FODM8801CR2

The FODM8801CR2 is an optocoupler manufactured by ON Semiconductor, designed for applications requiring electrical isolation between input and output circuits. This device is particularly useful in environments where high voltage and low voltage circuits need to be separated to ensure safety and signal integrity.

Key Features:

1. Isolation Voltage: The FODM8801CR2 offers a high isolation voltage, typically rated at 5000 VRMS, which ensures robust protection against voltage spikes and transients.

2. Input Configuration: The optocoupler features a gallium arsenide (GaAs) infrared LED as the input component. This LED emits infrared light when current flows through it, providing the necessary signal to the output photodetector.

3. Output Configuration: The output consists of a phototransistor that is sensitive to the infrared light emitted by the LED. The phototransistor can switch on and off in response to the input signal, allowing for effective signal transmission across the isolation barrier.

4. High Speed: The FODM8801CR2 is designed for high-speed applications, with a typical rise time of around 15 µs and a fall time of approximately 10 µs. This makes it suitable for data communication and control applications.

5. Wide Operating Temperature Range: The device operates effectively over a wide temperature range, typically from -40°C to +100°C, making it suitable for various industrial and automotive applications.

6. Compact Package: The FODM8801CR2 is available in a compact DIP-4 package, which facilitates easy integration into circuit boards and helps save space in electronic designs.

7. Low Input Current: The device requires a low input current to operate, which enhances its efficiency and reduces power consumption, making it ideal for battery-powered applications.

8. Applications: Common applications for the FODM8801CR2 include signal isolation in data communication systems, microcontroller interfacing, power supply feedback, and motor control systems.

Electrical Characteristics:

• Input Forward Voltage (Vf): Typically around 1.2V at a forward current of 10 mA.
• Output Collector-Emitter Voltage (Vce): Maximum rating of 30V.
• Current Transfer Ratio (CTR): Typically ranges from 50% to 600%, depending on the specific conditions and configurations.

Conclusion:

The FODM8801CR2 from ON Semiconductor is a versatile and reliable optocoupler that provides essential isolation and signal transmission capabilities in a variety of electronic applications. Its combination of high-speed performance, wide operating temperature range, and compact design makes it a popular choice among engineers and designers looking to enhance the safety and efficiency of their circuits.