FOD420SV

Triac, SCR Output Optoisolators Overview

The FOD420SV is a triac and SCR output optocoupler manufactured by onsemi. It consists of an infrared emitting diode coupled to a hybrid random phase triac. The device features a surface mount SMD-DIP-6 package. Key electrical parameters include a maximum forward current (If) of 30 mA, a typical forward voltage (Vf) of 1.28 V, and an isolation voltage of 5000 Vrms. The peak off-state voltage (VDRM) is 600 V. Operating temperature ranges from -55°C to +100°C. Power dissipation is rated at 500 mW.

Triac, SCR Output Optoisolators Feature Summary

• Integrates an infrared LED with a hybrid random phase triac for signal isolation.
• Provides high insulation capability with 5000 Vrms isolation voltage.
• Designed for snubberless operation in AC switching applications.

Triac, SCR Output Optoisolators Applications

• AC motor control systems
• Solid state relays
• General purpose AC load switching

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'SV' against the manufacturer's latest datasheet to confirm tape and reel packaging configuration. Ensure the component meets RoHS compliance requirements for your assembly process. Cross-reference the Mouser number 512-FOD420SV for distributor availability details. Confirm that the SMD-DIP-6 footprint matches your PCB design constraints before finalizing procurement.

Triac, SCR Output Optoisolators Selection Notes

Select this component when snubberless random phase triac control is required. The 600 V blocking voltage suits standard AC line applications. Verify that the 30 mA input current drive capability aligns with the microcontroller or logic interface. The wide operating temperature range supports industrial environments. Ensure the surface mount package type fits the manufacturing equipment capabilities.

Triac, SCR Output Optoisolators Part Context

This part belongs to the FOD420 family, which includes variants like FOD420SDV. These devices are designed as general-purpose optoisolators for AC power control. The hybrid triac construction allows for reliable switching without external snubber circuits. The family offers high isolation voltage for safety compliance in mains-connected equipment.

Triac, SCR Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing designs by matching pinout, isolation voltage, and trigger current specifications if considering alternative manufacturers.