MCT270

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Number of Channels:	1
Voltage - Isolation:	5300Vrms
Current Transfer Ratio (Min):	50% @ 10mA
Current Transfer Ratio (Max):	115% @ 10mA
Turn On / Turn Off Time (Typ):	--
Rise / Fall Time (Typ):	--
Input Type:	DC
Output Type:	Transistor with Base
Voltage - Output (Max):	30V
Current - Output / Channel:	--
Voltage - Forward (Vf) (Typ):	--
Current - DC Forward (If) (Max):	90mA
Vce Saturation (Max):	400mV
Operating Temperature:	--
Mounting Type:	Through Hole
Package / Case:	6-DIP (0.300", 7.62mm)
Supplier Device Package:	6-DIP

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MCT270 is one of the most popular optoisolaters – a device that provides electrical isolation between two circuits or components. This device is particularly widely used in the industrial, automotive, communication, and medical industries, due to its ability to provide high level of isolation between different parts of the system. The MCT270 is a photovoltaic output transistor optoisolator that offers an isolation voltage of up to 7500Vrms. The basic design of the MCT270 optoisolators contains four main components – a gallium arsenide (GaAs) infrared LED emitter, a transistor with a photovoltaic diode detector, an isolation barrier and a voltage-limiting resistor. The LED emitter, also known as a ‘light source’, generates infrared light when energized with a current. This light is then detected by the photovoltaic diode detector, which produces an electrical signal. This signal is then passed through an isolation barrier, which helps to ensure the electrical isolation between the input and output sides of the device. The output is then passed through a voltage-limiting resistor, which helps to limit the voltage at the output terminal. The MCT270 optoisolator is a popular choice due to its performance characteristics which include low signal attenuation, fast switching speed, and wide operating temperature range. It also offers high isolation voltage, low on resistance, and a large current capacity. These features make the MCT270 an ideal choice for applications that have stringent electrical isolation requirements. The MCT270 optoisolators have a wide range of applications in industries such as industrial automation, avionics, network and telecommunication, power systems, medical equipment, automotive and industrial networks, and consumer electronics. Some of the common uses of the MCT270 include in industrial control systems, power switching devices, circuit breakers, isolators, and contactors; data and communications equipment, security systems, and automotive applications. In terms of its working principle, the MCT270 optoisolator operates by converting the light energy generated by the LED emitter into an electrical signal. This signal passes through the isolation barrier and is then sent to the output terminal. The voltage-limiting resistor serves to limit the maximum voltage at the output terminal as previously mentioned. The MCT270 optoisolator can also be used as a high-voltage switch, with the voltage-limiting resistor serving to limit the current passing through the device. The MCT270 is one of the most popular optoisolator choices for applications that require electrical isolation and high-speed switching. Its features make it a suitable choice for applications such as industrial, automotive and medical equipment, as well as consumer electronics. Its high isolation voltage and low on resistance make it an ideal choice for applications where electrical isolation is required.

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