Description: High-Voltage, High-Current Switching Regulator
Features:
Wide Input Voltage Range: Up to 40V
High Output Current: Up to 3A
Low Dropout Voltage: 0.2V at 3A
Low Quiescent Current: 10μA
Thermal Shutdown Protection
Short-Circuit Protection
Over-Voltage Protection
Under-Voltage Lockout
Adjustable Output Voltage
High Efficiency
Low Profile, Surface Mount Package

Application: The LM3578 is a high-voltage, high-current switching regulator designed to provide up to 3A of output current. It is ideal for use in automotive, industrial, and consumer applications where high efficiency and low noise are required. It can be used to power a wide variety of loads, including LEDs, motors, and other high-current devices.
(For reference only)
https://www.utsource.net/itm/p/89291.html