MCT2201XSM

Transistor, Photovoltaic Output Optoisolators Overview

The MCT2201XSM is a single-channel optoisolator manufactured by Isocom Components. It integrates an infrared emitting diode with an NPN silicon phototransistor output that includes a base terminal for enhanced switching control. The device is housed in a 6-pin DIP package and supports surface mount installation. Key electrical specifications include a maximum isolation voltage of 5300Vrms, a typical rise time of 2µs, and a typical fall time of 11µs. The component operates with a maximum forward voltage of 1.65V and a maximum input current of 60mA DC. Current transfer ratios range from a minimum of 40% to a maximum of 80%.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates an infrared LED with an NPN phototransistor featuring a dedicated base pin for improved switching performance and speed control.
• Provides high-voltage electrical isolation between input and output circuits to protect sensitive components.
• Designed for direct coupling with logic families such as TTL and CMOS for signal transmission.

Transistor, Photovoltaic Output Optoisolators Applications

• Signal isolation in industrial control systems
• Switching power supply feedback loops
• Solid-state relay driver circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'XSM' confirms the tape-and-reel packaging format rather than bulk or tube. Confirm the lead length and pitch dimensions match the target PCB footprint before ordering. Ensure the batch date code meets project requirements for long-term reliability. Cross-reference the manufacturer part number against authorized distributor lists to avoid counterfeit components.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when base-controlled switching speed is critical for the application. The inclusion of a base terminal allows for external resistance to adjust turn-off times. Compare the 5300Vrms isolation rating against system safety standards. Evaluate the CTR range to ensure sufficient drive capability for the downstream load without exceeding input current limits.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the MCT2201 series of optocouplers produced by Isocom Components. It serves as a functional replacement for legacy parts like the 4N35 but offers improved switching characteristics due to the base output. The series is designed for general-purpose digital signal isolation in compact electronic assemblies.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

The MCT2200XSM is a documented equivalent within the same product family. Verify pin compatibility and electrical parameters before substituting other generic 4N35-type devices.

Transistor, Photovoltaic Output Optoisolators FAQ

What is the function of the base terminal on the phototransistor?

The base terminal allows for external connection to resistors or capacitors to control the switching speed and sensitivity of the phototransistor output.

What is the maximum isolation voltage rating?

The device supports a maximum isolation voltage of 5300Vrms between the input LED and the output phototransistor.