FODB102

Overview

The FODB102 is a photovoltaic output optocoupler from onsemi featuring a BGA package. It provides 2500Vrms isolation voltage with a collector-emitter voltage of 75V and a typical current transfer ratio of 300%. The device operates with a forward current of 30mA and a forward voltage of 1.5V, supporting a temperature range from -40°C to 125°C.

Feature Summary

• Photovoltaic output architecture for zero offset voltage
• High isolation voltage capability
• Compact BGA surface-mount packaging

Applications

• Industrial automation control systems
• Medical equipment signal isolation
• Power supply feedback loops

Procurement Notes

Verify the specific suffix against the official datasheet to confirm pinout and electrical characteristics. Ensure the component matches the required isolation standards for your application. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit products. Confirm package type compatibility during PCB design review.

Selection Notes

Select this component when zero offset voltage is critical for precision applications. The photovoltaic output eliminates leakage current issues common in transistor outputs. Consider the BGA package for space-constrained designs requiring high isolation. Evaluate thermal performance within the specified operating temperature range.

Part Context

This part belongs to onsemi's family of photovoltaic optocouplers designed for high-reliability isolation. It utilizes a gallium arsenide infrared LED coupled with a silicon photodiode array. The technology ensures long-term stability and low drift over time compared to conventional transistor output devices.

Replacement Considerations

Check for direct replacements like FODM3021 or similar photovoltaic isolators. Verify pinout compatibility before substitution. Ensure isolation voltage and CTR specifications meet or exceed original requirements.