NCP81039MNTWG
IC REG CTRLR BUCK 20QFNManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi NCP81039MNTWG is a versatile single-phase, synchronous buck controller designed for efficient step-down DC-DC conversion. This device operates with an input voltage range of 3.3V to 28V and offers selectable switching frequencies of 300kHz, 400kHz, or 600kHz. Key control features include Enable, Frequency Control, and Power Good signaling. The NCP81039MNTWG is packaged in a 20-QFN (3x3) with an exposed pad, suitable for surface mount applications. Its positive output configuration and integrated synchronous rectification contribute to high efficiency in demanding power management applications. This component is commonly utilized in industrial, computing, and consumer electronics sectors.
Additional Information
Series: -RoHS Status: unknownManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)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 ~ 100°C (TA) |
| Output Configuration | Positive |
| Frequency - Switching | 300kHz, 400kHz, 600kHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 3.3V ~ 28V |
| Supplier Device Package | 20-QFN (3x3) |
| Synchronous Rectifier | Yes |
| Control Features | Enable, Frequency Control, Power Good |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | - |
| Clock Sync | No |
| Number of Outputs | 1 |
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