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Product Detailed Parameters
- Description：MOSFET 2N-CH 24V 8A 8DFN
- Series：AlphaMOS
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR)
- Technology：MOSFET (Metal Oxide)
- Configuration：2 N-Channel (Dual) Common Drain
- FET Feature：Logic Level Gate
- Drain to Source Voltage (Vdss)：24V
- Current - Continuous Drain (Id) @ 25°C：8A
- Rds On (Max) @ Id, Vgs：13.5mOhm @ 8A, 4.5V
- Vgs(th) (Max) @ Id：1.2V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs：15nC @ 4.5V
- Input Capacitance (Ciss) (Max) @ Vds：840pF @ 12V
- Power - Max：2.7W
- Operating Temperature：-55°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-SMD, Flat Leads
- Supplier Device Package：8-DFN (3x3)
- Grade：-
- Qualification：-
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Overview
The AON3818 is a dual N-channel MOSFET from Alpha & Omega Semiconductor, utilizing αMOS LV technology. It features a 24V drain-source voltage and an 8A continuous drain current at VGS=4.5V. The device offers low on-resistance, with RDS(ON) values below 13.5mΩ at VGS=4.5V, 14mΩ at 4.0V, 15mΩ at 3.7V, 17mΩ at 3.1V, and 21mΩ at 2.5V. Total gate charge is typically 9.5nC. It operates within a junction temperature range of -55°C to 150°C and is housed in a DFN 3x3 package.
Feature Summary
- Dual N-Channel Configuration
- Low On-Resistance
- ESD Protection
Applications
- Battery protection switch
- Mobile device battery charging
- Mobile device battery discharging
Procurement Notes
Verify the specific orderable part number against the manufacturer's official documentation to ensure correct packaging and minimum order quantity specifications. Confirm RoHS compliance status directly with the supplier or through the latest datasheet revision notes prior to procurement.
Selection Notes
Select this component for applications requiring low on-resistance across various gate drive voltages. Ensure the operating junction temperature remains within the specified -55°C to 150°C range. Verify that the thermal design accommodates the junction-to-ambient resistance characteristics for the intended PCB layout.
Part Context
This component belongs to the αMOS LV series by Alpha & Omega Semiconductor. It is designed for power management applications where low conduction losses are critical. The dual configuration allows for efficient space utilization in compact electronic designs.
Replacement Considerations
No public confirmed substitute part numbers are available in the provided documentation.
FAQ
What is the maximum gate-source voltage rating?
The maximum gate-source voltage (VGS) rating is ±12V.
What is the typical input capacitance value?
The typical input capacitance (Ciss) is 840 pF.
Is the device compliant with environmental standards?
Yes, the AON3818 is RoHS and Halogen-Free compliant.
