Product Overview: LTC4444EMS8E-5#PBF

The LTC4444EMS8E-5#PBF from Linear Technology is a high-speed, high-side, N-channel MOSFET driver that operates up to a 75V supply. Designed to complement low-side driver circuits, this driver is capable of driving a high-side N-channel power MOSFET in a synchronous buck or boost converter, as well as other high-side applications.

Key Features

• Voltage Range: The product operates over a wide voltage range, with a supply voltage up to 75V, making it suitable for various applications that require high voltage operation.
• Adaptive Shoot-Through Protection: To prevent potentially damaging shoot-through currents, the LTC4444EMS8E-5#PBF includes an adaptive shoot-through protection mechanism.
• Powerful Drive Capability: This driver has a strong gate drive capability, with 2.4A pull-up and 2.6A pull-down currents, ensuring fast switching of the connected MOSFET.
• Under-Voltage Lockout (UVLO): An under-voltage lockout feature ensures that the driver operates only when the supply voltage is above a certain threshold, protecting the MOSFET from insufficient gate voltage.
• Extended Temperature Range: The device is designed to operate over an industrial temperature range from -40°C to 125°C, ensuring reliable performance in harsh environments.

Applications

The LTC4444EMS8E-5#PBF is suitable for a variety of high-side driving applications, including:

• Synchronous Buck Converters
• Boost Converters
• Active Clamp Forward Converters
• Full-Bridge Converters
• Class-D Audio Amplifiers

Package and Quality

This driver is housed in an MSOP-8 package, which is compact and suitable for space-constrained applications. The LTC4444EMS8E-5#PBF is RoHS compliant and follows strict quality standards, ensuring a reliable solution for driving high-side N-channel power MOSFETs.