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| PartNumber | LTC3649IFE#TRPBF | LTC3649IUFD#PBF | LTC3649IFE#PBF |
| Description | Switching Voltage Regulators 60V, 4A Synchronous Step-Down Regulator with Rail-to-Rail Programmable Output | Switching Voltage Regulators 60V, 4A Synchronous Step-Down Regulator with Rail-to-Rail Programmable Output | Switching Voltage Regulators 60V, 4A Synchronous Step-Down Regulator with Rail-to-Rail Programmable Output |
| 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 | TSSOP-28 | QFN-28 | TSSOP-28 |
| Output Voltage | 0 V to 14.5 V | 0 V to 14.5 V | 0 V to 59.5 V |
| Output Current | 4 A | 4 A | 4 A |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 60 V | 60 V | 60 V |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 3.1 V | 3.1 V | 3.1 V |
| Switching Frequency | 3 MHz | 3 MHz | 3 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Series | LTC3649 | LTC3649 | LTC3649 |
| Packaging | Reel | Tube | Tube |
| Input Voltage | 3.1 V to 60 V | 3.1 V to 60 V | 24 V |
| Quiescent Current | 440 uA | 440 uA | 440 uA |
| Type | Switching Regulator | Switching Regulator | Synchronous Monolithic Step-Down Regulator |
| Brand | Analog Devices / Linear Technology | Analog Devices / Linear Technology | Analog Devices / Linear Technology |
| Shutdown | Shutdown | Shutdown | Shutdown |
| Development Kit | DC2113A | DC2113A | DC2113A |
| Operating Supply Current | 0.44 mA | 0.44 mA | 0.44 mA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 2000 | 73 | 50 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 3.1 V | 3.1 V | - |
| Unit Weight | - | 0.009630 oz | 0.017284 oz |
| Operating Temperature Range | - | - | - 40 C to + 125 C |
| Load Regulation | - | - | 0.1 % |