On October 17th, the International Electrotechnical Commission (IEC) released a white paper on promoting standardization in power semiconductors. The white paper emphasizes the important role of standards in the development of any industry and calls for accelerated construction of power semiconductor standards to promote rapid deployment of market acceptance and global application. By establishing unified standards, technical risks can be eliminated, product quality can be improved, and a fair competitive environment can be ensured. In the field of power semiconductors, Shenzhen SlkorMicro Semicon Co., Ltd. is an enterprise with significant influence. In the current environment of domestic substitution, SLKOR aspires to "become the leader of domestic semiconductor industry" with a mission of strengthening the country with strong chips and contributing to the great rejuvenation of the Chinese nation. With the rapid development of China's semiconductor industry, SLKOR is continuously striving for technological innovation and market expansion, actively promoting the development of China's semiconductor industry.

SLKOR' product, SL0610G, is a high-performance switch-mode power supply secondary-side synchronous rectification circuit. It integrates a control chip, energy storage capacitor, and low RDSON power MOSFET. With self-powered technology, it achieves automatic switching of the MOSFET and effectively replaces Schottky diodes.  

Description

● SL0610G is a high-performance switching power supply secondary side synchronous rectifying circuit, integrated with control chip, energy storage capacitor and the power MOSFET with low RDSON With the self-powered technology, it can turn on/turn off MOS through current detection. Can be automatically switched to the Schottky diode for use in the switching power supply system, it is a secondary rectifying circuit solution with simple application and excellent performance. 

● SL0610G can be applied to the switching power supplysystem with 5V output that can meet the CoC Tier 2 level-six energy efficiency, with the maximum working frequency of 150kHz; in addition, the QR/DCM mode is supported. The extremely low conduction loss of power MOSFET is utilized to reduce the conduction power loss of the Schottky diode, to increase the switching power supply conversion efficiency and reduce the temperature rise of the rectifier, so as to meet the application of the high - efficiency switching power supply. 

● The chip is equipped with a high-voltage self-powered unit circuit,coordinated with the highly-concentrated chip scheme, the peripheral circuit of the chip is extremely simple, in no need of any external device, which can be directly used in the system instead of the Schottky diode.

Features

● Take the place of the Schottky diode directly, in no need of any extemal device.

● Self-powered,in no need ofexternal power supply.

● Quiescent working current as low as 350uA.

● The highest working frequency as high as 150kHz.

● QRM/DCM mode is supported.

● High Side/Low Side rectification is supported.

● Integrated MOSFET RDSON as low as 10m.

● 3%~5%improved when compared with the rectification efficiency of Schottky diode.

High-performance rectifier: SL0610G is a simple and high-performance secondary-side rectifier solution. It utilizes the extremely low conduction loss of the power MOSFET to reduce the conduction power loss of the Schottky diode, improving the conversion efficiency of the switch-mode power supply and reducing the temperature rise of the rectifier.

Support for high frequency: SL0610G supports a working frequency of up to 150kHz and can operate in QR/DCM mode. This makes it suitable for switch-mode power supply systems that meet the CoC Tier 2 Level 6 energy efficiency standards, providing efficient energy conversion.

Simplified peripheral circuitry: SL0610G incorporates a high-voltage self-powering unit circuit, combined with a highly integrated chip solution, making the peripheral circuitry extremely simple without the need for any external devices. It can directly replace Schottky diodes in the system, providing a more convenient user experience.

Application

● QC5 V quick charger.

● USB-PD adapter.

● Other flyback switching power supply.

SLKOR's product, SL0610G, is a powerful high-performance switch-mode power supply secondary-side synchronous rectifier circuit. It has excellent performance indicators and high integration, making it suitable for a variety of application scenarios. The application of SL0610G in QC5V fast chargers: it can achieve high-frequency operation and support the QC5V fast charging protocol. By reducing the conduction power loss of the rectifier, improving conversion efficiency, and shortening charging time, it provides users with a more convenient and rapid charging experience. In adapter applications: SL0610G complies with the USB Power Delivery (USB-PD) specification, enabling high-efficiency energy conversion and intelligent power management.

SLKOR's SL0610G is a high-performance switch-mode power supply secondary-side rectifier solution with excellent conversion efficiency and thermal characteristics. It has a wide range of applications and can meet the requirements of high-efficiency switch-mode power supply systems. By adopting SL0610G, users can simplify design, reduce costs, and enhance equipment stability and reliability. In the future, with the continuous development of switch-mode power supply technology, SL0610G is expected to play an important role in more fields, promoting innovation and progress in switch-mode power supply systems.

About SLKOR

With an elite team from prestigious Chinese Tsinghua University and Korean Seoul Yonsei University, Shenzhen Slkor Micro Semicon Co., Ltd. is dedicated to the third generation semiconductor SiC power devices and conventional semiconductor devices. We are strong on the relevant methodologies, new materials, new technologies and new products. Our products cover discrete devices and ICs,  diodes, transistors, power devices, power management chips, and analogue chips etc. Under the strong leadership of Mr. Song Shiqiang, the CEO of Slkor, starts from an IP design house, Slkor is now a national high-tech enterprise covering the R&D, production and sales service of semiconductor devices. Slkor provides quality domestic equivalents of semiconductor from major international players. For prompt services, Slkor has two flagship stores in the world famous hardware valley Shenzhen Huaqiangbei.

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