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| PartNumber | NB634EL-LF-Z | NB634EL-LF-P | NB634EL-LF |
| Description | Switching Voltage Regulators High Eff 5A,24V Sync Step-Down Converter | Switching Voltage Regulators High Eff 5A,24V Sync Step-Down Converter | |
| Manufacturer | Monolithic Power Systems (MPS) | Monolithic Power Systems (MPS) | Monolithic Power Systems Inc. |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | QFN-14 | QFN-14 | - |
| Topology | Buck | Buck | Buck |
| Series | NB634 | NB634 | - |
| Packaging | Reel | Reel | Tape & Reel (TR) Alternate Packaging |
| Product | Voltage Regulators | Voltage Regulators | - |
| Type | Synchronous Step-Down Converter | Synchronous Step-Down Converter | - |
| Brand | Monolithic Power Systems (MPS) | Monolithic Power Systems (MPS) | - |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | - |
| Factory Pack Quantity | 5000 | 500 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.001136 oz | 0.001136 oz | - |
| Package Case | - | - | 14-VFDFN Exposed Pad |
| Operating Temperature | - | - | -20°C ~ 85°C (TA) |
| Mounting Type | - | - | Surface Mount |
| Output Type | - | - | Adjustable |
| Function | - | - | Step-Down |
| Supplier Device Package | - | - | 14-QFN (3x4) |
| Number of Outputs | - | - | 1 |
| Frequency Switching | - | - | 500kHz |
| Current Output | - | - | 5A |
| Output Configuration | - | - | Positive |
| Voltage Output Min Fixed | - | - | 0.8V |
| Voltage Output Max | - | - | 21.6V |
| Synchronous Rectifier | - | - | Yes |
| Voltage Input Min | - | - | 4.5V |
| Voltage Input Max | - | - | 24V |