| PartNumber | TPS54540BDDA | TPS54540BQDDAQ1 | TPS54540BDDAR |
| Description | Switching Voltage Regulators COMMERCIAL VERSION OF TPS54540BQDDAQ1 | Switching Voltage Regulators ARIES AUTO BQ 5A/42V TPS54540BQDDAQ1 | Switching Voltage Regulators COMMERCIAL VERSION OF TPS54540BQDDAQ1 |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| 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 | HSOIC-8 | SO-PowerPad-8 | HSOIC-8 |
| Output Voltage | 0.8 V to 41.1 V | 0.8 V to 58.8 V | 0.8 V to 41.1 V |
| Output Current | 5 A | 5 A | 5 A |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 42 V | 42 V | 42 V |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 4.5 V | 4.5 V | 4.5 V |
| Switching Frequency | 100 kHz to 2.5 MHz | 100 kHz to 2.5 MHz | 100 kHz to 2.5 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 150 C | + 125 C | + 150 C |
| Series | TPS54540B | TPS54540B-Q1 | TPS54540B |
| Packaging | Tube | Tube | Reel |
| Input Voltage | 4.5 V to 42 V | 4.5 V to 42 V | 4.5 V to 42 V |
| Type | DC/DC Converter | Step-Down DC-DC Converter | DC/DC Converter |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Shutdown | Shutdown | Shutdown | Shutdown |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Current | 146 uA | - | 146 uA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 75 | 75 | 2500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Qualification | - | AEC-Q100 | - |
| Operating Temperature Range | - | - 40 C to + 125 C | - |
| Quiescent Current | - | 146 uA | - |
| Development Kit | - | TPS54540-Q1EVM-593 | - |
| Unit Weight | - | 0.003471 oz | - |