Renesas Electronics America Inc32-VFQFN Exposed PadRoHS
ISL9440IRZ
IC REG QUAD BUCK/LNR SYNC 32QFN
Category
Subcategory
Pmic Voltage Regulators Linear Switching
Package
32-VFQFN Exposed Pad
Status
Active
Datasheet
$8.93 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
✅ 365-Day Warranty🚚 Global Shipping
Parameters
| Parameter | Value |
|---|---|
| Brand | Renesas Electronics America Inc |
| Model | ISL9440IRZ |
| Package / Case | 32-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C |
| Topology | Step-Down (Buck) Synchronous (3), Linear (LDO) (1) |
| Frequency - Switching | 300kHz |
| Number of Outputs | 4 |
| Supplier Device Package | 32-QFN (5x5) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
ISL9440IRZ by Renesas Electronics America Inc is a Step-Down (Buck) Synchronous (3), Linear (LDO) (1) IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 32-VFQFN Exposed Pad package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| Topology | Step-Down (Buck) Synchronous (3), Linear (LDO) (1) |
| w/Sequencer | No |
| w/LED Driver | No |
| w/Supervisor | No |
| Voltage - Supply | 4.5V ~ 24V |
| Number of Outputs | 4 |
| Frequency - Switching | 300kHz |
| Voltage/Current - Output 1 | Controller |
| Voltage/Current - Output 2 | Controller |
| Voltage/Current - Output 3 | Controller |
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