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MOC8104

Optocoupler, Phototransistor Output, No Base Connection

Partnumber Manufacturer Quantity Availability
MOC8104 185 In Stock

Description and Introduction

Optocoupler, Phototransistor Output, No Base Connection # Introduction to the MOC8104 Optocoupler  

The MOC8104 is a high-performance optocoupler designed to provide electrical isolation between input and output circuits. This component integrates an infrared light-emitting diode (LED) and a phototransistor in a compact package, ensuring reliable signal transmission while maintaining galvanic isolation.  

One of the key features of the MOC8104 is its ability to block high voltages, making it suitable for applications requiring noise immunity and protection against voltage spikes. With a typical isolation voltage of 5,000 Vrms, it is commonly used in industrial control systems, power supplies, and communication interfaces where safety and signal integrity are critical.  

The optocoupler offers a current transfer ratio (CTR) that ensures efficient signal coupling, and its fast switching response makes it ideal for digital and analog signal isolation. The device operates over a wide temperature range, maintaining stable performance in harsh environments.  

Common applications include microcontroller interfacing, relay driving, and feedback circuits in switch-mode power supplies. Its compact DIP (Dual In-line Package) form factor allows for easy integration into various circuit designs.  

Engineers favor the MOC8104 for its reliability, durability, and compliance with industry standards, making it a trusted choice for isolation solutions in electronic systems.

Application Scenarios & Design Considerations

Optocoupler, Phototransistor Output, No Base Connection

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