NCP81155MNTXG

Power Management Integrated Circuit (PMIC) gate drivers are specialized integrated circuits used for controlling power entry and exit in electrical systems. The NCP81155MNTXG is a high current, dual high-side gate driver with integrated high-side MOSFET and low-side MOSFET transistors, providing low-loss, high switching speed and high EMI immunity. It is used in applications such as white goods and industrial drives, lighting and low power consumer, automotive, audio and medical.

The NCP81155MNTXG is a three-phase gate driver with linear current detection circuitry. It provides dual high-side and low-side drive outputs that can be independently programmed to drive different gate voltages. The device has a load detection circuit, which is used to detect the load power state and output current levels in order to accurately set the correct gate voltage level for the target device. The device also has an internal temperature sensor for improved protection in power switching applications.

The NCP81155MNTXG is designed for applications requiring high drive current, including motor control drives and lighting control applications. The low RDS(on) integrated MOSFETs and high-side driver architecture help in achieving high power efficiency and reduce power losses. The integrated load detection circuit ensures that the high-side and low-side gate voltage accurately follow the load and improve thermal performance. The device also provides an internal temperature sensor which is used to detect temperature variations and protect against thermal overload.

The NCP81155MNTXG provides an array of protection features. It has a slew rate control feature that reduces noise on the output and allows for optimal power conversion. The device also has an under-voltage lockout, over-voltage lockout and over-temperature protection features. The integrated current limit protection prevents any potential damage to the load and optimizes the switch on/off time. The device has an adjustable dead-time providing flexibility in the control and improving EMI performance.

Overall, the NCP81155MNTXG is an ideal choice for applications requiring high-speed, low-loss and modular power switching. It provides an integrated MOSFETs, high side and low side drive outputs, linear current detection circuitry, an array of protection features, adjustable speed slew rate control and an optional temperature sensor. These features enable efficient and reliable operation in industrial, automotive, lighting and a variety of other applications.