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Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)
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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
Manufacturer Product Number
LTC7891RUFDM#WTRPBF
Description
LOW IQ 100V SYNC BUCK CONTROLLER
Manufacturer Standard Lead Time
39 Weeks
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)
Datasheet
 Datasheet
Product Attributes
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Category
Frequency - Switching
100kHz ~ 3MHz
Manufacturer
Analog Devices Inc.
Duty Cycle (Max)
99%
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Synchronous Rectifier
Yes
Part Status
Active
Clock Sync
Yes
Output Type
Transistor Driver
Control Features
Current Limit, Dead Time Control, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Function
Step-Down
Operating Temperature
-40°C ~ 150°C (TJ)
Output Configuration
Positive
Mounting Type
Surface Mount, Wettable Flank
Topology
Buck
Package / Case
28-WFQFN Exposed Pad
Number of Outputs
1
Supplier Device Package
28-QFN (4x5)
Output Phases
1
Base Product Number
Voltage - Supply (Vcc/Vdd)
4V ~ 100V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 2.212
Check for Additional Incoming Stock
All prices are in RON
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
127,96000 lei27,96 lei
1021,48000 lei214,80 lei
2519,85760 lei496,44 lei
10018,07300 lei1.807,30 lei
25017,44368 lei4.360,92 lei
* All Digi-Reel orders will add a 29,00 lei reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2.50015,84210 lei39.605,25 lei
Manufacturers Standard Package
Unit Price without VAT:27,96000 lei
Unit Price with VAT:33,83160 lei