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AOTF18N65 is listed in the Single FETs, MOSFETs range at ChipApex. The manufacturer field lists Alpha & Omega Semiconductor Inc.. Its product description is MOSFET N-CH 650V 18A TO220-3F. Review the specifications below when checking this part for your BOM.
Single FETs, MOSFETs specifications for AOTF18N65
- Description：MOSFET N-CH 650V 18A TO220-3F
- Series：-
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tube
- FET Type：N-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：650 V
- Current - Continuous Drain (Id) @ 25°C：18A (Tc)
- Drive Voltage (Max Rds On, Min Rds On)：10V
- Rds On (Max) @ Id, Vgs：390mOhm @ 9A, 10V
- Vgs(th) (Max) @ Id：4.5V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs：68 nC @ 10 V
- Vgs (Max)：±30V
- Input Capacitance (Ciss) (Max) @ Vds：3785 pF @ 25 V
- FET Feature：-
- Power Dissipation (Max)：50W (Tc)
- Operating Temperature：-55°C ~ 150°C (TJ)
- Grade：-
- Qualification：-
- Mounting Type：Through Hole
- Supplier Device Package：TO-220F
- Package / Case：TO-220-3 Full Pack
Single FETs, MOSFETs datasheet and documents for AOTF18N65
Single FETs, MOSFETs Overview
The AOTF18N65 is a 650V, 18A N-Channel MOSFET fabricated using an advanced high voltage process. It features low RDS(on) of less than 0.39Ω at VGS=10V and guaranteed avalanche capability with 100% UIS testing. The device offers low Ciss and Crss for efficient switching in offline power supply designs. Key electrical parameters include a drain-source breakdown voltage of 650V, pulsed drain current of 80A, and total gate charge of up to 68nC. Thermal characteristics specify a junction-to-case resistance of 2.5°C/W.
Single FETs, MOSFETs Feature Summary
- Advanced high voltage MOSFET process designed for robust performance in AC-DC applications
- Guaranteed avalanche capability with 100% Unclamped Inductive Switching (UIS) testing
- Low on-resistance and capacitance values to support efficient switching operations
- Halogen-free variant available by adding the 'L' suffix to the part number
Single FETs, MOSFETs Applications
- Offline power supply designs
- AC-DC converter circuits
- General purpose switching applications
Single FETs, MOSFETs Procurement Notes
Verify the specific ordering suffix when purchasing. The standard part number is AOTF18N65. For halogen-free compliance, ensure the order includes the 'L' suffix, resulting in AOTF18N65L. Confirm package type is TO-220F. Check datasheet revision dates for updated thermal or electrical specifications before finalizing design integration.
Single FETs, MOSFETs Selection Notes
Select this component for designs requiring 650V blocking capability and continuous currents up to 18A. Consider the thermal resistance of 2.5°C/W for heatsinking requirements. Ensure gate drive voltages align with the specified VGS range. Evaluate the body diode reverse recovery characteristics if used in synchronous rectification topologies.
Single FETs, MOSFETs Part Context
This component belongs to Alpha & Omega Semiconductor's discrete MOSFET portfolio. It utilizes their proprietary high voltage process technology. The TO-220F package facilitates through-hole mounting for industrial and consumer electronics. It serves as a replacement for legacy silicon MOSFETs in medium-power offline conversion stages.
Single FETs, MOSFETs Replacement Considerations
Direct substitutes are not explicitly listed in the provided documentation. When replacing similar devices, verify that the new component matches the 650V rating, 18A current capacity, and TO-220F package dimensions. Ensure avalanche energy ratings and thermal impedance characteristics are compatible with the existing circuit design.
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