SFH615A-1XSM

Overview

The SFH615A-1XSM is a single-channel transistor output optocoupler manufactured by Isocom Components. It features an NPN phototransistor output and utilizes a DIP-4 through-hole package. The device provides high isolation voltage of 5300 Vrms, ensuring robust signal transmission across isolated circuits. Key electrical parameters include a maximum collector-emitter voltage of 70 V and a continuous collector current of 50 mA. The component operates within a temperature range of -55°C to +100°C and complies with RoHS standards.

Feature Summary

• Provides galvanic isolation between input and output circuits using an infrared LED and NPN phototransistor pair.
• Offers high insulation voltage capability for safe operation in high-voltage environments.
• Features a standard DIP-4 through-hole package suitable for general-purpose circuit board mounting.

Applications

• Logic-to-logic isolation in noisy industrial environments
• Line receiver circuits
• Computer and peripheral device interfaces

Procurement Notes

Verify the manufacturer designation on the datasheet, as this part number may be associated with Isocom Components acting as a distributor or alternative source for Vishay Semiconductors products. Confirm that the specific suffix indicates the correct package type and compliance status required for your assembly process. Ensure the component meets the necessary safety certifications such as UL or VDE if applicable to your design.

Selection Notes

Select this component when a single-channel transistor output optocoupler with high isolation voltage is required. It serves as a direct replacement for similar industry-standard parts like the VO615A series. Consider the DIP-4 package constraints and the NPN output characteristics when designing the pull-up resistor network for the phototransistor side of the circuit.

Part Context

This component belongs to the SFH615A series of transistor output optocouplers. The series is widely recognized for its reliability in digital signal isolation applications. Isocom Components often provides these parts as alternatives to original equipment manufacturer designs, maintaining pin compatibility and electrical specifications while offering supply chain flexibility for engineers designing embedded systems and industrial controls.

Replacement Considerations

The VO615A-1X001 is listed as a recommended alternative with identical electrical characteristics and pinout. Verify mechanical dimensions and lead finish compatibility before substitution to ensure proper fit within the existing PCB footprint and soldering profile requirements.