UM3503QA is Low Profile Power Module manufactured by Union Semiconductor.
| Part Number | Description |
|---|---|
| UM3500 | Synchronous Step-Down DC-DC Converter |
| UM3501 | Synchronous Step-Down DC-DC Converter |
| UM3502QA | Synchronous Step-Down Converter |
| UM3506QA | Synchronous Step-Down Converter |
| UM3510 | Synchronous Step-Down DC-DC Converter |
The UM3503QA is a plete 1A, DC/DC step-down power supply intended for low-power applications. It is capable of delivering 1A output current over a wide input voltage range from 2.5V to 5.5V. Switching regulator, inductor and input/output capacitors are integrated into a tiny 4mm×4mm×1.05mm QFN package.
