SFH601-4X

Overview

The SFH601-4X is a single-channel phototransistor output optocoupler manufactured by Isocom Components. It features a DIP-6 package with through-hole mounting and accepts DC input. Key electrical parameters include a maximum forward voltage of 1.65V, a maximum input current of 60mA, and an isolation voltage of 5300Vrms. The device exhibits a typical rise time of 2µs and a typical fall time of 11µs. Current transfer ratio specifications range from a minimum of 40% to a maximum of 80%.

Feature Summary

• Provides high-voltage electrical isolation between input and output circuits.
• Features fast switching performance with low rise and fall times.
• Designed for direct integration into standard printed circuit board layouts.

Applications

• Industrial control systems requiring signal isolation.
• Power supply units needing feedback loop isolation.
• Communication equipment utilizing data transmission barriers.

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to ensure correct pinout and parameter alignment. Confirm that the component meets all required safety standards for the intended application environment. Cross-reference datasheet values with actual supplier specifications before finalizing procurement orders.

Selection Notes

Select this component when a single-channel transistor output is required with moderate speed characteristics. Ensure the isolation voltage rating matches the system's safety requirements. Consider the current transfer ratio range to guarantee adequate signal transmission under varying load conditions.

Part Context

This part belongs to the SFH601 series of phototransistor output optocouplers. It serves as an alternative source for components originally designed by other semiconductor manufacturers. The series is characterized by its reliability in general-purpose isolation applications across various electronic industries.

Replacement Considerations

Direct replacement requires matching the DIP-6 package and pin configuration. Verify that the new unit supports the same isolation voltage and current transfer ratio ranges. Check for any differences in lead-free compliance or RoHS status if applicable to the assembly process.