MCT61W

Transistor, Photovoltaic Output Optoisolators Overview

The MCT61W is a dual-channel transistor output optocoupler from onsemi, housed in an 8-pin MDIP package. It features NPN phototransistor outputs with a maximum collector-emitter voltage of 85 V and a continuous collector current of 30 mA. The device provides 5000 Vrms insulation voltage for robust signal isolation. Key electrical parameters include a minimum current transfer ratio of 50%, a forward voltage of 1.5 V at 60 mA input, and symmetric rise/fall times of 2.4 µs. It operates within a temperature range of -55°C to +100°C with a power dissipation rating of 400 mW.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration providing independent signal isolation paths within a single compact package.
• High insulation voltage capability ensuring reliable separation between input and output circuits.
• Fast switching performance with defined rise and fall times suitable for digital signal transmission.
• Wide operating temperature range supporting functionality in demanding industrial environments.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Signal interface circuits in microprocessor-based systems
• Power supply feedback loops for safety isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'W' against the manufacturer's official datasheet to confirm package dimensions and tape/reel specifications. Ensure compliance requirements such as RoHS status are validated through the latest component material declaration. Cross-reference ordering information directly with onsemi authorized distributors to avoid counterfeit components.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required in a space-constrained design. The 8-pin MDIP package facilitates through-hole mounting for mechanical stability. Consider the 5000 Vrms isolation rating for applications involving high-voltage noise or safety-critical barriers. Verify that the 85 V collector-emitter voltage meets the load requirements of the driven circuitry.

Transistor, Photovoltaic Output Optoisolators Part Context

The MCT61W belongs to the MCT61 series of transistor output optocouplers manufactured by onsemi. This series is designed for general-purpose isolation applications where cost-effectiveness and reliability are prioritized. The dual-channel variant offers a compact solution compared to using two separate single-channel devices, simplifying board layout and assembly processes.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Consult onsemi documentation for direct pin-compatible substitutes within the MCT61 family. Verify electrical parameters such as CTR and isolation voltage match before substituting with other manufacturers' dual-channel optocouplers.

Transistor, Photovoltaic Output Optoisolators FAQ

What is the maximum isolation voltage of the MCT61W?

The MCT61W supports an insulation voltage of 5000 Vrms.

Does the MCT61W have a single or dual channel configuration?

It is a dual-channel optocoupler containing two independent phototransistor outputs.