IR3859MTR1PBF
IC REG BUCK ADJ 9A 17QFNManufacturer: Infineon Technologies
Categories: DC DC Switching Regulators
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The Infineon Technologies SupIRBuck® IR3859MTR1PBF is an adjustable, positive output buck switching regulator IC. This component offers a high output current capability of 9A and features a wide switching frequency range from 225kHz to 1.65MHz. Designed for surface mount applications, it is housed in a 17-PowerVQFN package, specifically a 17-PQFN (5x6) as supplied. The regulator supports an input voltage range of 1.5V to 21V, with a maximum output voltage of 18.9V and a minimum output voltage of 0.7V. Its single output configuration and internal synchronous rectifier contribute to efficient power conversion. This device is suitable for use in various industrial and automotive applications requiring robust DC-DC step-down voltage regulation. The component is provided in tape and reel packaging.
Additional Information
Series: SupIRBuck®RoHS Status: unknownManufacturer 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 | 17-PowerVQFN |
| Output Type | Adjustable |
| Mounting Type | Surface Mount |
| Number of Outputs | 1 |
| Function | Step-Down |
| Current - Output | 9A |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Output Configuration | Positive |
| Frequency - Switching | 225kHz ~ 1.65MHz |
| Voltage - Input (Max) | 21V |
| Topology | Buck |
| Supplier Device Package | 17-PQFN (5x6) |
| Synchronous Rectifier | Yes |
| Voltage - Output (Max) | 18.9V |
| Voltage - Input (Min) | 1.5V |
| Voltage - Output (Min/Fixed) | 0.7V |
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