28 QFN
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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
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
Product Questions and Answers

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In-Stock: 4 173
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All prices are in SEK
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1kr 62,46000kr 62,46
10kr 41,36300kr 413,63
25kr 35,85720kr 896,43
100kr 29,63050kr 2 963,05
250kr 26,57340kr 6 643,35
500kr 24,69322kr 12 346,61
1 000kr 24,68813kr 24 688,13
* All Digi-Reel orders will add a kr 62,00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2 500kr 24,68812kr 61 720,30
Manufacturers Standard Package
Unit Price without VAT:kr 62,46000
Unit Price with VAT:kr 78,07500