28 QFN
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

LTC7891RUFDM#TRPBF

DigiKey Part Number
505-LTC7891RUFDM#TRPBFTR-ND - Tape & Reel (TR)
505-LTC7891RUFDM#TRPBFCT-ND - Cut Tape (CT)
505-LTC7891RUFDM#TRPBFDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LTC7891RUFDM#TRPBF
Description
IC REG BUCK
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)
Datasheet
 Datasheet
EDA/CAD Models
LTC7891RUFDM#TRPBF Models
Product Attributes
Type
Description
Select All
Category
Manufacturer
Analog Devices Inc.
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
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)
4V ~ 100V
Frequency - Switching
100kHz ~ 3MHz
Duty Cycle (Max)
99%
Synchronous Rectifier
Yes
Clock Sync
Yes
Serial Interfaces
-
Control Features
Current Limit, Dead Time Control, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Operating Temperature
-40°C ~ 150°C (TJ)
Mounting Type
Surface Mount, Wettable Flank
Package / Case
28-WFQFN Exposed Pad
Supplier Device Package
28-QFN (4x5)
Base Product Number
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 3 923
Check for Additional Incoming Stock
All prices are in EUR
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
15,71000 €5,71 €
103,78000 €37,80 €
253,27720 €81,93 €
1002,70810 €270,81 €
2502,42872 €607,18 €
5002,25688 €1 128,44 €
1 0002,25642 €2 256,42 €
* All Digi-Reel orders will add a 5,50 € reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2 5002,25642 €5 641,05 €
Manufacturers Standard Package
Unit Price without VAT:5,71000 €
Unit Price with VAT:7,02330 €