The LM3478MA/NOPB is an integrated circuit (IC) component designed by Texas Instruments. It is a versatile step-down DC-DC converter that operates with an input voltage range of 2.95V to 40V and provides an adjustable output voltage as low as 0.8V. The IC is commonly used in applications where efficient power conversion is required, such as in automotive, industrial, and communication systems.
One of the key features of the LM3478MA/NOPB is its ability to handle high input voltages, making it suitable for use with various power sources. The IC can deliver a maximum output current of 3A, providing ample power for demanding applications. Moreover, it employs a current mode control scheme, which offers excellent line and load regulation, as well as fast transient response.
To ensure efficient power conversion, the IC utilizes a synchronous rectification scheme, reducing power losses and increasing overall efficiency. This design choice allows the LM3478MA/NOPB to achieve up to 95% efficiency, making it highly desirable in energy-conscious applications. Additionally, the IC incorporates a low-current shutdown mode, enabling it to conserve power during standby or idle periods.
The LM3478MA/NOPB also offers a versatile protection feature set to safeguard against potential damage. It includes protection against overcurrent, over-temperature, and overvoltage conditions, ensuring reliable operation in challenging environments
