Microchip Technology

MIC4468CN

MIC4468CN Description

The MIC4468CN is a low-side gate driver IC designed for a wide range of high-current applications. Manufactured by Microchip Technology, this through-hole mounted device is housed in a 14-pin DIP package. It features four independent drivers, each capable of sourcing and sinking up to 1.2A of peak current. The MIC4468CN operates within a supply voltage range of 4.5V to 18V, making it suitable for various power supply configurations. With a typical rise and fall time of 14ns and 13ns respectively, this IC ensures fast switching capabilities. The operating temperature range is specified from 0°C to 70°C (TA), ensuring reliable performance in standard industrial environments. The logic voltage levels are defined with VIL at 0.8V and VIH at 2.4V, providing compatibility with a variety of digital control signals. The MIC4468CN is classified under ECCN EAR99 and HTSUS 8542.39.0001, and it is unaffected by REACH regulations. Although the product status is marked as obsolete, it remains a reliable choice for existing designs and specific applications requiring its unique features.

MIC4468CN Features

• High Current Capability: Each of the four drivers can handle peak currents of up to 1.2A, both sourcing and sinking, which is essential for driving high-power MOSFETs and IGBTs.
• Wide Operating Voltage Range: The supply voltage range of 4.5V to 18V provides flexibility in power supply design, accommodating different system requirements.
• Fast Switching: With typical rise and fall times of 14ns and 13ns respectively, the MIC4468CN ensures minimal switching losses and high efficiency in power conversion applications.
• Independent Channels: The four drivers operate independently, allowing for versatile control of multiple switching devices in parallel or sequential configurations.
• Robust Thermal Performance: The through-hole mounting type and bulk packaging ensure good thermal dissipation and mechanical stability, enhancing the reliability of the IC in high-current applications.
• Compatibility with Digital Logic: The logic voltage levels of VIL at 0.8V and VIH at 2.4V make the MIC4468CN compatible with various digital control signals, facilitating easy integration into existing systems.

MIC4468CN Applications

The MIC4468CN is ideal for applications requiring high-current gate driving capabilities with fast switching speeds. Some specific use cases include:

• Power Supplies: Driving high-power MOSFETs in DC-DC converters, SMPS (Switched-Mode Power Supplies), and other power supply applications where fast switching and high current handling are critical.
• Motor Control: Controlling the gates of power transistors in motor drivers, ensuring efficient and reliable operation in various motor control systems.
• Industrial Automation: Driving switching devices in industrial control systems, where robustness and high current capability are essential for reliable performance.
• Telecommunications: Used in telecom power systems where fast switching and high current handling are required to maintain system efficiency and reliability.

Conclusion of MIC4468CN

The MIC4468CN is a versatile low-side gate driver IC that offers high current capability, fast switching speeds, and a wide operating voltage range. Its independent channels and compatibility with various digital logic signals make it suitable for a wide range of applications, particularly in power supplies, motor control, and industrial automation. Despite being marked as obsolete, the MIC4468CN remains a reliable choice for existing designs and specific applications where its unique features are required. Its robust thermal performance and through-hole mounting ensure mechanical stability and good thermal dissipation, enhancing its reliability in demanding environments.