IS621X

Triac, SCR Output Optoisolators Overview

The IS621X is a single-channel Triac output optocoupler manufactured by Isocom Components 2004 LTD. It features a 6-pin DIP package with an isolation voltage of 5300Vrms and a peak off-state voltage of 600V. The device incorporates a zero-crossing circuit for precise AC switching control. Key electrical parameters include a typical rise time of 2μs and a maximum forward current of 50mA. Operating temperatures range from -30°C to 100°C, ensuring reliability in industrial environments.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing detection circuitry for low-noise AC power switching
• High isolation voltage rating of 5300Vrms for robust safety compliance
• Triac output stage designed for direct control of high-voltage loads

Triac, SCR Output Optoisolators Applications

• Solid-state relays for industrial machinery
• Motor speed control systems
• AC power switching applications

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix variant against official datasheets to confirm exact pinout and electrical tolerances. Ensure compatibility with existing PCB footprints and thermal management requirements. Confirm RoHS and UL certification status for target market regulations before finalizing procurement orders.

Triac, SCR Output Optoisolators Selection Notes

Select this component when high-voltage isolation and zero-crossing functionality are required for AC load control. Evaluate the 600V peak off-state voltage against the maximum line voltage of the application. Consider the 5300Vrms isolation barrier for safety-critical designs requiring strict galvanic separation between control and power circuits.

Triac, SCR Output Optoisolators Part Context

Isocom Components 2004 LTD specializes in infrared optoelectronic devices with over 40 years of industry expertise. The company focuses on standard replacements and custom specifications for optocouplers. This product belongs to their Triac output series, targeting industrial and commercial power control markets.

Triac, SCR Output Optoisolators Replacement Considerations

Cross-reference with equivalent Triac output optocouplers featuring zero-crossing capabilities. Verify matching isolation voltage ratings and package dimensions to ensure mechanical fit. Check if alternative parts offer comparable peak off-state voltage and operating temperature ranges.