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Product Detailed Parameters
- Description：MOSFET N-CH 100V 9A/58A TO263
- Series：-
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- FET Type：N-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：100 V
- Current - Continuous Drain (Id) @ 25°C：9A (Ta), 58A (Tc)
- Drive Voltage (Max Rds On, Min Rds On)：10V
- Rds On (Max) @ Id, Vgs：14.5mOhm @ 20A, 10V
- Vgs(th) (Max) @ Id：4.1V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs：27 nC @ 10 V
- Vgs (Max)：±20V
- Input Capacitance (Ciss) (Max) @ Vds：1670 pF @ 50 V
- FET Feature：-
- Power Dissipation (Max)：2.1W (Ta), 100W (Tc)
- Operating Temperature：-55°C ~ 175°C (TJ)
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Supplier Device Package：TO-263 (D2PAK)
- Package / Case：TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
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Overview
The AOB298L is a 100V N-Channel AlphaSGT Trench Power MOSFET manufactured by Alpha & Omega Semiconductor Inc. It utilizes advanced trench technology to achieve low on-resistance and gate charge, making it suitable for synchronous rectification in DC/DC and AC/DC converters. The device features a TO-263 package with tape and reel delivery. Key electrical parameters include a drain-source voltage of 100V, continuous drain current of 33A at TC=25°C, and a maximum RDS(ON) of less than 14.5mΩ at VGS=10V. It supports a pulsed drain current of 58A and operates within a junction temperature range of -55°C to 175°C.
Feature Summary
- AlphaSGT Trench Power Technology
- Low On-Resistance
- Low Gate Charge
- 100% UIS Tested
Applications
- Synchronous Rectification in DC/DC Converters
- Synchronous Rectification in AC/DC Converters
- Notebook Adaptor Power Supplies
- TV Power Supply Applications
Procurement Notes
Verify the specific ordering suffix and package type when sourcing components. Confirm that the manufacturer's datasheet specifications align with your design requirements before integration. Check for any updates regarding product lifecycle status or alternative part numbers from Alpha & Omega Semiconductor Inc. to ensure long-term supply availability.
Selection Notes
Select this component based on its 100V rating and low RDS(ON) characteristics for efficient power conversion. Consider the thermal performance and package constraints for your specific application environment. Ensure compatibility with control circuitry due to the gate charge specifications. Evaluate the need for avalanche energy handling capabilities if used in inductive load switching scenarios.
Part Context
The AOB298L belongs to the AOT298L/AOB298L/AOTF298L family of N-Channel MOSFETs from Alpha & Omega Semiconductor Inc. These devices are designed for high-efficiency power management applications requiring robust performance and reliability. The family shares core electrical characteristics but differs in packaging options to suit various manufacturing and thermal management needs.
Replacement Considerations
Direct replacements within the same family include AOT298L (TO-220) and AOTF298L (TO-220F). Verify pinout compatibility and thermal resistance differences when substituting packages. Ensure that the replacement part meets all original design specifications for voltage, current, and switching performance.
