ISL9444IRZ-T
IC REG CTRLR BUCK 40QFNManufacturer: Renesas Electronics Corporation
Categories: DC DC Switching Controllers
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The Renesas Electronics Corporation ISL9444IRZ-T is a versatile buck (step-down) DC-DC controller IC. This device features a 40-QFN (5x5) exposed pad package designed for surface mounting. The ISL9444IRZ-T supports a wide input voltage range of 4.5V to 28V and offers flexible switching frequencies from 200kHz to 1.2MHz. It incorporates advanced control features including Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, and Tracking. With support for 3 outputs, 2 output phases, and synchronous rectification, this controller is well-suited for applications requiring efficient power conversion. It finds utility in various industrial and automotive power management systems. The component is supplied in a Tape & Reel (TR) package.
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 | 40-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 | 200kHz ~ 1.2MHz |
| Topology | Buck |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 28V |
| Supplier Device Package | 40-QFN (5x5) |
| Synchronous Rectifier | Yes |
| Control Features | Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking |
| Serial Interfaces | - |
| Output Phases | 2 |
| Duty Cycle (Max) | - |
| Clock Sync | Yes |
| Number of Outputs | 3 |
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