MCT623SD

Transistor, Photovoltaic Output Optoisolators Overview

The MCT623SD is a dual-channel transistor output optocoupler from onsemi, housed in an 8-pin surface-mount package. It provides electrical isolation with a rated insulation voltage of 5000 Vrms. The device features NPN phototransistor outputs and supports a maximum forward current of 60 mA with a typical forward voltage of 1.2 V. Key electrical parameters include a minimum current transfer ratio of 100%, a maximum collector-emitter saturation voltage of 400 mV, and a maximum collector current of 30 mA. The unit operates within a temperature range of -55°C to 100°C and exhibits rise and fall times of 2.4 µs.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration for simultaneous signal isolation
• High insulation voltage rating for robust safety separation
• Fast switching performance suitable for digital applications

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Microcontroller input/output interfacing
• Signal transmission across isolated ground planes

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'SD' confirms the tape-and-reel packaging format and surface-mount variant. Ensure compliance with RoHS directives as indicated by manufacturer specifications. Confirm that the 8-pin SMD footprint matches the design board layout prior to integration. Cross-reference the datasheet revision date to ensure all electrical limits are current.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required in a compact surface-mount form factor. The high current transfer ratio ensures reliable logic level translation. Consider the 5000 Vrms isolation rating for applications demanding significant potential difference between input and output circuits. Verify thermal management requirements given the operating temperature range.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the MCT series of optocouplers from onsemi, designed for general-purpose isolation tasks. The series offers various packaging options including through-hole and surface-mount configurations. The MCT623SD specifically addresses the need for space-constrained designs while maintaining high reliability standards.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check for direct pin-compatible alternatives within the same MCT family or other manufacturers offering identical 8-pin dual-channel transistor output specifications. Ensure replacement parts match the 5000 Vrms isolation rating and 60 mA forward current limits.