IR3637SPBF
IC REG CTRLR BUCK 8SOICManufacturer: Infineon Technologies
Categories: DC DC Switching Controllers
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Infineon Technologies IR3637SPBF is a highly efficient Buck DC-DC controller IC designed for step-down voltage conversion. This device operates with a switching frequency of up to 400kHz and features a maximum duty cycle of 85%, enabling robust power management in demanding applications. The controller includes essential features such as Enable and Soft Start for controlled power sequencing. Its output configuration is positive, and it supports a single output phase.
The IR3637SPBF is equipped with a synchronous rectifier, contributing to improved overall efficiency. It is housed in an 8-SOIC package with surface mount capability, suitable for compact PCB designs. The operating temperature range is 0°C to 125°C (TJ), making it appropriate for use in automotive, industrial, and consumer electronics sectors where reliable voltage regulation is critical. The device requires a supply voltage between 4.5V and 5.5V.
Additional Information
Series: -RoHS Status: unknownManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 8-SOIC (0.154"", 3.90mm Width) |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Down |
| Operating Temperature | 0°C ~ 125°C (TJ) |
| Output Configuration | Positive |
| Frequency - Switching | 400kHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V |
| Supplier Device Package | 8-SOIC |
| Synchronous Rectifier | Yes |
| Control Features | Enable, Soft Start |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | 85% |
| Clock Sync | No |
| Number of Outputs | 1 |
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