LM3753SQX/NOPB
IC REG CTRLR BUCK 32WQFNManufacturer: Texas Instruments
Categories: DC DC Switching Controllers
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Texas Instruments LM3753SQX-NOPB is a high-performance, dual-phase synchronous buck controller designed for efficient step-down DC-DC conversion. This device operates with an input voltage range of 4.5V to 18V and supports a switching frequency adjustable from 200kHz to 1MHz. The LM3753SQX-NOPB features robust control capabilities including current limit, enable, frequency control, phase control, power good indication, and tracking. Its output configuration supports positive voltage with two output phases, driven by transistor drivers. The controller is equipped with a synchronous rectifier for improved efficiency. This component is suitable for demanding applications across various industries, including computing, industrial power supplies, and telecommunications. The LM3753SQX-NOPB is supplied in a 32-WQFN (5x5) package for surface mounting and is delivered on a tape and reel.
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 | 32-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 ~ 1MHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 18V |
| Supplier Device Package | 32-WQFN (5x5) |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Tracking |
| Serial Interfaces | - |
| Output Phases | 2 |
| Duty Cycle (Max) | 81% |
| Clock Sync | Yes |
| Number of Outputs | 2 |
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