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| PartNumber | MP2322GQH-P | MP2321GD-Z | MP2321GD-P |
| Description | Switching Voltage Regulators 1A, 22V, Low IQ, Synchronous Step Down Converter | Switching Voltage Regulators 19V, 2A Low IQ High Efficiency COT Step-Down Converter | Switching Voltage Regulators 19V, 2A Low IQ High Efficiency COT Step-Down Converter |
| Manufacturer | Monolithic Power Systems (MPS) | Monolithic Power Systems (MPS) | Monolithic Power Systems (MPS) |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-8 | QFN-14 | QFN-14 |
| Output Voltage | 0.6 V to 12 V | - | - |
| Output Current | 1 A | 2 A | 2 A |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 22 V | 19 V | 19 V |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 3 V | 4 V | 4 V |
| Switching Frequency | 1.25 MHz | Programmable | Programmable |
| Series | MP2322 | MP2321 | MP2321 |
| Packaging | Reel | Reel | - |
| Input Voltage | 3 V to 22 V | 4 V to 19 V | 4 V to 19 V |
| Quiescent Current | 5 uA | 40 uA | 40 uA |
| Type | Synchronous | Step-Down Converter | Step-Down Converter |
| Brand | Monolithic Power Systems (MPS) | Monolithic Power Systems (MPS) | Monolithic Power Systems (MPS) |
| Shutdown | Shutdown | Shutdown | Shutdown |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 500 | 5000 | 500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 3 V | 4 V | 4 V |
| RoHS | - | Y | Y |