PC
Rochester Electronics, LLC20-VFQFN Exposed PadRoHS

ISL6420AIRZ

SWITCHING CONTROLLER, VOLTAGE-MO

ISL6420AIRZ by Rochester Electronics, LLC
Subcategory

Pmic Voltage Regulators Dc Dc Switching Controllers

Package

20-VFQFN Exposed Pad

Status

Obsolete

$2.61 / unit (market reference)

MOQ: 115 pcs

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Parameters

ParameterValue
BrandRochester Electronics, LLC
ModelISL6420AIRZ
Package / Case20-VFQFN Exposed Pad
Mounting TypeSurface Mount
Operating Temperature-40°C ~ 85°C (TA)
TopologyBuck
Frequency - Switching100kHz ~ 1.4MHz
Number of Outputs1
Supplier Device Package20-QFN (4x4)
RoHSRoHS
Part StatusObsolete

Application & Notes

ISL6420AIRZ 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 20-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.

All Technical Specifications

FunctionStep-Down
TopologyBuck
Clock SyncNo
Output TypeTransistor Driver
Output Phases1
Control FeaturesEnable, Frequency Control, Phase Control, Power Good, Soft Start
Duty Cycle (Max)96%
Number of Outputs1
Output ConfigurationPositive
Frequency - Switching100kHz ~ 1.4MHz
Synchronous RectifierYes
Voltage - Supply (Vcc/Vdd)5.6V ~ 28V

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