| PartNumber | MCP1643T-I/MC | MCP1643-I/MC | MCP1643-I/MS |
| Description | Switching Voltage Regulators 0.65V-5V input LED Driver | Switching Voltage Regulators 0.65V-5V input LED Driver | Switching Voltage Regulators 0.65V-5V input LED Driver |
| Manufacturer | Microchip | Microchip | Microchip |
| 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-8 | DFN-8 | MSOP-8 |
| Packaging | Reel | Tube | Tube |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 3300 | 150 | 100 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.001319 oz | 0.001319 oz | 0.004938 oz |
| Output Voltage | - | 5 V | 5 V |
| Output Current | - | 1.6 A | 1.6 A |
| Number of Outputs | - | 1 Output | 1 Output |
| Input Voltage MAX | - | 5 V | 5 V |
| Topology | - | Boost | Boost |
| Input Voltage MIN | - | 0.5 V | 0.5 V |
| Switching Frequency | - | 1 MHz | 1 MHz |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Maximum Operating Temperature | - | + 85 C | + 85 C |
| Operating Temperature Range | - | - 40 C to + 85 C | - 40 C to + 85 C |
| Product | - | Switching Regulators | Switching Regulators |
| Type | - | Synchronous Boost Converter | Synchronous Boost Converter |
| Shutdown | - | Shutdown | Shutdown |