CNY171FR2VM

Output Type:	Transistor with Base
Supplier Device Package:	6-SMD
Package / Case:	6-SMD, Gull Wing
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 100°C
Vce Saturation (Max):	400mV
Current - DC Forward (If) (Max):	60mA
Voltage - Forward (Vf) (Typ):	1.35V
Current - Output / Channel:	50mA
Voltage - Output (Max):	70V
Series:	--
Input Type:	DC
Rise / Fall Time (Typ):	4µs, 3.5µs (Max)
Turn On / Turn Off Time (Typ):	2µs, 3µs
Current Transfer Ratio (Max):	80% @ 10mA
Current Transfer Ratio (Min):	40% @ 10mA
Voltage - Isolation:	4170Vrms
Number of Channels:	1
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Optoisolators - Transistor, Photovoltaic Output

Optoisolators, also known as optocouplers, are components used to isolate two electrically independent circuits. Transistor, photovoltaic output (CNY171FR2VM) optoisolators have become increasingly popular in recent years due to their ability to provide electrical isolation, high-speed operation, and high EMC immunity. In this article, we’ll take a look at the application field and working principle of the CNY171FR2VM optoisolator.

Application Field

The CNY171FR2VM optoisolator is designed for use in control and switching systems where noise and/or ground loops must be prevented. It is also useful for interconnecting digital systems with different ground references or other noise sources. The device is capable of withstanding large voltage spikes, which makes it ideal for use in industrial and control systems with high EMC immunity requirements.

Working Principle

The CNY171FR2VM optoisolator is a transistor-based optoisolator. It utilizes the principle of optoelectronic isolation to provide electrical isolation between input and output circuits.At the heart of the device is a light emitter, which in this case is an infrared LED. The LED emits light when current is applied to it. The light passes through a light-sensitive photodiode that is specially designed to detect the LED’s light and convert it into electrical current. The current from the photodiode is then amplified by an active transistor, which in turn drives the output circuit.The optocoupler’s isolation acts as an electronic barrier that prevents the input and output circuits from interacting with each other. This isolation also helps reduce the noise that can be introduced by the circuits. As a result, the CNY171FR2VM optoisolator provides reliable, high-speed, noise-free control between digital systems with different ground references or other noise sources.

Conclusion

The CNY171FR2VM optoisolator provides isolation and control between digital systems with different ground references or other noise sources. It utilizes the principle of optoelectronic isolation to provide electrical isolation between input and output circuits. The device also offers high-speed operation and high EMC immunity, making it ideal for use in industrial and control systems.

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