H11C3

Triac, SCR Output Optoisolators Overview

The H11C3 is a single-channel Triac and SCR output optocoupler manufactured by onsemi. It features a PhotoSCR output type with no zero-crossing circuit, housed in a PDIP-6 through-hole package. The device supports an isolation voltage of 5300 Vrms and operates within a temperature range of -55°C to +100°C. Key electrical parameters include a maximum forward current of 60 mA, a forward voltage of 1.2 V, and a power dissipation of 1 W. It offers an off-state output voltage (VDRM) of 200 V and a maximum continuous output current of 300 mA.

Triac, SCR Output Optoisolators Feature Summary

• Provides galvanic isolation between input control circuits and high-voltage AC loads via a PhotoSCR output.

Triac, SCR Output Optoisolators Applications

• Industrial motor drive control systems
• Solid-state relay switching applications
• AC load control interfaces

Triac, SCR Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific package variant matches design requirements. Check for end-of-life status or obsolescence notices prior to finalizing procurement plans. Ensure compliance with relevant safety certifications for the target application environment.

Triac, SCR Output Optoisolators Selection Notes

Select this component when high isolation voltage and robust SCR output capability are required. Consider the 5300 Vrms insulation rating for safety-critical designs. Evaluate thermal management needs given the 1 W power dissipation limit. Ensure the absence of zero-crossing functionality aligns with the specific phase-control requirements of the system.

Triac, SCR Output Optoisolators Part Context

The H11C3 belongs to the H11C series of standard optocouplers from onsemi. This family provides reliable isolation solutions for industrial and consumer electronics. The part utilizes a DIP-6 package suitable for through-hole mounting. It serves as a fundamental building block for isolating low-voltage logic from higher-power AC circuits.

Triac, SCR Output Optoisolators Replacement Considerations

Consult official cross-reference lists for verified substitutes. Verify pinout compatibility and electrical parameter equivalence before substitution. Ensure replacement parts meet the same isolation voltage and thermal specifications.