ISOCOM ISP521-4XSM 4-Channel Optocoupler, SMD DIP, 50mA, 5.3kV

The ISOCOM ISP521-4XSM is a 4-channel, 16-pin optically coupled isolator designed for high-density surface mount applications. This component consists of infrared light emitting diodes coupled with NPN silicon phototransistors, providing reliable electrical isolation and signal transmission between circuits of different potentials and impedances. Its robust design makes it a dependable choice for a wide range of industrial and electronic systems.

All critical electrical parameters are 100% tested to ensure performance and reliability. Key specifications include a high collector-emitter voltage (BVCEO) of 55V minimum, a forward current of 50mA, a reverse voltage of 5V, and a total power dissipation of 200mW. The device offers a high isolation voltage of 5.3kV and a minimum current transfer ratio (CTR) of 50%, ensuring efficient and safe operation in demanding environments.

Key Features & Benefits

• Provides galvanic isolation up to 5.3kV for enhanced system safety.
• 4-channel design allows for multiple isolated signal paths in a compact SMD DIP package.
• 100% tested electrical parameters guarantee consistent performance and quality.
• Suitable for high-density PCB mounting, saving valuable board space.
• Robust construction ensures reliability in industrial applications.

Typical Applications

This optocoupler is ideally suited for use in industrial system controllers, programmable logic controllers (PLCs), and data acquisition systems where noise immunity and signal integrity are critical. It is also perfect for signal transmission in computer peripherals, test and measurement equipment, and various signal processing circuits.