| PartNumber | XCL221B251ER-G | XCL221B221ER-G | XCL221B281ER-G |
| Description | Switching Voltage Regulators 0.5A Inductor Built-in Step-Down micro DC/DC Converters | Switching Voltage Regulators 0.5A Inductor Built-in Step-Down micro DC/DC Converters | Switching Voltage Regulators 0.5A Inductor Built-in Step-Down micro DC/DC Converters |
| Manufacturer | Torex Semiconductor | Torex Semiconductor | Torex Semiconductor |
| 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 | CL-2025-8 | CL-2025-8 | CL-2025-8 |
| Output Voltage | 2.5 V | 2.2 V | 2.8 V |
| Output Current | 500 mA | 500 mA | 500 mA |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 5.5 V | 5.5 V | 5.5 V |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 2.5 V | 2.5 V | 2.5 V |
| Switching Frequency | 1.2 MHz | 1.2 MHz | 1.2 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Packaging | Reel | Reel | Reel |
| Input Voltage | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V |
| Operating Temperature Range | - 40 C to + 105 C | - 40 C to + 105 C | - 40 C to + 105 C |
| Quiescent Current | 250 uA | 250 uA | 250 uA |
| Type | Synchronous Step Down Micro DC/DC Converter | Synchronous Step Down Micro DC/DC Converter | Synchronous Step Down Micro DC/DC Converter |
| Brand | Torex Semiconductor | Torex Semiconductor | Torex Semiconductor |
| Shutdown | Shutdown | Shutdown | Shutdown |
| Operating Supply Current | 250 uA | 250 uA | 250 uA |
| 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 |
| Supply Voltage Min | 2.5 V | 2.5 V | 2.5 V |