| PartNumber | ST1S03PUR | ST1S03PMR | ST1S03APUR |
| Description | Switching Voltage Regulators 3-16V STEP DOWN | Switching Voltage Regulators 3 to 16V Step-Down | Switching Voltage Regulators 1.5A 1.5 MHz Adj |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | DFN-6 | VFQFPN-6 | DFN-6 |
| Output Voltage | Adjustable | - | 7 V |
| Output Current | 1.5 A | - | 1.5 A |
| Number of Outputs | 1 Output | - | 1 Output |
| Input Voltage MAX | 16 V | - | 5.5 V |
| Topology | Buck | Buck | - |
| Switching Frequency | 1.5 MHz | - | 1.5 MHz |
| Series | ST1S03 | ST1S03 | ST1S03 |
| Packaging | Reel | Reel | Reel |
| Type | Synchronous Buck Regulator | Charge Pump | Voltage Converter |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 3000 | 3000 | 3000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.000744 oz | - | 0.000744 oz |