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Product Detailed Parameters
- Description：MOSFET 2N-CH 30V 4.5A 8SOIC
- Series：AlphaMOS
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR)
- Technology：MOSFET (Metal Oxide)
- Configuration：2 N-Channel (Dual)
- FET Feature：-
- Drain to Source Voltage (Vdss)：30V
- Current - Continuous Drain (Id) @ 25°C：4.5A (Ta)
- Rds On (Max) @ Id, Vgs：46mOhm @ 4.5A, 10V
- Vgs(th) (Max) @ Id：2.5V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs：6nC @ 4.5V
- Input Capacitance (Ciss) (Max) @ Vds：215pF @ 15V
- Power - Max：1.7W
- Operating Temperature：-55°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOIC
- Grade：-
- Qualification：-
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Overview
The AO4862E is a dual N-channel MOSFET array manufactured by Alpha & Omega Semiconductor Inc. It features a 30V drain-source voltage rating and supports continuous drain currents of 3.5A to 4.5A depending on thermal conditions. The device utilizes an 8-SOIC surface-mount package with a width of 3.90mm. Key electrical characteristics include a maximum power dissipation of 1.1W in ambient conditions, designed for efficient switching applications within standard operating temperature ranges.
Feature Summary
- Dual N-channel configuration integrated into a single compact package
- Low voltage operation optimized for 30V DC systems
- Surface-mount construction suitable for automated assembly processes
Applications
- DC-DC converter circuits
- Motor control interfaces
- Power switching modules
Procurement Notes
Verify the specific datasheet revision and pinout compatibility before integration. Confirm that the 8-SOIC footprint matches the target PCB layout. Ensure thermal management strategies account for the 1.1W dissipation limit. Check for RoHS compliance status if required by project specifications. Validate supply chain availability as component lifecycles may change.
Selection Notes
Select this component when a dual N-channel solution is required in a small form factor. Consider the 30V rating against peak circuit voltages. Evaluate thermal performance given the low power dissipation rating. Compare current capabilities against load requirements. Ensure the SOIC package aligns with manufacturing constraints.
Part Context
This part belongs to the AlphaMOS series from Alpha & Omega Semiconductor Inc., focusing on discrete semiconductor solutions. It represents a dual-transistor approach to save board space compared to individual components. The product line targets cost-effective power management applications requiring reliable switching performance.
Replacement Considerations
Cross-reference with other dual N-channel MOSFETs in 8-SOIC packages. Verify matching voltage and current ratings for direct substitution. Check pinout compatibility to avoid redesign efforts. Review thermal resistance values for equivalent performance.
