SFH6732

Logic Output Optoisolators Overview

The SFH6732 is a dual-channel high-speed optocoupler manufactured by Vishay Semiconductor Opto Division. It features a GaAlAs infrared emitting diode optically coupled to an integrated photo detector, providing a data rate of 5 MBd. The device offers an isolation test voltage of 5300 Vrms and includes an internal shield for high common mode transient immunity. Designed for TTL, LSTTL, and CMOS compatibility, it operates within a supply voltage range of 4.5 V to 15 V and supports low input currents between 1.6 mA and 5 mA. The component is specified for operation from -40 °C to 85 °C.

Logic Output Optoisolators Feature Summary

• Dual channel configuration with integrated photo detector
• High speed data transmission capability at 5 MBd
• Internal shielding for enhanced common mode transient immunity
• Compatibility with TTL, LSTTL, and CMOS logic families

Logic Output Optoisolators Applications

• Industrial communication interfaces requiring galvanic isolation
• Signal transmission in noisy electrical environments
• Logic level shifting between different voltage domains

Logic Output Optoisolators Procurement Notes

Verify the obsolete status of this component before procurement planning. Confirm availability through authorized distributors or secondary market suppliers as manufacturing has ceased. Ensure design reviews account for end-of-life implications and potential long-term supply constraints when integrating this part into new or existing systems.

Logic Output Optoisolators Selection Notes

Select this component only if legacy system compatibility or specific historical design requirements necessitate its use. Evaluate alternative modern high-speed optocouplers for new designs due to the discontinued status. Consider pinout compatibility and electrical parameter alignment if substituting within existing circuit architectures that were originally designed around this specific Vishay device.

Logic Output Optoisolators Part Context

The SFH6732 belongs to Vishay's family of high-speed optocouplers, specifically designed for applications demanding rapid signal transfer and robust noise immunity. It represents a dual-channel variant within the series, offering isolated signal paths in a compact package. This component was engineered to bridge digital logic circuits while maintaining high isolation voltages and fast switching speeds.

Logic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.