For Reference Only
| Part Number | ISL9444IRZ |
| LIXINC Part # | ISL9444IRZ |
| Manufacturer | Intersil (Renesas Electronics America) |
| Category | Integrated Circuits › PMIC - Voltage Regulators - DC DC Switching Controllers |
| Description | IC REG CTRLR BUCK 40QFN |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | ISL9444IRZ PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 27 - Jan 31 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | ISL9444IRZ |
| Brand: | Intersil (Renesas Electronics America) |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | PMIC - Voltage Regulators - DC DC Switching Controllers |
| Manufacturer: | Intersil (Renesas Electronics America) |
| Series: | - |
| Package: | Tube |
| Part Status: | Active |
| Output Type: | Transistor Driver |
| Function: | Step-Down |
| Output Configuration: | Positive |
| Topology: | Buck |
| Number of Outputs: | 3 |
| Output Phases: | 2 |
| Voltage - Supply (Vcc/Vdd): | 4.5V ~ 28V |
| Frequency - Switching: | 200kHz ~ 1.2MHz |
| Duty Cycle (Max): | - |
| Synchronous Rectifier: | Yes |
| Clock Sync: | Yes |
| Serial Interfaces: | - |
| Control Features: | Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Mounting Type: | Surface Mount |
| Package / Case: | 40-VFQFN Exposed Pad |
| Supplier Device Package: | 40-QFN (5x5) |
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| In Stock | 10903 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $6.32000 | $6.32 |
| 10 | $5.67685 | $56.7685 |
| 60 | $5.36698 | $322.0188 |
| 120 | $4.65139 | $558.1668 |
| 300 | $4.41285 | $1323.855 |
| 540 | $3.95965 | $2138.211 |
| 1020 | $3.33946 | $3406.2492 |
| 2520 | $3.17248 | $7994.6496 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.