NCP81231MNTXG
IC REG CTLR USB-PD 32QFNManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi NCP81231MNTXG is a highly efficient DC-DC controller IC featuring a buck topology for step-down voltage conversion. This device supports USB Power Delivery (USB-PD) 3.0 with an I2C serial interface for control and configuration. It operates with a wide input voltage range of 4.5V to 28V and offers adjustable switching frequencies between 150kHz and 1.2MHz, configurable via I2C. The NCP81231MNTXG boasts a 100% maximum duty cycle and includes robust control features such as current limiting and enable functionality. Designed for surface mounting, it is housed in a 32-QFN (5x5) exposed pad package, suitable for demanding applications in consumer electronics, computing, and industrial power management. The inclusion of a synchronous rectifier enhances overall power efficiency.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: 21 week(s)Product Status: Not For New DesignsPackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 32-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 | 150kHz ~ 1.2MHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 28V |
| Supplier Device Package | 32-QFN (5x5) |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Enable |
| Serial Interfaces | I2C |
| Output Phases | 1 |
| Duty Cycle (Max) | 100% |
| Clock Sync | No |
| Number of Outputs | 1 |