【Daily Highlight】SL494CNS AC-DC controller and regulator

Daily Highlight|Featured Products|

2023-11-13 11:28:16 794

In recent years, SLKOR Semiconductor has achieved remarkable success in the process of "indigenous substitution" due to its successful transfer in key areas such as research and development, production, and sales of high-end integrated circuit products. The company has also established a research and development technical team composed of microelectronics experts from Tsinghua University in Beijing and Yonsei University in Korea. As a company dedicated to technological innovation, SLKOR Semiconductor's product range covers a variety of high-end products, including silicon carbide (SiC) diodes, SiC MOSFETs, IGBTs, fifth-generation ultra-fast recovery power diodes, Schottky diodes, ESD protection diodes, TVS transient suppression diodes, general-purpose diodes, transistors, MOS field-effect transistors, thyristors, bridge stacks, power management chips (LDO, AC-DC, ADC chip series), as well as complementary products such as Hall sensors, high-speed optocouplers, and crystal oscillators. These products are widely used in the fields of new energy vehicles, high-end equipment, communication and power equipment, solar photovoltaics, medical devices, industrial automation, smartphones, laptops, robots, smart homes, the Internet of Things, LED lighting, 3C digital products, smart wearable devices, and IoT, among others.

SL494CN is an AC-DC controller and regulator product from SLKOR, which boasts excellent performance and multiple features. As a control circuit of a PWM switch regulator, SL494CN is composed of several key components, including a 5V reference voltage circuit, two error amplifiers, a flip-flop, an output control circuit, a PWM comparator, a dead-time comparator, and an oscillator. The collaboration of these components enables SL494CN to operate stably at switch frequencies ranging from kHz to 300kHz, making it suitable for various application scenarios.

SL494CN-正面

SL494CN has several features, including an internal regulator that provides a stable 5V reference voltage (adjustable to 5%), an uncommitted output for a 200mA sinking or sourcing current, push-pull or single-ended operation for output control, a complete PWM control circuit capable of variable duty cycle, and an on-chip oscillator for master or slave operations. Additionally, the internal circuitry of SL494CN prevents double pulsing at any output, ensuring stability and reliability during operation.

The parameter specifications of SL494CN are as follows: the operating voltage VC is 40V, the output current Io is 250mA, the operating temperature range TSTG is -50 to 150°C, and the package form is SOP-16. These parameter specifications make SL494CN suitable for various environments and operating conditions, and it exhibits high stability and reliability.

Overall, as an AC-DC controller and regulator product, SL494CN has broad application prospects. Its stable and reliable performance characteristics make it widely applicable in industrial control, power management, and other fields. It provides stable and reliable control and drive support for systems, bringing great convenience and value to users. Looking forward to the future development of SL494CN, expecting it to bring greater innovation and breakthroughs to a wider range of applications. In addition to SL494CN, Sark Micro's AC-DC controllers and regulators also include other excellent products, such as SL0610G, SL494CN, SL1007G, and so on.

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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【Daily Highlight】SL494CNS AC-DC controller and regulator

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