Onsemi FOD3182

Onsemi FOD3182 Environmental and export classification status description

The Onsemi FOD3182 is a high-speed 5MBd digital opto-isolator utilizing proprietary Optoplanar® construction. This device integrates a photodiode, a phototransistor, and logic gate in a single 8-pin DIP package, providing galvanic isolation while maintaining high-speed data transmission. Functions: 1. Signal Isolation: The FOD3182 provides electrical isolation between input and output signals to prevent noise, ground loops, and cross-talk. 2. High-Speed Data Transmission: With a data rate of 5MBd, this opto-isolator is suitable for applications requiring fast signal transmission. 3. Compact Integration: The integration of key components in a single package simplifies design and saves board space. Applications: 1. Industrial Automation: PLCs, motor drives, and field instruments benefit from the isolation and noise immunity provided by the FOD3182. 2. Communication Systems: Isolating digital communication interfaces such as RS-485, CAN bus, and Ethernet to enhance system reliability. 3. Power Supplies: Used to isolate feedback signals in power converters to improve stability and safety. Alternative Components: 1. Texas Instruments ISO7420M: Dual-channel digital isolator with similar functionality and speed. 2. Silicon Labs Si823x: Opto-capacitive isolator providing high-speed and robust isolation for digital signals. Embedded Modules: The FOD3182 does not offer embedded modules as it is a standalone opto-isolator IC. Related Q&A: 1. Q: Can the FOD3182 be used in automotive applications? A: Yes, the FOD3182 is suitable for automotive applications that require signal isolation and high-speed data transmission. 2. Q: What is the typical propagation delay of the FOD3182? A: The FOD3182 has a typical propagation delay of around 40 ns, making it suitable for high-speed applications. 3. Q: Is the FOD3182 compatible with common microcontrollers? A: Yes, the FOD3182 can be easily interfaced with most microcontrollers through its digital input/output pins. 4. Q: What is the operating temperature range of the FOD3182? A: The FOD3182 is designed to operate over a temperature range of -40°C to 100°C, making it suitable for industrial environments. 5. Q: Are there evaluation kits available for the FOD3182? A: Yes, Onsemi offers evaluation kits for the FOD3182, allowing designers to quickly prototype and test the opto-isolator in their systems.