SM2399E

1. The SM2399E changes the view that “the thyristor can only be used for individual dimming or color grading”, and it can also synchronize dimming and color grading;

2. SM2399E can be shared with the lamp bead, with high integration and simple peripheral lines;

3. SM2399E is easy to authenticate and has few external components;

4. The SM2399E has an intelligent temperature compensation feature that regulates current with temperature and improves reliability.

5. SM2399E single power can be adjusted by external current limiting resistor, which is convenient and flexible;

6. SM2399E can be used in parallel to achieve high power;

7. SM2399E mass production consistency and high precision;

8. SM2399E has good dimming linearity and fine dimming effect;

9. SM2399E is compatible with mainstream thyristors in the market, with good compatibility;

10. SM2399E is the first in the industry and is praised by Ming Wei;

The driver IC has entered a new round of product innovation cycle. Li Zhaohua believes that "the quality of the products is not worth mentioning. Whose products can provide more added value and more functionality. Who can provide more convenient and comprehensive technical support and services is the focus of IC competition. ”

Based on the thyristor synchronous dimming color scheme, SM2399E has strong market competitiveness, and customers generally reflect better. Mingwei Electronics decided to bring this product to “race” for this (2016) high-tech LED Golden Globe Award. “Product Innovation Award of the Year”.

About Mingwei Electronics

Founded in October 2003, Shenzhen Mingwei Electronics Co., Ltd. is a state-level high-tech enterprise specializing in integrated circuit design, commissioned processing and sales. It is located in the southern high-tech industrial park of the national high-tech zone.

Since its establishment, the company has focused on power management, LED lighting and LED display driver chip development. It has gathered a vigorous, proactive and innovative R&D and management team. Most of its engineers and technicians have more than 10 years of experience in the integrated circuit industry.


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