SI4466DY - Fairchild Semiconductor

Manufacturer Part Number

SI4466DY

Manufacturer

Fairchild (onsemi)

Introduction

The SI4466DY is a high-performance N-Channel MOSFET transistor from Fairchild (onsemi) that is designed for a variety of power management and switching applications.

Product Features and Performance

20V Drain-Source Voltage (Vdss)

±12V Gate-Source Voltage (Vgs)

5mΩ Typical On-Resistance (Rds(on)) at 15A, 4.5V

15A Continuous Drain Current (Id) at 25°C

4700pF Input Capacitance (Ciss) at 10V

1W Power Dissipation at 25°C

-55°C to 150°C Operating Temperature Range

Product Advantages

Low on-resistance for high efficiency

High current handling capability

Wide operating temperature range

Surface mount package for compact designs

Key Technical Parameters

MOSFET Technology: N-Channel

Vgs(th) (Max): 1.5V @ 250A

Drive Voltage (Max Rds On, Min Rds On): 2.5V, 4.5V

Gate Charge (Qg) (Max): 66nC @ 5V

Quality and Safety Features

RoHS3 Compliant

8-SOIC Package

Compatibility

This MOSFET is compatible with a wide range of power management and switching applications.

Application Areas

Power supplies

Motor drives

LED lighting

Wireless charging

Industrial automation

Product Lifecycle

The SI4466DY is an actively supported product from Fairchild (onsemi) and is not nearing discontinuation. Replacement or upgrade options are available if needed.

Key Reasons to Choose This Product

Excellent performance with low on-resistance and high current handling

Compact surface mount package for space-constrained designs

Wide operating temperature range for versatile applications

Proven reliability and quality from a leading semiconductor manufacturer