SFH6345-X007T

Overview

The SFH6345-X007T is a high-speed optocoupler manufactured by Vishay Semiconductor Opto Division. It features a single channel with a phototransistor output, housed in an SMD-8 package. The device supports a data rate of 1 MB/s and provides an insulation voltage of 5300 Vrms. Key electrical parameters include a minimum current transfer ratio of 30% at a forward current of 16 mA, a maximum DC forward current of 16 mA, and a typical forward voltage of 1.33 V. The reverse voltage rating is 3 V, with a maximum output current of 8 mA and power dissipation of 100 mW. It operates within a temperature range of -55°C to +100°C.

Feature Summary

• High-speed signal transmission capability supporting 1 MB/s data rates for digital logic applications.
• Integrated phototransistor output designed for efficient electrical isolation between circuits.
• Robust insulation performance rated at 5300 Vrms to ensure safety in isolated systems.

Applications

• Digital logic signal transmission and transformation
• Power supply control and switching circuits
• Electrical isolation between circuit stages and system interfaces

Procurement Notes

Verify the specific suffix X007T corresponds to the required tape-and-reel packaging configuration. Confirm that the 16 mA maximum forward current limit aligns with your design's drive requirements. Ensure the SMD-8 footprint matches your PCB layout constraints. Cross-reference the 5300 Vrms isolation rating against your safety certification standards. Validate the operating temperature range suitability for your environmental conditions.

Selection Notes

Select this component when high-speed digital isolation is required alongside moderate current transfer efficiency. The 1 MB/s speed makes it suitable for faster communication protocols compared to standard general-purpose optocouplers. Consider the 8 mA output current capability for driving subsequent logic inputs directly. The SMD-8 package offers space-saving advantages for dense board designs requiring robust galvanic isolation.

Part Context

This part belongs to Vishay's high-speed optocoupler family, utilizing GaAlAs infrared technology. It integrates an infrared emitting diode with an integrated photo detector for optical coupling. The series is designed for applications demanding fast response times and reliable electrical separation. The X007T designation indicates specific packaging and handling characteristics distinct from other variants in the product line.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout compatibility and electrical parameter margins before considering alternative manufacturers' components.

FAQ

What is the maximum data rate supported by the SFH6345-X007T?

The device supports a data rate of 1 MB/s.

What is the insulation voltage rating of this optocoupler?

The insulation voltage is rated at 5300 Vrms.