MCT2202SD

Transistor, Photovoltaic Output Optoisolators Overview

The MCT2202SD is a single-channel optoisolator manufactured by onsemi, featuring a transistor output with an accessible base terminal. It provides a high isolation voltage of 5300Vrms and operates within a temperature range of -55°C to 100°C. The device utilizes a 6-SMD surface-mount package. Key electrical specifications include a maximum collector-emitter voltage of 30V, a peak forward current of 100mA, and a typical forward voltage of 1.25V. The current transfer ratio ranges from 63% to 125% at a forward current of 10mA, with saturation voltage not exceeding 400mV.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates a phototransistor output with a dedicated base pin for enhanced control and speed adjustment capabilities.
• Provides robust electrical isolation rated at 5300Vrms between input and output circuits.
• Designed for wide industrial operating temperatures ranging from -55°C to 100°C.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial communication interfaces requiring galvanic isolation
• Microcontroller input/output isolation for signal integrity
• Power supply feedback loops in switching regulators

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors as the MCT2202SD is officially obsolete. Confirm that replacement parts like CNY172SR2M meet all original design specifications before integration. Ensure compliance with RoHS directives if applicable to your manufacturing standards. Review datasheets for any changes in pinout or thermal characteristics when substituting components.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component for applications requiring a transistor output with base access for improved switching performance. Consider the 6-SMD package constraints for PCB layout. Evaluate the 5300Vrms isolation rating against system safety requirements. Note that due to obsolescence, alternative sourcing strategies must be implemented immediately for production continuity.

Transistor, Photovoltaic Output Optoisolators Part Context

The MCT2202SD belongs to the MCT series of optoisolators from onsemi, designed for general-purpose isolation tasks. It complements other devices in the family such as the MCT2ESM and MCT6, offering specific transistor output configurations. This series is widely used in digital logic interfacing and power control applications where reliable signal transmission across isolated domains is critical.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

The CNY172SR2M by onsemi is listed as a similar substitute part number. Verify functional equivalence regarding pin configuration and electrical ratings before adoption.

Transistor, Photovoltaic Output Optoisolators FAQ

What is the purpose of the base terminal on the MCT2202SD?

The base terminal allows for external connection to adjust the switching speed and sensitivity of the internal phototransistor, providing greater control over the output response time compared to standard transistor outputs.

Is the MCT2202SD currently in production?

No, the MCT2202SD is classified as obsolete and is no longer manufactured by onsemi. Designers should consider approved replacement components for new designs.