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| PartNumber | TPS54540DDAR | TPS54540DDA | TPS54540DDARE4 |
| Description | Switching Voltage Regulators 42V,5A,SD DC-DC Converter | Switching Voltage Regulators 42V,5A,SD DC-DC Converter | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SO-PowerPad-8 | SO-PowerPad-8 | - |
| Output Voltage | 0.8 V to 41.1 V | 0.8 V to 41.1 V | - |
| Output Current | 5 A | 5 A | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Input Voltage MAX | 42 V | 42 V | - |
| Topology | Buck | Buck | - |
| Input Voltage MIN | 4.5 V | 4.5 V | - |
| Switching Frequency | 100 kHz to 2.5 MHz | 100 kHz to 2.5 MHz | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Series | TPS54540 | TPS54540 | - |
| Packaging | Reel | Tube | - |
| Input Voltage | 4.5 V to 42 V | 4.5 V to 42 V | - |
| Operating Temperature Range | - 40 C to + 125 C | - 40 C to + 125 C | - |
| Product | Voltage Regulators | Voltage Regulators | - |
| Type | Step Down Converter | Step Down Converter | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Development Kit | TPS54540EVM-558 | TPS54540EVM-558 | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | - |
| Factory Pack Quantity | 2500 | 75 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.002490 oz | 0.002490 oz | - |