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| PartNumber | IR3840AMTR1PBF | IR3840AMTRPBF | IR3840 |
| Description | Switching Voltage Regulators 14A SupIRBuck Reg 250-1000kHz, 1.5-21V | Switching Voltage Regulators 14A SupIRBuck Reg 250-1000kHz, 1.5-21V | |
| Manufacturer | Infineon | Infineon | IR |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | IC Chips |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | PQFN-EP-15 | PQFN-EP-15 | - |
| Output Voltage | 0.7 V to 14.4 V | 0.7 V to 14.4 V | - |
| Output Current | 14 A | 14 A | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Input Voltage MAX | 21 V | 21 V | - |
| Topology | Buck | Buck | - |
| Input Voltage MIN | 1.5 V | 1.5 V | - |
| Switching Frequency | 250 kHz to 1 MHz | 250 kHz to 1 MHz | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Packaging | Reel | Reel | - |
| Type | Step Down | Step Down | - |
| Brand | Infineon / IR | Infineon Technologies | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | - |
| Factory Pack Quantity | 750 | 4000 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Tradename | SupIRBuck | SupIRBuck | - |
| Part # Aliases | SP001526586 | SP001527792 | - |