LM2657MTCX/NOPB
IC REG CTRLR BUCK 28TSSOPManufacturer: Texas Instruments
Categories: DC DC Switching Controllers
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Texas Instruments LM2657MTCX-NOPB is a 28-TSSOP surface mount DC-DC controller IC. This dual-output, positive voltage, step-down buck regulator features a switching frequency range of 200kHz to 500kHz and a maximum duty cycle of 70%. Key control features include current limit, enable, frequency control, power good, and soft start. The device operates from a 4.5V to 28V supply voltage and utilizes a transistor driver output configuration with synchronous rectification. The LM2657MTCX-NOPB is provided in Tape & Reel packaging and is suitable for applications in the industrial and automotive sectors.
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-TSSOP (0.173"", 4.40mm Width) |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Down |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Output Configuration | Positive |
| Frequency - Switching | 200kHz ~ 500kHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 28V |
| Supplier Device Package | 28-TSSOP |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Soft Start |
| Serial Interfaces | - |
| Output Phases | 2 |
| Duty Cycle (Max) | 70% |
| Clock Sync | No |
| Number of Outputs | 2 |
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