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AUIRFS8403 is listed in the Single FETs, MOSFETs range at ChipApex. The manufacturer field lists Infineon Technologies. Its product description is AUIRFS8403 - 20V-40V N-CHANNEL A. Review the specifications below when checking this part for your BOM.
Single FETs, MOSFETs specifications for AUIRFS8403
- Description：AUIRFS8403 - 20V-40V N-CHANNEL A
- Series：HEXFET®
- Mfr：Infineon Technologies
- Package：Bulk
- FET Type：N-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：40 V
- Current - Continuous Drain (Id) @ 25°C：123A (Tc)
- Drive Voltage (Max Rds On, Min Rds On)：10V
- Rds On (Max) @ Id, Vgs：3.3mOhm @ 70A, 10V
- Vgs(th) (Max) @ Id：3.9V @ 100µA
- Gate Charge (Qg) (Max) @ Vgs：93 nC @ 10 V
- Vgs (Max)：±20V
- Input Capacitance (Ciss) (Max) @ Vds：3183 pF @ 25 V
- FET Feature：-
- Power Dissipation (Max)：99W (Tc)
- Operating Temperature：-55°C ~ 175°C (TJ)
- Grade：Automotive
- Qualification：AEC-Q101
- Mounting Type：Surface Mount
- Supplier Device Package：PG-TO263-3
- Package / Case：TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Single FETs, MOSFETs datasheet and documents for AUIRFS8403
Single FETs, MOSFETs Overview
The AUIRFS8403 is an automotive-grade N-channel Power MOSFET from Infineon Technologies, utilizing CoolIRFET technology. It features a 40V drain-source voltage rating and a maximum on-resistance of 2.6 milliohms at 10V gate drive. The device supports a continuous drain current of 123A in the DPAK-3 (TO-252-3) surface-mount package. It operates within a junction temperature range of -55°C to +175°C and holds AEC-Q101 qualification for automotive reliability.
Single FETs, MOSFETs Feature Summary
- Automotive-grade reliability certified under AEC-Q101 standards
- Advanced CoolIRFET technology for low conduction losses
- High thermal performance with 99W power dissipation capability
- Robust switching characteristics suitable for high-current applications
Single FETs, MOSFETs Applications
- Automotive power distribution systems
- Motor control circuits
- DC-DC converter stages
- Load switching applications
Single FETs, MOSFETs Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm specific ordering suffixes match required packaging formats such as tape and reel. Ensure compliance with RoHS directives and check for end-of-life status before finalizing procurement plans.
Single FETs, MOSFETs Selection Notes
Select this component for designs requiring high current handling in compact automotive environments. Evaluate thermal management requirements given the single-channel configuration. Compare on-resistance values against system efficiency targets to ensure optimal performance under load conditions.
Single FETs, MOSFETs Part Context
This part belongs to Infineon's CoolIRFET family, designed specifically for automotive electronics. It integrates advanced silicon processes to minimize resistance while maintaining robustness against electrical stress. The DPAK package offers a balance between current capacity and board space efficiency.
Single FETs, MOSFETs Replacement Considerations
Check for updated revisions within the same series. Verify pin compatibility and thermal characteristics when substituting with other 40V N-channel MOSFETs.
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