For Reference Only
| Part Number | NCP81239MNTXG |
| Manufacturer | onsemi |
| Category | Integrated Circuits (ICs) › DC DC Switching Controllers |
| Description | IC REG CTRLR BCK/BOOST I2C 32QFN |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | NCP81239MNTXG PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 08 - Dec 12 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | NCP81239MNTXG |
| Brand: | onsemi |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | DC DC Switching Controllers |
| Manufacturer: | onsemi |
| Product Status: | Not For New Designs |
| Output Type: | PWM Signal |
| Function: | Step-Up, Step-Down |
| Output Configuration: | Positive |
| Topology: | Buck, Boost |
| Number of Outputs: | 1 |
| Output Phases: | 4 |
| Voltage - Supply (Vcc/Vdd): | 4.5V ~ 28V |
| Frequency - Switching: | 150kHz ~ 1.2MHz |
| Duty Cycle (Max): | - |
| Synchronous Rectifier: | - |
| Clock Sync: | Yes |
| Serial Interfaces: | I²C |
| Control Features: | Current Limit, Enable, Frequency Control, On Time Control, Ramp, Soft Start |
| Operating Temperature: | -40°C ~ 100°C (TA) |
| Mounting Type: | Surface Mount |
| Package / Case: | 32-VFQFN Exposed Pad |
| Supplier Device Package: | 32-QFN (5x5) |
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| In Stock | 39513 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 2500 | $1.16100 | $2902.5 |
| 5000 | $1.11800 | $5590 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
Please feel free to contact us for details.