TPS40074RHLR
IC REG CTRLR BUCK 20VQFNManufacturer: Texas Instruments
Categories: DC DC Switching Controllers
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The Texas Instruments TPS40074RHLR is a highly efficient, advanced buck (step-down) DC-DC controller designed for demanding power conversion applications. This transitor driver output device operates with a wide input voltage range of 4.5V to 28V, supporting a maximum duty cycle of 95%. It features a flexible switching frequency up to 1MHz, allowing for optimized component selection and power density. Key control features include current limit, enable, frequency control, power good, and soft start for robust system management. The TPS40074RHLR integrates a synchronous rectifier, enhancing overall efficiency. Its 20-VQFN (3.5x4.5) exposed pad package facilitates surface mounting and effective thermal management. This component is commonly utilized in industrial power supplies, automotive systems, and high-performance computing.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: 12 week(s)Product Status: Last Time BuyPackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 20-VFQFN Exposed Pad |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Down |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Output Configuration | Positive |
| Frequency - Switching | Up to 1MHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 28V |
| Supplier Device Package | 20-VQFN (3.5x4.5) |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Soft Start |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | 95% |
| Clock Sync | Yes |
| Number of Outputs | 1 |
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