Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)
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
Analog Devices Inc.
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
LTC7891
Product Questions and Answers

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In-Stock: 1.896
Check for Additional Incoming Stock
Quantity
All prices are in RON
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
124,83000 lei24,83 lei
1019,00900 lei190,09 lei
2517,55640 lei438,91 lei
10015,95740 lei1.595,74 lei
25015,80244 lei3.950,61 lei
* All Digi-Reel orders will add a 29,00 lei reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2.50013,95852 lei34.896,30 lei
Manufacturers Standard Package
Unit Price without VAT:24,83000 lei
Unit Price with VAT:30,04430 lei
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