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| PartNumber | LT8551EUKG#TRPBF | LT8551IUKG#TRPBF | LT8551IUKG#PBF |
| Description | Switching Voltage Regulators 4-Phase DC/DC Expander | Switching Voltage Regulators 4-Phase DC/DC Expander | Switching Voltage Regulators 4-Phase DC/DC Expander |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| 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 | PQFN-52 | PQFN-52 | QFN-52 |
| Output Voltage | 80 V | 80 V | 80 V |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 80 V | 80 V | 80 V |
| Topology | Boost | Boost | Boost |
| Input Voltage MIN | 3.6 V | 3.6 V | 3.6 V |
| Switching Frequency | 100 kHz to 1000 kHz | 100 kHz to 1000 kHz | 100 kHz to 1000 kHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Packaging | Reel | Reel | Tube |
| Type | Multiphase Boost DC-DC Converter | Multiphase Boost DC-DC Converter | Multiphase Boost DC-DC Converter |
| Brand | Analog Devices | Analog Devices | Analog Devices |
| Shutdown | Shutdown | Shutdown | Shutdown |
| Load Regulation | 1 mV | 1 mV | 1 mV |
| Operating Supply Current | 800 uA | 800 uA | 800 uA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 2000 | 2000 | 45 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Quiescent Current | - | - | 2 uA |