SI4724CY-T1-E3

Overview

The SI4724CY-T1-E3 is a dual high-side and low-side MOSFET driver manufactured by Vishay Siliconix. It operates within a supply voltage range of 4.5 V to 18 V and supports output currents of 5.1 A for the high-side and 6.5 A for the low-side channels. The device utilizes a 16-pin SOIC narrow package and functions across an operating temperature range of -40 °C to +85 °C. Key electrical characteristics include a maximum quiescent current of 500 µA, a power dissipation rating of 4 W, and rise/fall times of 35 ns and 10 ns respectively.

Feature Summary

• Integrated dual-channel architecture providing independent high-side and low-side gate drive capabilities
• Designed for synchronous rectification applications with optimized switching performance
• Compatible with standard logic control inputs for direct microcontroller interfacing

Applications

• Synchronous buck converter circuits
• DC-DC step-down power regulation modules
• Motor driver bridge configurations

Procurement Notes

Verify component authenticity through authorized distribution channels due to end-of-life status. Confirm RoHS compliance documentation matches specific manufacturing lot requirements. Validate package marking accuracy against official Vishay datasheet specifications before integration into production assemblies.

Selection Notes

Evaluate thermal management requirements based on the 4 W power dissipation limit in the SOIC-16 package. Ensure input signal levels remain within the specified 4.5 V to 18 V supply range. Consider alternative components if higher output current capacity or extended temperature operation beyond +85 °C is required for the target application.

Part Context

This component belongs to the Little Foot series of power management ICs from Vishay Siliconix. It serves as a specialized interface between logic controllers and power MOSFETs, enabling efficient energy conversion in compact electronic designs. The part represents a legacy solution within the manufacturer's broader portfolio of gate drivers.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.