AONS1R1A70

Single FETs, MOSFETs Overview

The AONS1R1A70 is an N-channel power MOSFET from Alpha & Omega Semiconductor, designed for surface-mount applications. It features a drain-source voltage (Vdss) of 700 V and a continuous drain current (Id) of 6.6 A at case temperature (Tc). The device offers a maximum on-resistance (Rds(on)) of 1.1 Ω at Vgs = 10 V. Power dissipation reaches 104 W at Tc and 4.2 W at ambient temperature (Ta). It operates within a junction temperature range of -55°C to 150°C and utilizes an 8-DFN (5x6 mm) package with an exposed pad.

Single FETs, MOSFETs Feature Summary

• High-voltage capability with 700 V breakdown voltage suitable for robust power switching
• Surface-mount construction in an 8-DFN package for compact board integration
• Operates reliably across a wide thermal range up to 150°C junction temperature

Single FETs, MOSFETs Applications

• High-voltage DC-DC converter circuits
• Power supply unit output stages
• Industrial motor control systems

Single FETs, MOSFETs Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to ensure correct packaging configuration. Confirm RoHS compliance status and moisture sensitivity level requirements prior to procurement. Ensure the supplier provides valid traceability documentation for the component batch.

Single FETs, MOSFETs Selection Notes

Select this component when a 700 V rating is required for high-side or low-side switching. Evaluate thermal management needs carefully due to the 1.1 Ω Rds(on), which may necessitate heatsinking for sustained high-current operation. Compare package thermal resistance against system constraints.

Single FETs, MOSFETs Part Context

This part belongs to Alpha & Omega Semiconductor's discrete power MOSFET portfolio. The company specializes in power semiconductors for computing, industrial, and automotive markets. The AON series typically targets high-efficiency power conversion applications requiring reliable performance in compact form factors.

Single FETs, MOSFETs Replacement Considerations

Check for direct substitutes with identical 700 V ratings and compatible 8-DFN pinouts. Verify that alternative devices meet or exceed the 6.6 A current and 104 W power dissipation specifications while maintaining similar gate charge characteristics.