ISL6540AIRZA
IC REG CTRLR BUCK 28QFNManufacturer: Renesas Electronics Corporation
Categories: DC DC Switching Controllers
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Renesas Electronics Corporation ISL6540AIRZA is a highly efficient, single-phase, synchronous buck controller IC. This device is designed for step-down DC-DC conversion, utilizing a transistor driver output configuration. The ISL6540AIRZA operates with a wide input voltage range of 2.97V to 22V and supports switching frequencies from 250kHz to 2MHz, with a maximum duty cycle of 100%. Key control features include current limit, enable, frequency control, power good indication, and soft start, facilitating robust power management. The component is housed in a 28-QFN (5x5) package, suitable for surface mount applications. Its synchronous rectification capability enhances overall efficiency. This controller is commonly found in power supplies for computing, communications, and industrial automation systems.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: 18 week(s)Product Status: ActivePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 28-VFQFN Exposed Pad |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Down |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Output Configuration | Positive |
| Frequency - Switching | 250kHz ~ 2MHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 2.97V ~ 22V |
| Supplier Device Package | 28-QFN (5x5) |
| Synchronous Rectifier | Yes |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Soft Start |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | 100% |
| Clock Sync | No |
| Number of Outputs | 1 |
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