Here is the English description of the FDC6330L chip:
The FDC6330L is a step-down DC/DC controller from Fairchild Semiconductor.
Key Features:
Common Applications:
Benefits include highly integrated design that simplifies implementation of adjustable voltage regulation across a wide input range. Small TSSOP package fits in tight spaces.
Well-suited for portable equipment, distributed power architectures, industrial systems needing point-of-load regulation in a small footprint.
In summary, the FDC6330L integrates all required components for adjustable regulation in a compact design optimized for integration.