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
20 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
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All prices are in HUF
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
11 773,99000 Ft1 773,99 Ft
101 358,00700 Ft13 580,07 Ft
251 254,27320 Ft31 356,83 Ft
1001 140,02460 Ft114 002,46 Ft
2501 128,95640 Ft282 239,10 Ft
* All Digi-Reel orders will add a 1 947,00 Ft reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2 500997,22268 Ft2 493 056,70 Ft
Manufacturers Standard Package
Unit Price without VAT:1 773,99000 Ft
Unit Price with VAT:2 252,96730 Ft