ISL6559CRZ-T
SWITCHING CONTROLLER
Pmic Voltage Regulators Dc Dc Switching Controllers
32-VFQFN Exposed Pad
Obsolete
$3.22 / unit (market reference)
MOQ: 94 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | ISL6559CRZ-T |
| Package / Case | 32-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Topology | Buck |
| Frequency - Switching | 80kHz ~ 1MHz |
| Number of Outputs | 4 |
| Supplier Device Package | 32-QFN (5x5) |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
ISL6559CRZ-T 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 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
| Function | Step-Down |
| Topology | Buck |
| Clock Sync | No |
| Output Type | PWM Signal |
| Output Phases | 4 |
| Control Features | Current Limit, Enable, Frequency Control, Power Good |
| Duty Cycle (Max) | 75% |
| Number of Outputs | 4 |
| Output Configuration | Positive |
| Frequency - Switching | 80kHz ~ 1MHz |
| Voltage - Supply (Vcc/Vdd) | 4.75V ~ 5.25V |
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