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| Part Number | TPS54540DDA | TPS54540DDAR | TPS54560DDA | TPS5450DDA | TPS54540BDDA |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Not For New Designs | Not For New Designs | Not For New Designs | Active | Active |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck, Split Rail | Buck, Split Rail | Buck, Split Rail | Buck | Buck, Split Rail |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 4.5V | 4.5V | 4.5V | 5.5V | 4.5V |
| Voltage - Input (Max) | 42V | 42V | 60V | 36V | 42V |
| Voltage - Output (Min/Fixed) | 0.8V | 0.8V | 0.8V | 1.221V | 0.8V |
| Voltage - Output (Max) | 41.1V | 41.1V | 58.8V | 31.32V | 41.1V |
| Current - Output | 5A | 5A | 5A | 5A | 5A |
| Frequency - Switching | 100kHz ~ 2.5MHz | 100kHz ~ 2.5MHz | 100kHz ~ 2.5MHz | 500kHz | 100kHz ~ 2.5MHz |
| Synchronous Rectifier | No | No | No | No | No |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SO PowerPad | 8-SO PowerPad | 8-SO PowerPad | 8-SO PowerPad | 8-SO PowerPad |
