Power Over Ethernet Controller 1 Channel 802.3at (PoE+), 802.3af (PoE), LTPoE++ 20-QFN (4x5)
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Power Over Ethernet Controller 1 Channel 802.3at (PoE+), 802.3af (PoE), LTPoE++ 20-QFN (4x5)
Power Over Ethernet
Introducing Power by Linear

LTC4279IUFD#TRPBF

DigiKey Part Number
505-LTC4279IUFD#TRPBFTR-ND - Tape & Reel (TR)
505-LTC4279IUFD#TRPBFCT-ND - Cut Tape (CT)
505-LTC4279IUFD#TRPBFDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LTC4279IUFD#TRPBF
Description
IC POE CNTRL 1 CHANNEL 20QFN
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Power Over Ethernet Controller 1 Channel 802.3at (PoE+), 802.3af (PoE), LTPoE++ 20-QFN (4x5)
Datasheet
 Datasheet
EDA/CAD Models
LTC4279IUFD#TRPBF Models
Product Attributes
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Category
Standards
802.3at (PoE+), 802.3af (PoE), LTPoE++
Manufacturer
Analog Devices Inc.
Voltage - Supply
45V ~ 57V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Supply
1.7mA
Part Status
Active
Operating Temperature
-40°C ~ 85°C
Type
Controller (PSE)
Mounting Type
Surface Mount
Number of Channels
1
Package / Case
20-WFQFN Exposed Pad
Power - Max
90 W
Supplier Device Package
20-QFN (4x5)
Internal Switch(s)
No
Base Product Number
Auxiliary Sense
No
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
2,500 estimated in stock on 28-Apr-2027
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$10.93000$10.93
10$7.46400$74.64
25$6.56000$164.00
100$5.53800$553.80
250$5.16248$1,290.62
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$5.16250$12,906.25
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.