MAX4426CSA+T

Overview

The MAX4426CSA+T is a dual high-speed MOSFET gate driver manufactured by Analog Devices Inc. under the Maxim Integrated brand. It features two low-side drivers capable of sourcing and sinking 1.5A of output current. The device operates within a supply voltage range of 4.5V to 18V and accepts CMOS or TTL logic inputs. It is housed in an 8-pin SOIC package with a maximum power dissipation of 471mW. The unit supports rise and fall times of 30ns, ensuring rapid switching performance for power management applications.

Feature Summary

• Dual low-side configuration providing independent control for two MOSFETs
• High peak output current capability of 1.5A per channel
• Compatible with standard CMOS and TTL logic input levels
• Fast switching characteristics with 30ns rise and fall times

Applications

• DC-DC converter synchronous rectification
• Motor drive gate driving circuits
• Power supply controller output stages
• Battery management system switching elements

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm tape-and-reel packaging versus tube distribution. Confirm RoHS compliance status through the latest datasheet revision. Ensure the ordering part number matches the exact temperature grade and package variant required for the target application environment.

Selection Notes

Select this component when dual low-side driving is required with moderate current demands up to 1.5A. Consider the 4.5V minimum supply voltage constraint for low-voltage systems. Evaluate thermal performance given the 471mW power dissipation limit in the SOIC-8 package. Verify logic compatibility with the controlling microcontroller or PWM generator.

Part Context

This part belongs to the MAX4426 series of high-speed gate drivers designed for efficient power switching. It serves as a critical interface between low-power control logic and high-power MOSFET switches. The device simplifies circuit design by integrating necessary drive strength into a compact surface-mount package suitable for dense PCB layouts.

Replacement Considerations

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