Monolithic Power Systems

MP1921HQ-A-LF-P  

Gate Drivers ICs

MP1921HQ-A-LF-P Description

The MP1921HQ-A-LF-P is a high-performance half-bridge gate driver IC designed by Monolithic Power Systems Inc. This device is specifically engineered to provide robust and efficient control for power MOSFETs in a wide range of applications. The MP1921HQ-A-LF-P features independent channels, capable of driving two power MOSFETs with a peak output current of 2.5A for both sourcing and sinking. It operates within a supply voltage range of 9V to 18V and supports a high-side voltage of up to 120V with a bootstrap configuration.

MP1921HQ-A-LF-P Features

• Independent Channel Type: The MP1921HQ-A-LF-P offers independent control over two channels, allowing for precise and flexible gate driving in complex power systems.
• High Current Capability: With a peak output current of 2.5A for both source and sink, this IC can drive high-power MOSFETs efficiently, ensuring reliable operation even under demanding conditions.
• Wide Supply Voltage Range: The device operates within a supply voltage range of 9V to 18V, making it suitable for various power supply configurations.
• High-Side Voltage Capability: The high-side voltage capability of up to 120V with a bootstrap configuration ensures compatibility with high-voltage applications.
• Fast Rise and Fall Times: The typical rise and fall times of 12ns and 9ns respectively enable high-frequency switching, reducing switching losses and improving overall system efficiency.
• Low Logic Voltage Requirements: Logic voltage levels of VIL 1V and VIH 2.4V ensure compatibility with low-voltage control circuits, facilitating integration with modern microcontrollers and digital signal processors.
• Surface Mount Packaging: The MP1921HQ-A-LF-P is available in a surface mount package, specifically in a Tape & Reel (TR) format, which is ideal for automated assembly processes.
• Compliance and Reliability: The device is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. Additionally, its Moisture Sensitivity Level (MSL) is 1 (Unlimited), making it suitable for a wide range of manufacturing environments.

MP1921HQ-A-LF-P Applications

The MP1921HQ-A-LF-P is ideal for applications requiring high efficiency and reliability in power conversion and control. Key applications include:

• DC-DC Converters: The high current capability and fast switching times make this IC suitable for high-efficiency DC-DC converters, where precise gate control is essential for minimizing losses.
• Motor Drives: The independent channel control and high-side voltage capability are beneficial for driving motors in various industrial and automotive applications.
• Power Supplies: The wide supply voltage range and compatibility with low-voltage control circuits make it a versatile choice for power supplies in consumer electronics and industrial equipment.
• Renewable Energy Systems: The MP1921HQ-A-LF-P can be used in inverters and converters for solar and wind power systems, where high efficiency and reliability are critical.

Conclusion of MP1921HQ-A-LF-P

The MP1921HQ-A-LF-P from Monolithic Power Systems Inc. stands out as a high-performance gate driver IC, offering a combination of robust features and flexibility. Its independent channel control, high current capability, and wide supply voltage range make it suitable for a variety of applications, from DC-DC converters to renewable energy systems. The fast rise and fall times, along with low logic voltage requirements, ensure efficient operation and compatibility with modern control circuits. With its surface mount packaging and compliance with environmental regulations, the MP1921HQ-A-LF-P is an excellent choice for designers seeking a reliable and efficient gate driver solution.

MP1921HQ-A-LF-P Documents

Download datasheets and manufacturer documentation for MP1921HQ-A-LF-P

Datasheets :

MP1921A      

Environmental Information :

MonolithicPower Systems Environmental Compliance Declaration