NCP81239MNTXG
IC REG CTRLR BCK/BOOST I2C 32QFNManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi NCP81239MNTXG is a versatile DC-DC controller IC designed for efficient power conversion. This device supports both buck and boost topologies, enabling step-up and step-down voltage regulation with a single output. Featuring an I2C serial interface, it offers granular control over key parameters including current limit, enable functionality, switching frequency (150kHz to 1.2MHz), on-time control, ramp generation, and soft-start sequencing. The controller is engineered for dual-phase operation, providing enhanced power handling capabilities. It operates from a supply voltage range of 4.5V to 28V and is housed in a 32-QFN (5x5) package with an exposed pad, suitable for surface mounting. Clock synchronization is supported. This component finds application in various industries including consumer electronics, industrial automation, and computing.
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 | PWM Signal |
| Mounting Type | Surface Mount |
| Function | Step-Up, Step-Down |
| Operating Temperature | -40°C ~ 100°C (TA) |
| Output Configuration | Positive |
| Frequency - Switching | 150kHz ~ 1.2MHz |
| Topology | Buck, Boost |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 28V |
| Supplier Device Package | 32-QFN (5x5) |
| Synchronous Rectifier | - |
| Control Features | Current Limit, Enable, Frequency Control, On Time Control, Ramp, Soft Start |
| Serial Interfaces | I2C |
| Output Phases | 2 |
| Duty Cycle (Max) | - |
| Clock Sync | Yes |
| Number of Outputs | 1 |
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