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TC426COA

TC426COA Description

The TC426COA from Microchip Technology is a dual low-side gate driver IC designed for high-performance power switching applications. Housed in an 8-SOIC package, this surface-mount device operates over a 4.5V to 18V supply range, making it suitable for a wide variety of power management systems. With independent channels, it provides inverting input logic and delivers peak output currents of 1.5A (source/sink), ensuring robust driving capability for MOSFETs and IGBTs. The TC426COA features a fast rise/fall time of 30ns, enabling efficient high-frequency switching while minimizing power losses. Its 0°C to 70°C operating temperature range and ROHS3 compliance make it an environmentally friendly choice for industrial and consumer applications.

TC426COA Features

• Dual Independent Drivers: Two inverting low-side drivers for flexible circuit design.
• High Output Current: 1.5A peak source/sink current for driving high-capacitance loads.
• Wide Supply Voltage Range: 4.5V to 18V compatibility for diverse power systems.
• Fast Switching: 30ns rise/fall time for efficient high-frequency operation.
• Robust Logic Interface: 0.8V (VIL) and 2.4V (VIH) thresholds for reliable signal interpretation.
• Surface-Mount Package: 8-SOIC for compact PCB integration.
• Reliable Performance: MSL 1 (unlimited) moisture sensitivity and REACH unaffected status.

TC426COA Applications

The TC426COA excels in applications requiring precise gate driving, such as:

• Motor Control Systems: Driving power MOSFETs in brushed/brushless DC motor controllers.
• Switch-Mode Power Supplies (SMPS): Enhancing efficiency in buck/boost converters.
• LED Drivers: Providing high-current drive for high-power LED arrays.
• Industrial Automation: Enabling fast switching in PLCs and solenoid drivers.
• Automotive Electronics: Supporting low-side switching in auxiliary power modules (within its temperature range).

Conclusion of TC426COA

The TC426COA stands out as a versatile, high-performance gate driver with dual-channel flexibility, fast switching, and robust current delivery. Its wide voltage range and compact form factor make it ideal for space-constrained designs, while its reliability and compliance ensure suitability for industrial and consumer applications. Engineers seeking a cost-effective, efficient solution for low-side driving will find the TC426COA a compelling choice.