Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)
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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
18 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
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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: 1.349
Check for Additional Incoming Stock
All prices are in RON
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
125,75000 lei25,75 lei
1019,72400 lei197,24 lei
2518,21560 lei455,39 lei
10016,55620 lei1.655,62 lei
25015,91812 lei3.979,53 lei
* All Digi-Reel orders will add a 29,00 lei reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2.50014,48247 lei36.206,17 lei
Manufacturers Standard Package
Unit Price without VAT:25,75000 lei
Unit Price with VAT:31,15750 lei