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MIC4428BN

MIC4428BN Description

The MIC4428BN is a low-side gate driver IC designed by Microchip Technology, a leading manufacturer in the electronics industry. This through-hole mounted device is housed in a bulk package and features two independent drivers. It operates within a supply voltage range of 4.5V to 18V and is capable of delivering a peak output current of 1.5A for both sourcing and sinking. The MIC4428BN is designed to provide efficient and reliable performance in power management applications, making it an ideal choice for various electronic systems.

MIC4428BN Features

• Independent Channel Type: The MIC4428BN features two independent channels, allowing for versatile control and flexibility in circuit design.
• High Current Capability: With a peak output current of 1.5A for both sourcing and sinking, the MIC4428BN can drive high-power loads efficiently.
• Wide Supply Voltage Range: The device operates within a supply voltage range of 4.5V to 18V, making it suitable for a variety of power supply configurations.
• Fast Rise and Fall Times: The typical rise and fall times of 20ns and 29ns, respectively, ensure rapid switching and minimal switching losses.
• Low-Side Configuration: The low-side gate driver design allows for efficient switching and control of power MOSFETs.
• Logic Voltage Compatibility: The MIC4428BN supports logic voltage levels of VIL = 0.8V and VIH = 2.4V, ensuring compatibility with a wide range of digital control signals.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the MIC4428BN is suitable for use in environments with varying humidity levels.
• REACH Compliance: The device is REACH unaffected, ensuring compliance with environmental and safety regulations.

MIC4428BN Applications

The MIC4428BN is well-suited for a variety of applications where efficient power management and reliable gate driving are critical. Some specific use cases include:

• Power Supply Circuits: Ideal for driving power MOSFETs in DC-DC converters, voltage regulators, and other power supply applications.
• Motor Control: Can be used to drive MOSFETs in motor control circuits, providing precise control and efficient power delivery.
• Industrial Automation: Suitable for industrial applications requiring robust power management and gate driving capabilities.
• Telecommunications: Ideal for use in telecom equipment where reliable power management is essential.

Conclusion of MIC4428BN

The MIC4428BN by Microchip Technology is a robust and versatile low-side gate driver IC designed for efficient power management. Its high current capability, wide supply voltage range, and fast switching times make it an excellent choice for a variety of applications. The independent channel design and logic voltage compatibility further enhance its versatility. Despite being an obsolete product, the MIC4428BN remains a reliable option for engineers and designers looking for a high-performance gate driver solution.