QTM452T1

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The QTM452T1 is an optoisolator type transistor with photovoltaic output. It has an internal light source and is used to provide electrical isolation between two circuits while maintaining good signal fidelity.

The optoisolator helps protect against damage due to the transfer of spikes or transient voltages in areas with high-frequency signals, such as telecommunications, medical, and networking equipment. It can also be used in applications such as AC power line protection.

The QTM452T1 has a wide operating voltage range of 9.5 V to 360 V DC. The device is protected against voltage transients up to 4.5 kV. The input optical current is 270 mA, and the output current is 12 mA. The operating temperature range is -55°C to +100°C.

The QTM452T1 is a highly reliable trans optocoupler which is mainly employed in the medical, consumer electronic, automotive, and military/aerospace industries. It provides galvanic isolation for efficient communication between two circuits. It features a photovoltaic output transistor which is driven by an input LED light source.

The optoisolator works by optical transfer of signals. When voltage is applied to the input circuit, the LED emits light which is received by the photovoltaic output transistor. This triggers a capacitive discharge, creating the required voltage or current within the output circuit. The optoisolator provides electrical isolation between the input and output circuits, while maintaining signal fidelity.

The QTM452T1 is compliant with the UL, CE and FCC external power standards and offers a high dielectric strength of 40 V/μs. This helps avoid any disruptive electrical noise and provides improved signal integrity. The device is relatively compact in size and can be used in space-constrained environments.

The QTM452T1 offers the benefit of exceptional long-term reliability and stability as it is designed using superior quality materials and components that undergo rigorous quality assurance tests. It is suitable for both commercial and industrial use and is capable of providing reliable performance for long periods of time.

Overall, the QTM452T1 optoisolator with photovoltaic output makes for a powerful isolation device. It is incredibly reliable and is designed to withstand a wide range of temperature, voltage and current levels. It helps protect circuits from electrical noise and is also relatively compact in size which makes it ideal for applications with limited space.

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