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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#WTRPBF

DigiKey Part Number
505-LTC7891RUFDM#WTRPBFTR-ND - Tape & Reel (TR)
505-LTC7891RUFDM#WTRPBFCT-ND - Cut Tape (CT)
505-LTC7891RUFDM#WTRPBFDKR-ND - Digi-Reel®
Manufacturer
Analog Devices Inc.
Manufacturer Product Number
LTC7891RUFDM#WTRPBF
Description
LOW IQ 100V SYNC BUCK CONTROLLER
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
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)
Grade
-
Qualification
-
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: 2 399
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Quantity
All prices are in NOK
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1kr 60,32000kr 60,32
10kr 46,28600kr 462,86
25kr 42,78560kr 1 069,64
100kr 38,94210kr 3 894,21
250kr 38,71332kr 9 678,33
* All Digi-Reel orders will add a kr 60,00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2 500kr 34,13487kr 85 337,18
Manufacturers Standard Package
Unit Price without VAT:kr 60,32000
Unit Price with VAT:kr 75,40000
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