LM3224MMX-ADJ/NOPB

PMIC - Voltage Regulators - DC DC Switching Regulators

The LM3224MMX-ADJ/NOPB is a dual-regulated buck converter designed to provide high efficiency power conversion from a 3.6V to 1.2V and a 3.6V to 5.5V input voltage ranges and is often used in applications such as notebook computers and handsets. The device is rated for 15V input voltage, 5A maximum output current, and up to 3MHz switching frequency. The LM3224MMX-ADJ/NOPB features a high-switching frequency, wide input voltage range, and low shutdown current consumption, making it ideal for low-power applications.

The LM3224MMX-ADJ/NOPB is a current-mode synchronous-rectified buck regulator that operates at a fixed frequency of up to 3MHz and is able to provide an output voltage accuracy of ±1%. It uses a control architecture that delivers high efficiency and low output noise over the full load range. The device includes overvoltage protection and adjustable current limit protection. It also includes a skip mode to reduce power dissipation in light load operations.

The LM3224MMX-ADJ/NOPB uses a synchronous rectifier along with a current-mode control for power regulation. It is designed for a 3.6V to 1.2V input voltage range with a minimum output voltage of 0.77V and a maximum of 5.5V. The device supports a maximum output current of 5A, with output current up to 60mA. The LM3224MMX-ADJ/NOPB features an adjustable switching frequency from 500kHz to 3MHz, making it suitable for high speed applications. The device also features an adjustable soft start time for a smooth transition from no-load to full-load conditions. The device also features overvoltage protection, adjustable ripple filter, and adjustable current limit protection.

The LM3224MMX-ADJ/NOPB can be used to provide a power supply for notebook computers, PDAs, cell phones, and other portable electronic devices. It is suitable for a wide range of applications including voltage tracking, voltage stepping, and local buck-boost powering. In addition, it is suitable for charging applications, LED display backlighting, and industrial motor drives. The LM3224MMX-ADJ/NOPB is also well suited for applications that require a wide input voltage range and high switching frequency.

In summary, the LM3224MMX-ADJ/NOPB is a dual-regulated buck converter designed to provide high efficiency power conversion from a 3.6V to 1.2V and a 3.6V to 5.5V input voltage ranges. It features a high switching frequency of up to 3MHz and efficiency ratings up to 94%. The device includes adjustable parameters such as switching frequency, soft start, overvoltage protection, and adjustable current limit protection, making it well suited for a wide range of applications.