LM5109AMAX/NOPB Integrated Circuits (ICs)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The LM5109AMAX/NOPB is a monolithic half-bridge power IC which can be used in a number of applications that require high-performance power switching. It is a highly integrated, high voltage, and high frequency device that combines a half-bridge gate driver circuit and two high side switches in one package. The device is designed to drive an external N-channel MOSFET or an IGBT to provide high-side and low-side power switching.

As a part of the PMIC – Gate Drivers family, some of the key features of the LM5109AMAX/NOPB include a maximum operating voltage of 30V, a breakdown voltage of 80V, a maximum switching frequency of 2.5MHz, a maximum output current of 5A, and an integrated N-channel MOSFET control circuit. The device also features a low quiescent current of 35mA, an integrated protection circuit to prevent over-voltage and over-current, and a low internal series resistance of 18mΩ. Additionally, the device includes two independent current limit circuits, a voltage feedback circuit, and a shutdown mode.

The LM5109AMAX/NOPB is unique because of its ability to drive multiple input power supplies, such as batteries, flyback converters, and switching dc-dc converters. This enables the device to be used in a variety of applications ranging from motor control, power supply design, automotive, and industrial. Additionally, the device can be used in a number of applications which require high performance power switching, such as solar panel controllers, AC phase shifters, Uninterrupted Power Supplies (UPSs), and audio amplifiers.

The LM5109AMAX/NOPB works using a half-bridge gate driver circuit. It consists of two independent high side drivers, which allow it to drive two MOSFETs, one in series and one in parallel. The drivers are capable of switching up to 5A of peak current with a fast rise and fall time of less than 10ns, while still maintaining a low quiescent current consumption. The half-bridge driver also features an integrated current sensing circuit, which allows it to sense and detect over-current conditions.

The LM5109AMAX/NOPB is controlled by a voltage feedback circuit, which allows it to monitor the input supply voltage and control the duty cycle of the half-bridge driver. The voltage feedback circuit can be set to any desired threshold, which enables it to be used with a range of input supply voltages. Additionally, the device\'s shutdown mode allows it to be disabled when not in use, reducing power consumption and eliminating the need for external components.

Overall, the LM5109AMAX/NOPB is a versatile and highly efficient device which can be used in a number of applications which require high-performance power switching. Its ability to drive multiple input power supplies, combined with its integrated protection circuits, enable it to be a reliable and cost-effective solution for many applications. This makes it an ideal choice for designers who need an economical and efficient power switching device.

The specific data is subject to PDF, and the above content is for reference