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Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

LM2576BU TR specifications
ParameterValue
Output typeAdjustable
MountingSurface Mount
Voltage - input40V
Voltage - output37V
Voltage - output (Min (Fixed))1.23V
Output current3A
Frequency52kHz
I/O channels1
Operating temperature-40°C~125°C(TJ)
PackageTape & Reel (TR)
FunctionStep-Down
TopologyBuck
CaseTO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Output configurationPositive
Synchronous rectifierNo