Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (3x4)
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Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (3x4)
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LTC3891MPUDC#PBF

DigiKey Part Number
LTC3891MPUDC#PBF-ND
Manufacturer
Manufacturer Product Number
LTC3891MPUDC#PBF
Description
IC REG CTRLR BUCK 20QFN
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (3x4)
Datasheet
 Datasheet
EDA/CAD Models
LTC3891MPUDC#PBF Models
Product Attributes
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Category
Frequency - Switching
105kHz ~ 835kHz, 350kHz ~ 535kHz
Manufacturer
Analog Devices Inc.
Duty Cycle (Max)
99%
Packaging
Tube
Synchronous Rectifier
Yes
Part Status
Active
Clock Sync
No
Output Type
Transistor Driver
Control Features
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Function
Step-Down
Operating Temperature
-55°C ~ 150°C (TJ)
Output Configuration
Positive
Mounting Type
Surface Mount
Topology
Buck
Package / Case
20-WFQFN Exposed Pad
Number of Outputs
1
Supplier Device Package
20-QFN (3x4)
Output Phases
1
Base Product Number
Voltage - Supply (Vcc/Vdd)
4V ~ 60V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
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All prices are in HKD
Tube
QuantityUnit PriceExt Price
1$238.64000$238.64
10$192.72000$1,927.20
91$169.37582$15,413.20
182$164.57038$29,951.81
273$162.16260$44,270.39
Manufacturers Standard Package
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.