The PS2801C-1 is a high-isolation solid-state relay (SSR) or photocoupler manufactured by California Eastern Labs (CEL), utilizing technology from NEC. This device is designed for isolating low-voltage control signals from high-voltage circuits, offering a compact and reliable solution for various applications.

Applications

• Programmable Logic Controllers (PLCs)
• Factory Automation
• Industrial Control Systems
• Test and Measurement Equipment
• Power Supplies

Features

• High isolation voltage
• Compact surface mount package
• Low input control current
• High-speed switching
• RoHS compliant

Benefits

• Enhanced safety by isolating control and load circuits
• Reduced board space with compact design
• Direct microcontroller compatibility with low input current
• Improved switching speed for accurate control
• Environmentally friendly with RoHS compliance

Additional Details

The PS2801C-1 features a gallium arsenide (GaAs) infrared emitting diode (IRED) on the input side and a silicon phototransistor on the output side. This configuration provides excellent electrical isolation between the input and output, ensuring safety and preventing ground loops. The device's compact surface mount package (SOP-4) allows for high-density board layouts. The low input control current enables direct compatibility with microcontrollers and other low-power control devices. The high-speed switching capability ensures accurate and responsive control in various applications. The PS2801C-1 is commonly used in industrial control systems to isolate sensitive control circuits from noisy or high-voltage environments. Proper PCB layout is crucial to maintain the isolation characteristics of the device. The device is suitable for applications requiring compliance with safety standards such as UL, CSA, and VDE. Its robust design and reliable performance make it a versatile choice for a wide range of isolation applications.