LM2647LQX/NOPB
IC REG CTRLR BUCK 28WQFNManufacturer: Texas Instruments
Categories: DC DC Switching Controllers
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Texas Instruments LM2647LQX-NOPB is a dual-output, synchronous buck controller IC designed for step-down DC-DC conversion. This device operates within a 5.5V to 28V supply voltage range and features a switching frequency adjustable from 200kHz to 500kHz. The LM2647LQX-NOPB supports a maximum duty cycle of 75% and offers robust control features including current limit, enable, frequency control, power good indication, and soft start. Its output configuration is positive, with each output phase controlled independently to drive external transistors. The IC is packaged in a 28-WFQFN exposed pad, suitable for surface mount applications. This component is commonly utilized in power management solutions across various industries, including industrial automation and consumer 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-WFQFN Exposed Pad |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Down |
| Operating Temperature | -5°C ~ 125°C (TJ) |
| Output Configuration | Positive |
| Frequency - Switching | 200kHz ~ 500kHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 5.5V ~ 28V |
| Supplier Device Package | 28-WQFN (5x5) |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Soft Start |
| Serial Interfaces | - |
| Output Phases | 2 |
| Duty Cycle (Max) | 75% |
| Clock Sync | No |
| Number of Outputs | 2 |
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