The LCR-0203 optical coupler from SENBA is a robust and high-reliability isolation device designed for secure signal transmission in demanding industrial and power electronics applications. Featuring an aluminum shell cylindrical package, it provides enhanced mechanical durability and environmental protection, making it ideal for harsh operating conditions.
Built with advanced optoelectronic coupling technology, the LCR-0203 ensures efficient signal transfer while maintaining strong electrical isolation between input and output circuits. It supports an input current range of 0–20mA with a maximum of 40mA and operates at an input voltage of 1.6–2.5VDC, ensuring compatibility with a wide range of control and logic systems. With an insulation voltage exceeding 2500VRMS, it offers excellent protection against voltage spikes and electrical noise, improving overall system safety and reliability.
The device supports a working frequency of up to 300kHz, enabling fast switching and accurate signal transmission in high-speed applications. It operates reliably within a temperature range of -30°C to +70°C and can be stored from -40°C to +80°C, ensuring long-term stability in various environments.
Compared to standard plastic-packaged optocouplers, the LCR-0203 provides superior durability, better thermal performance, and enhanced protection, making it suitable for rugged industrial applications.
Key Features:
- High isolation voltage: >2500VRMS
- Input current: 0–20mA (max 40mA)
- Input voltage: 1.6–2.5VDC
- Fast switching frequency up to 300kHz
- Aluminum cylindrical housing for durability
- Excellent noise immunity and stable performance
Applications:
- Industrial automation and control systems
- Power electronics and high-voltage isolation
- Switching power supplies (SMPS)
- Harsh environment signal isolation
- Communication and data transmission systems
- Protection and safety circuits
- Embedded and control applications
