LM1770SMFX/NOPB
IC REG CTRLR BUCK SOT23-5Manufacturer: Texas Instruments
Categories: DC DC Switching Controllers
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Texas Instruments LM1770SMFX-NOPB is a high-performance, synchronous buck controller designed for efficient step-down DC-DC conversion. This SOT-23-5 packaged device operates within a wide input voltage range of 2.8V to 5.5V, featuring a flexible switching frequency adjustable from 100kHz to 1MHz. The LM1770SMFX-NOPB utilizes a transistor driver output configuration and incorporates a synchronous rectifier for enhanced efficiency. Its positive output configuration and single-phase operation make it suitable for a broad spectrum of applications, including consumer electronics, portable devices, and power management systems. Operating across an extended temperature range of -40°C to 125°C (TJ), this component ensures reliable performance in demanding environments. The device is supplied in a Tape & Reel (TR) package, facilitating automated assembly processes.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | SC-74A, SOT-753 |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Down |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Output Configuration | Positive |
| Frequency - Switching | 100kHz ~ 1MHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 2.8V ~ 5.5V |
| Supplier Device Package | SOT-23-5 |
| Synchronous Rectifier | Yes |
| Control Features | - |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | - |
| Clock Sync | No |
| Number of Outputs | 1 |
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