MCT61S

Transistor, Photovoltaic Output Optoisolators Overview

The MCT61S is a dual-channel transistor output optocoupler manufactured by onsemi. It features NPN phototransistor outputs housed in an 8-pin SMD-DIP package. Key electrical parameters include a maximum collector-emitter voltage of 85 V and a minimum current transfer ratio of 50%. The device supports a forward current of 60 mA with a forward voltage of 1.5 V. It provides 5000 Vrms insulation voltage and operates within a temperature range of -55°C to +100°C. Rise and fall times are specified at 2.4 µs, with a power dissipation rating of 400 mW.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration for independent signal isolation
• High insulation voltage capability for safety separation
• NPN phototransistor output structure

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose digital signal isolation
• Microcontroller interface circuits
• Industrial control systems requiring galvanic isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix against official datasheets to confirm package type and tape/reel specifications. Ensure compliance with RoHS directives as indicated in manufacturer documentation. Cross-reference ordering codes with authorized distributors to validate authenticity and traceability before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required in a compact surface-mount form factor. Consider the 85 V collector-emitter voltage limit and 30 mA collector current capacity for load compatibility. Verify that the 50% minimum CTR meets the switching requirements of the downstream circuitry under expected operating temperatures.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the MCT61 series of transistor output optocouplers from onsemi. The series is designed for general-purpose isolation applications. The MCT61S variant specifically denotes the dual-channel version in an 8-pin package, distinguishing it from single-channel counterparts or different packaging options within the same family.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Consult official substitution guides for pin-compatible alternatives within the MCT61 series or equivalent devices from other manufacturers. Verify that any substitute matches the 5000 Vrms insulation rating and 85 V collector-emitter voltage specifications.