AON3806

Overview

The AON3806 is a dual N-channel enhancement mode field effect transistor manufactured by Alpha & Omega Semiconductor. It utilizes advanced trench MOSFET technology to deliver low on-resistance and fast switching capabilities within an 8-lead SOIC package. The device features a drain-source voltage rating of 30V and supports continuous drain currents up to 12A at 25°C. Key electrical parameters include a maximum gate-source voltage of ±20V, a threshold voltage range typically between 1V and 2.5V, and an input capacitance of approximately 1400pF at 15V. The component operates reliably across a junction temperature range from -55°C to 150°C.

Feature Summary

• Dual N-channel configuration for space-efficient circuit designs
• Advanced trench technology for optimized performance
• Low on-resistance characteristics for efficient power handling

Applications

• Load switch applications in portable devices
• DC-DC converter circuits
• Power management systems for consumer electronics

Procurement Notes

Verify the specific ordering suffix to confirm packaging type and environmental compliance status. Ensure the supplier provides valid RoHS certification documentation consistent with current regulatory standards. Confirm the component lifecycle status as active before finalizing procurement plans to avoid obsolescence risks during production.

Selection Notes

Select this component when a compact dual N-channel solution is required for 30V logic-level switching applications. Evaluate the thermal resistance values against the expected power dissipation in the target enclosure. Compare the gate charge specifications with the driving capability of the control IC to ensure adequate switching speed without excessive drive current requirements.

Part Context

This part belongs to the Alpha & Omega Semiconductor portfolio of power MOSFETs designed for high-efficiency power management. The manufacturer specializes in trench technology for improved Rds(on) and switching performance. This series targets applications requiring reliable switching in limited board space, serving both industrial and consumer electronic markets.

Replacement Considerations

Check for direct pin-compatible alternatives with matching 30V ratings and similar current capabilities. Verify that any substitute maintains compatible gate threshold voltages and package dimensions. Review datasheets for differences in thermal performance or switching speeds that might impact circuit stability.