FODM217DV

Overview

The FODM217DV is a single-channel transistor output optocoupler from onsemi, designed for AC/DC sensing applications. It features an NPN phototransistor output housed in a surface-mount SOP-4 package. Key electrical parameters include a minimum current transfer ratio of 300% and a maximum of 600%. The device supports a maximum forward current of 50 mA with a forward voltage of 1.4 V. It provides an isolation voltage of 3750 Vrms and can withstand a maximum collector-emitter voltage of 80 V. The unit operates within a temperature range of -55°C to +110°C, with rise and fall times of 3 µs each.

Feature Summary

• Single channel configuration optimized for AC/DC sensing input applications
• High current transfer ratio ranging from 300% to 600% for efficient signal transmission
• Robust insulation capability with 3750 Vrms isolation voltage rating
• Surface-mount SOP-4 packaging suitable for automated assembly processes

Applications

• AC/DC sensing circuits
• General purpose signal isolation
• Industrial control systems requiring DC input monitoring

Procurement Notes

Verify the specific ordering suffix against official onsemi documentation to ensure correct packaging and tape/reel specifications. Confirm that the component meets required RoHS compliance standards for the target market. Cross-reference the datasheet revision date to ensure alignment with current manufacturing specifications and pinout configurations before finalizing procurement orders.

Selection Notes

Select this component when high current transfer ratio is critical for driving downstream logic or relay inputs directly. The SOP-4 form factor is appropriate for space-constrained PCB layouts requiring surface mount technology. Ensure the application voltage does not exceed the 80 V collector-emitter limit and that thermal management accounts for the specified power dissipation constraints within the operating temperature range.

Part Context

This device belongs to the FODM217D series of transistor output optocouplers manufactured by onsemi. It is part of a broader family of semiconductor components focused on providing reliable electrical isolation between low-voltage control circuits and higher-voltage load sides. The series utilizes standard phototransistor technology to achieve signal transmission across insulating barriers.

Replacement Considerations

Direct substitutes may include other single-channel NPN phototransistor optocouplers with comparable CTR ranges and SOP-4 footprints. Verify pin compatibility and isolation voltage ratings before substitution. Consult onsemi official cross-reference guides for validated equivalent part numbers.