Rochester Electronics, LLC40-VFQFN Exposed PadRoHS
ISL8103IRZ
SWITCHING CONTROLLER
Category
Subcategory
Pmic Voltage Regulators Dc Dc Switching Controllers
Package
40-VFQFN Exposed Pad
Status
Obsolete
Datasheet
$1.67 / unit (market reference)
MOQ: 180 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
✅ 365-Day Warranty🚚 Global Shipping
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | ISL8103IRZ |
| Package / Case | 40-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Topology | Buck |
| Frequency - Switching | Up to 1.5MHz |
| Number of Outputs | 3 |
| Supplier Device Package | 40-QFN (6x6) |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
ISL8103IRZ by Rochester Electronics, LLC is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 40-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
| Function | Step-Down |
| Topology | Buck |
| Clock Sync | No |
| Output Type | Transistor Driver |
| Output Phases | 3 |
| Control Features | Enable, Frequency Control, Phase Control, Power Good |
| Duty Cycle (Max) | 66.6% |
| Number of Outputs | 3 |
| Output Configuration | Positive |
| Frequency - Switching | Up to 1.5MHz |
| Synchronous Rectifier | Yes |
| Voltage - Supply (Vcc/Vdd) | 4.75V ~ 12.6V |
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