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6N137-520E: A High-performance Optocoupler for Reliable Signal Isolation

2023-05-14

 Designed by Broadcom Limited, this component offers a robust solution for applications that require a high level of electrical isolation between two circuits. With an input-to-output isolation voltage of 5000Vrms, a data rate of 10MBd, and a common-mode transient immunity of 1kV/µs, the 6N137-520E is ideal for use in industrial automation, medical equipment, power supplies, and other applications where reliable signal transmission is critical. 

Optocouplers are critical components that play a crucial role in many electronic circuits, providing a safe and reliable method of isolating two separate circuits. Signal isolation is necessary to prevent ground loops, reduce noise, and improve system performance. 

The 6N137-520E, a product of Broadcom Limited, is a high-performance optocoupler designed to provide reliable signal isolation in various electronic applications. The 6N137-520E is an active part that provides high-speed digital signal isolation. With one channel and an input-to-output isolation voltage of 5000Vrms, it is ideal for applications that require superior signal isolation. The optocoupler is available in surface-mount package 8-SMD, Gull Wing, which makes it easy to mount onto a printed circuit board. The input side of the 6N137-520E is DC coupled, which means that the input signal can be either DC or AC. The output side of the optocoupler is an open-collector, which makes it easy to drive other digital circuits, such as microcontrollers or logic gates. With a maximum output current of 50mA per channel, the optocoupler can sink or source a sufficient amount of current to drive many digital circuits. 

The 6N137-520E also features a Schottky clamped output to prevent the output voltage from exceeding the power supply voltage. This feature ensures that the optocoupler can operate reliably without damaging the output circuitry. In addition, the component provides a data rate of 10MBd, which is sufficient for most high-speed digital applications. The optocoupler also has a common-mode transient immunity of 1kV/µs, which helps to protect the circuit from electromagnetic interference (EMI) and other transients. 

6N137-520E

The component operates with a supply voltage range of 4.5V to 5.5V, making it suitable for many low-power applications. It also has an operating temperature range of -40°C to 85°C, enabling it to work reliably in harsh environments. The 6N137-520E optocoupler is an excellent choice for various applications in which reliable signal isolation is essential. This component is ideal for use in industrial automation, medical equipment, power supplies, and other applications that require high-speed digital signal isolation. 

Conclusion: The 6N137-520E is an active optocoupler that provides high-speed digital signal isolation with one channel and an input-to-output isolation voltage of 5000Vrms. The component is available in surface-mount package 8-SMD, Gull Wing, making it easy to mount onto a printed circuit board. With a data rate of 10MBd, a common-mode transient immunity of 1kV/µs, and a supply voltage range of 4.5V to 5.5V, the 6N137-520E is an excellent choice for various applications that require reliable signal isolation. Its features make it ideal for use in industrial automation, medical equipment, power supplies, and other high-speed digital applications.

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