ON Semiconductor NCP5203MNR2 High-Efficiency Dual MOSFET Driver

The ON Semiconductor NCP5203MNR2 is a high-performance dual MOSFET driver designed to accommodate a wide range of power management applications. This versatile driver is optimized to drive two N-channel power MOSFETs in a synchronous buck converter topology, making it an ideal choice for computing and telecom power systems where efficiency and reliability are critical.

Key Features

• High Peak Output Drive Current: The NCP5203MNR2 offers a robust peak output drive current of up to 2A, enabling the rapid charging and discharging of gate capacitance for fast switching transitions.
• Adaptive Non-Overlap Protection: Integrated adaptive non-overlapping circuitry ensures that both high-side and low-side MOSFETs are not conducting simultaneously, preventing shoot-through and enhancing system safety and efficiency.
• Wide Supply Voltage Range: With an operating range from 5V to 12V, this driver is flexible enough to be used in a variety of circuits without the need for additional voltage regulation components.
• Tri-State PWM Input: The tri-state PWM input feature allows for easy interfacing with modern microcontrollers and PWM controllers, providing a seamless integration into complex systems.
• Under-Voltage Lockout (UVLO): The built-in UVLO function ensures that the driver operates only when the supply voltage is sufficient, protecting the device and the system from low-voltage conditions.
• Thermal Shutdown: Enhanced thermal management is achieved through the thermal shutdown feature, which prevents the device from overheating during high-power or high-temperature operation.

Applications

The NCP5203MNR2 is particularly suited for high-efficiency power conversion in computing systems such as servers and desktops, as well as in telecommunications equipment. Its robust design also makes it applicable for use in DC-DC converters, VRMs (Voltage Regulator Modules), and point-of-load (POL) applications where space is at a premium and performance is non-negotiable.

Package and Availability

The ON Semiconductor NCP5203MNR2 is offered in a compact QFN-32 package, providing a space-saving solution without compromising on power and thermal performance. This product is available through various distributors and is supported by ON Semiconductor's global supply chain and technical support network.