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HomeProductsIntegrated Circuits (ICs)PMIC - Power Over Ethernet (PoE) ControllersLTC4271IUF#PBF
LTC4271IUF#PBF Image
Image may be representation.
See specifications for product details.

LTC4271IUF#PBF - Analog Devices Inc.

Manufacturer Part Number
LTC4271IUF#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LTC4271IUF#PBF
ECAD Model
Parts Description
IC POE CNTRL 12/8 PORT 24QFN
Detailed Description
Package
24-WFQFN Exposed Pad
Data sheet
LTC4270, LTC4271 Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 8137

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Quantity

Specifications

LTC4271IUF#PBF Tech Specifications
Analog Devices Inc. - LTC4271IUF#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LTC4271IUF#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply 3V ~ 3.6V  
Type Controller (PSE)  
Supplier Device Package 24-QFN (4x4)  
Standards 802.3at (PoE)  
Series -  
Package / Case 24-WFQFN Exposed Pad  
Product Attribute Attribute Value  
Package Tube  
Operating Temperature -40°C ~ 85°C  
Mounting Type Surface Mount  
Internal Switch(s) No  
Current - Supply 10mA  
Base Product Number LTC4271  
Auxiliary Sense No  

Parts Introduction

Manufacturer Part Number

LTC4271IUF#PBF

Manufacturer

Analog Devices

Introduction

The LTC4271IUF#PBF is a power management integrated circuit specifically designed for Power over Ethernet (PoE) applications. It functions as a Controller Power Sourcing Equipment (PSE).

Product Features and Performance

Functions as a PSE controller in PoE systems

No internal switches

Does not have auxiliary sense functionality

Complies with IEEE 802.3at (PoE) standard

Operates on a supply voltage range from 3V to 3.6V

Low supply current requirement of 10mA

Designed for operation in temperatures ranging from -40°C to 85°C

Product Advantages

Efficient power management for Ethernet systems

Suitable for harsh temperature environments

Compact 24-QFN package facilitates reduced board space

Key Technical Parameters

Voltage Supply: 3V ~ 3.6V

Current Supply: 10mA

Operating Temperature: -40°C ~ 85°C

Standards: IEEE 802.3at (PoE)

Quality and Safety Features

Built to comply with strict IEEE standards ensuring reliability and safety in PoE applications

Compatibility

Compatible with devices and systems adhering to the 802.3at standard for PoE

Application Areas

Network routers and switches

Wireless network access points

Security camera systems

Product Lifecycle

Currently active

Not nearing discontinuation

No specific notices regarding replacements or upgrades

Several Key Reasons to Choose This Product

Compliance with IEEE 802.3at standard maximizes usage versatility

Operates reliably under extreme temperatures

Low power consumption increases system efficiency

Compact packaging suitable for space-conscious applications

Active product status suggests ongoing manufacturer support and availability

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LTC4271IUF#PBF

Product Attribute LTC4271IUF#PBF LTC4274AIUHF-4#TRPBF LTC4270CIUKG#PBF LTC4274AIUHF-4#PBF
Part Number LTC4271IUF#PBF LTC4274AIUHF-4#TRPBF LTC4270CIUKG#PBF LTC4274AIUHF-4#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Internal Switch(s) No No No No
Type Controller (PSE) Controller (PSE) Controller (PSE) Controller (PSE)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package Tube Tape & Reel (TR) Tube Tube
Supplier Device Package 24-QFN (4x4) 38-QFN (5x7) 52-QFN (7x8) 38-QFN (5x7)
Base Product Number LTC4271 LTC4274 LTC4270 LTC4274
Voltage - Supply 3V ~ 3.6V 45V ~ 57V 45V ~ 57V 45V ~ 57V
Current - Supply 10mA 2.4mA 9mA 2.4mA
Auxiliary Sense No No No No
Series - - - -
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Package / Case 24-WFQFN Exposed Pad 38-WFQFN Exposed Pad 52-WFQFN Exposed Pad 38-WFQFN Exposed Pad
Standards 802.3at (PoE) 802.3at (PoE+), 802.3af (PoE), LTPoE++ 802.3at (PoE+), 802.3af (PoE), LTPoE++ 802.3at (PoE+), 802.3af (PoE), LTPoE++

LTC4271IUF#PBF Datasheet PDF

Download LTC4271IUF#PBF pdf datasheets and Analog Devices Inc. documentation for LTC4271IUF#PBF - Analog Devices Inc..

Datasheets
LTC4270, LTC4271 Datasheet.pdf
Other Related Documents
Power over Ethernet - Supply of Ethernet Devices V.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LTC4271IUF#PBF Image

LTC4271IUF#PBF

Analog Devices Inc.
32D-LTC4271IUF#PBF

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