Slkor Brand Optocoupler SL3063 with A Isolation Voltage of 5kV Addressing the Problem of Inadequate Electrical Isolation
Shenzhen SLKORMicro Semicon Co., Ltd. is a high-tech enterprise that specializes in the design, research and development, manufacturing, and sales of power semiconductor devices based on silicon carbide technology. The company has obtained numerous invention patents and software copyrights, showcasing its expertise in the field. The "Slkor" brand has gained wide recognition and acceptance among peers and customers, establishing the company as one of the rapidly growing semiconductor enterprises in China. The vision of SlkorMicro is to become a leader among domestic semiconductor companies. For more information, please visit their website at www.slkormicro.com.
Application Background:
optical couplers, also known as opto-isolators or optocouplers (OC), are devices that convert electrical signals into optical signals or vice versa. They provide electrical isolation and signal isolation functions and are widely used in various circuits. Currently, optical couplers are among the most diverse and versatile optoelectronic devices.
Challenges in Application:
The main function of optical couplers is electrical insulation and signal isolation, offering advantages such as complete electrical isolation between input and output, strong noise immunity, long service life, and high transmission efficiency. However, in practical applications, optical couplers face certain challenges, such as inadequate electrical isolation, slow response speed, and susceptibility to temperature variations affecting performance.
When optical couplers are used in high-frequency circuits, slow response speed may result in signal distortion or delay, thus affecting circuit performance. Inadequate electrical isolation of the optical coupler can cause mutual interference between input and output currents, impacting circuit stability and reliability. Additionally, in high-temperature environments, the performance of optical couplers may be affected by temperature variations, leading to decreased circuit stability and reliability. Therefore, in practical applications, it is necessary to select suitable optical coupler products based on specific application scenarios and requirements and take corresponding measures to address these challenges. To tackle these issues, SlkorMicro has introduced the SL3063 optical coupler.
Solution:
The SlkorMicro SL3063 is a bidirectional triac output optocoupler that incorporates a zero-crossing circuit and features one output channel. It has a forward voltage drop of 1.24V, forward current of 60mA, off-state peak voltage of 600V, static dv/dt of 1000V/μs, isolation voltage of 5kV, and operates within a temperature range of -40℃ to +100℃.
Fig.1SlkorMicro's optical coupler SL3063
The parameter advantages of the SL3063 optical coupler include its bidirectional controllable silicon design, allowing for bidirectional control and a wider range of applications. Additionally, its zero-crossing circuit enables precise control, eliminating voltage spikes during switching and ensuring circuit stability and reliability. Furthermore, its high isolation voltage of up to 5kV effectively isolates the input and output, guaranteeing circuit safety.
The SL3063 optical coupler effectively addresses some of the challenges commonly encountered in optical coupler applications. For example, being a bidirectional controllable silicon type, it allows for bidirectional control, which better meets the requirements compared to unidirectional control products. Its zero-crossing circuit avoids voltage spikes during switching, effectively resolving the issue of slow response speed. With a high isolation voltage of up to 5kV, it provides effective isolation between input and output, addressing the problem of inadequate electrical isolation.
The SL3063 optical coupler from SlkorMicro has a wide range of applications, primarily in the fields of AC power control, motor control, lighting control, and power supply control. For example, it can be used for AC dimming, AC switching, AC speed control, and AC power control. Additionally, it can be applied in power switch, power protection, and power control applications.
The SL3063 is part of the SL30xx series from SlkorMicro, which consists of four models. The other three models, SL3033, SL3043, and SL3083, share the same functional characteristics as the SL3063 but differ in their VDRM voltage ratings. The voltage ratings for SL3033, SL3043, SL3063, and SL3083 are 250V, 400V, 600V, and 800V, respectively.
Summary:
The SL3063 optocoupler from SlkorMicro is a high-performance and widely used optocoupler product. It has advantages such as a bidirectional thyristor, zero-crossing circuit, and high isolation voltage, and can be used in fields such as AC control, motor control, lighting control, and power control. In practical applications, users can choose suitable optocoupler products according to their specific needs to achieve more stable and reliable circuit control.
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