Add To Favorites
Product Overview
Digi-Key Part Number LTC3891EUDC#PBF-ND
Quantity Available 1.165
Can ship immediately

Manufacturer Part Number


Description Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (3x4)
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Manufacturer Standard Lead Time 6 Weeks
Documents & Media
Datasheets LTC3891
EDA / CAD Models ? Download from Accelerated Designs
Product Attributes Select All

Integrated Circuits (ICs)


PMIC - Voltage Regulators - DC DC Switching Controllers


Linear Technology

Series -
Packaging ? Tube ?
Part Status Active
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 4 V ~ 60 V
Frequency - Switching 105kHz ~ 835kHz, 350kHz ~ 535kHz
Duty Cycle (Max) 99%
Synchronous Rectifier Yes
Clock Sync No
Serial Interfaces -
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Operating Temperature -40°C ~ 125°C (TJ)
Package / Case 20-WFQFN Exposed Pad
Supplier Device Package 20-QFN (3x4)
Related Products
You May Also Be Interested In:
Additional Resources
Standard Package ? 91
Other Names LTC3891EUDCPBF

20:32:58 10/24/2016

Price & Procurement

All prices are in EUR.
Price Break Unit Price Extended Price
1 6,67000 6,67
25 4,46480 111,62
100 3,78980 378,98

Submit a request for quotation on quantities greater than those displayed.

Alternate Package | This part is also available in the following packaging:
  • Tape & Reel (TR) ? : LTC3891EUDC#TRPBF-ND
  • Minimum Quantity: 2.500  Non-Stock ?
  • Quantity Available: 0
  • Unit Price: 3,87986
Send Feedback