L6384

PMIC - Gate Drivers

The L6384 is a high-voltage and high-speed gate driver with advanced features and performance that make it ideal for a variety of power management and control applications. Its high-voltage operations, high-speed switching and low-power consumption capabilities make it an excellent choice for use in high-power industrial and automotive applications. In addition, the L6384 is capable of driving high currents, even at high frequencies, making it suitable for use in a variety of power supply designs.

Application Field

The L6384 offers a variety of features and performance benefits that make it well suited for a variety of applications, such as:

• Automotive applications – The device is capable of operating at both high-voltage and high-frequency conditions, making it ideal for use in a wide range of automotive applications. The device can also be used to control and drive a variety of devices, including solenoids, motors and other high voltage outputs.
• Industrial applications – The L6384 can be used to manage and control a wide range of industrial equipment, including power systems and other high-power applications. Its high-voltage capabilities and switching speed make it well-suited for a variety of high-power industrial applications.
• Power supply design – The L6384 is capable of driving high currents and has a low power consumption feature, making it suitable for use in a variety of power supply designs. The device can be used to manage and control a variety of power supply designs, including local supplies and distributed supplies.
• Control and measurement systems – The L6384 can be used to control a variety of measurement and control systems, including digital input/output and analog input/output functions. Its high-voltage operational capabilities and high-speed switching make it ideal for use in a variety of control systems.

Working Principle

The L6384 functions by utilizing its low voltage drop and fast switching capabilities to control high voltage and power throughout a system. The device contains two MOSFETs, an input MOSFET and an output MOSFET, which are connected in series. The device utilizes a voltage reference and a current source to provide the required gate voltage to the input MOSFET. This voltage is then further inverted using a Schmitt trigger and amplified using the output MOSFET to drive the desired high voltage level. The circuit can also be configured to drive multiple outputs simultaneously by adding a second output MOSFET and adjusting the gate voltage as required.

In addition, the L6384 features several other advanced features, such as over-voltage and under-voltage protection and thermal protection. The over-voltage protection feature protects the device from excessive voltages, while the under-voltage protection feature ensures that the device operates safely within the specified lower voltage limit. The thermal protection feature ensures that the device operates at a safe temperature and prevents any damage due to overheating. Other features, such as short-circuit protection and ESD protection, are also included to ensure the safe and reliable operation of the device.

The L6384 is part of a family of high-voltage and high-speed gate drivers offered by STMicroelectronics and is one of the most advanced devices available. The device provides excellent performance and reliability, making it ideal for use in a variety of power management and control applications. The comprehensive features and performance benefits make it a cost-effective choice for use in a variety of demanding applications.