TPS40490MHRHDT
IC REG CTRLR BUCK 28QFNManufacturer: Texas Instruments
Categories: DC DC Switching Controllers
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Texas Instruments TPS40490MHRHDT is a high-performance, synchronous buck controller designed for demanding power conversion applications. This device offers a wide input voltage range from 6V to 60V, making it suitable for a variety of industrial and automotive power systems. Featuring a flexible switching frequency range from 100kHz to 5.4MHz, the TPS40490MHRHDT enables optimized designs for efficiency and component size. Key control features include adjustable current limit, dead time control, enable, frequency control, power good signal, and soft start for robust operation and precise power sequencing. The controller supports a single positive output with a transistor driver output stage and a synchronous rectifier for high efficiency. Its 28-VQFN (5x5) package with an exposed pad ensures excellent thermal performance for surface mount applications. This component is widely adopted in sectors such as industrial automation, telecommunications, and automotive electronics.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 28-VFQFN Exposed Pad |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Down |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Output Configuration | Positive |
| Frequency - Switching | 100kHz ~ 5.4MHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 6V ~ 60V |
| Supplier Device Package | 28-VQFN (5x5) |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | - |
| Clock Sync | Yes |
| Number of Outputs | 1 |
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