Microchip Technology

MIC4421AYN  

Gate Drivers ICs

MIC4421AYN Description

The MIC4421AYN is a high-performance, low-side gate driver IC designed by Microchip Technology. This device is specifically engineered to provide robust and efficient control for power management applications. It features a single-channel, inverting input type with a peak output current capability of 9A for both sourcing and sinking. The IC operates within a wide supply voltage range of 4.5V to 18V, making it versatile for various power supply requirements.

The MIC4421AYN is housed in a through-hole 8DIP package, which is ideal for applications requiring high reliability and ease of integration. The device is compliant with REACH and ROHS3 standards, ensuring it meets environmental and safety regulations. Additionally, it has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to ambient conditions without the need for special handling.

MIC4421AYN Features

• High Current Capability: The MIC4421AYN can source and sink up to 9A, making it suitable for driving high-power MOSFETs and other power devices.
• Wide Supply Voltage Range: Operating from 4.5V to 18V, this IC is adaptable to a variety of power supply configurations.
• Fast Switching: With typical rise and fall times of 20ns and 24ns respectively, the MIC4421AYN ensures rapid and efficient switching, minimizing power loss and improving overall system performance.
• Inverting Input Type: The inverting input type simplifies the control circuitry, reducing the need for additional components and lowering overall system complexity.
• Compliance and Reliability: The device is REACH unaffected and ROHS3 compliant, ensuring it meets stringent environmental and safety standards. The MSL rating of 1 further enhances its reliability and ease of use.
• Packaging: The through-hole 8DIP package provides a robust and reliable mounting solution, suitable for a wide range of industrial and commercial applications.

MIC4421AYN Applications

The MIC4421AYN is ideal for applications requiring efficient power management and high current switching. Some specific use cases include:

• Power Supplies: Ideal for driving MOSFETs in DC-DC converters, voltage regulators, and other power supply applications where high current and fast switching are critical.
• Motor Control: Suitable for driving the gates of power MOSFETs in motor control circuits, enabling precise control and efficient power delivery.
• Industrial Equipment: The robust through-hole package and wide operating voltage range make it suitable for industrial applications where reliability and versatility are paramount.
• Automotive Systems: The high current capability and fast switching times make the MIC4421AYN suitable for automotive applications, such as electronic control units (ECUs) and powertrain systems.

Conclusion of MIC4421AYN

The MIC4421AYN from Microchip Technology is a versatile and high-performance gate driver IC designed for demanding power management applications. Its high current capability, wide supply voltage range, and fast switching times make it an ideal choice for driving power MOSFETs and other high-power devices. The through-hole 8DIP package ensures reliable mounting and integration, while compliance with REACH and ROHS3 standards guarantees environmental and safety compliance. The MIC4421AYN stands out for its robustness, versatility, and efficiency, making it a preferred choice for engineers and designers in the electronics industry.

MIC4421AYN Documents

Download datasheets and manufacturer documentation for MIC4421AYN

PCN Assembly/Origin :

Final Test Site 29/May/2023      

Datasheets :

MIC4421A/4422A      

PCN Packaging :

Packing Changes 10/Oct/2016      

HTML Datasheet :

MIC4421A/4422A      

PCN Design/Specification :

MIC4421A/4422A 19/Mar/2021      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH