| Manufacturer | Part Number | Description |
|---|---|---|
| HUAFUQIN | KA7500 | single monolithic chip |
| HUAFUQIN ELECTRONICS | MP9141 | Monolithic step-down switch mode converter |
| HUAFUQIN | ACT4060A | Monolithic Step-down Converter |
| HUAFUQIN ELECTRONICS | HF6250 | Synchronous Buck Converter |
