Skip to main content
Analog Devices LTC3891EUDC#PBF

Analog Devices LTC3891EUDC#PBF

MPNLTC3891EUDC#PBF
End of Life

IC REG CTRLR BUCK 20QFN

$15.31944Price · pay online now
Buy Now

$15.32 / ea

41 in stock — maximum per order · 3–4 days lead time

$13.26 / ea from 10 pcs

Packaging20-WFQFN Exposed Pad
RoHSROHS3 Compliant
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Sep 2026

Specifications

LTC3891EUDC#PBF specifications
ParameterValue
Output typeTransistor Driver
MountingSurface Mount
Voltage - supply (Vcc (Vdd))4V ~ 60V
Frequency - switching105kHz ~ 835kHz, 350kHz ~ 535kHz
I/O channels1
Output phases1
Duty cycle99%
Operating temperature-40°C ~ 125°C (TJ)
PackageTube
FunctionStep-Down
TopologyBuck
Clock syncNo
Case20-WFQFN Exposed Pad
Control featuresCurrent Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Output configurationPositive
Synchronous rectifierYes