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HomeProductsIntegrated Circuits (ICs)PMIC - Power Over Ethernet (PoE) ControllersLTC4257IDD-1#PBF
LTC4257IDD-1#PBF Image
Image may be representation.
See specifications for product details.

LTC4257IDD-1#PBF - Analog Devices Inc.

Manufacturer Part Number
LTC4257IDD-1#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LTC4257IDD-1#PBF
ECAD Model
Parts Description
IC POE CNTRL 1 CHANNEL 8DFN
Detailed Description
Package
8-WFDFN Exposed Pad
Data sheet
LTC4257-1.pdf
RoHs Status
ROHS3 Compliant
In stock: 18738

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Specifications

LTC4257IDD-1#PBF Tech Specifications
Analog Devices Inc. - LTC4257IDD-1#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LTC4257IDD-1#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply 57V (Max)  
Type Controller (PD)  
Supplier Device Package 8-DFN (3x3)  
Standards 802.3af (PoE)  
Series -  
Power - Max 12.95 W  
Package / Case 8-WFDFN Exposed Pad  
Product Attribute Attribute Value  
Package Tube  
Operating Temperature -40°C ~ 85°C  
Number of Channels 1  
Mounting Type Surface Mount  
Internal Switch(s) Yes  
Current - Supply 3mA  
Base Product Number LTC4257  
Auxiliary Sense No  

Parts Introduction

Manufacturer Part Number

LTC4257IDD-1#PBF

Manufacturer

Analog Devices

Introduction

The LTC4257IDD-1#PBF is a high-performance Power over Ethernet (PoE) controller from Analog Devices. It is designed to provide power and communication over Ethernet cables, enabling the deployment of various Ethernet-powered devices such as IP cameras, wireless access points, and VoIP phones.

Product Features and Performance

Single-channel PoE controller supporting 802.3af standard

Handles up to 12.95W of power

Integrated high-side power switch

Supports automatic detection and classification of PD (Powered Device)

Configurable current limit and undervoltage lockout

Thermal shutdown protection

Wide operating temperature range of -40°C to +85°C

Product Advantages

Efficient power conversion and management

Reliable and robust design for industrial applications

Easy integration and implementation in Ethernet-powered devices

Comprehensive protection features to ensure safe and reliable operation

Key Reasons to Choose This Product

High-performance PoE solution from a leading power management IC manufacturer

Optimized for energy-efficient and reliable Ethernet-powered device applications

Provides a complete PoE solution with minimal external components

Backed by Analog Devices' reputation for quality and technical support

Quality and Safety Features

Robust thermal protection and current limiting

Compliant with 802.3af PoE standard for safe and reliable operation

RoHS-compliant and lead-free package

Compatibility

The LTC4257IDD-1#PBF is compatible with Ethernet-powered devices that adhere to the 802.3af PoE standard.

Application Areas

IP cameras

Wireless access points

VoIP phones

Industrial Ethernet devices

Other Ethernet-powered applications

Product Lifecycle

The LTC4257IDD-1#PBF is an active product, and there are currently no plans for discontinuation. Analog Devices may offer alternative or equivalent models in the future as technology and requirements evolve. For the latest product information and availability, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LTC4257IDD-1#PBF

Product Attribute LTC4257IDD-1#PBF LTC4257IDD-1#TRPBF LTC4257CS8-1#PBF LTC4257IS8-1#TRPBF
Part Number LTC4257IDD-1#PBF LTC4257IDD-1#TRPBF LTC4257CS8-1#PBF LTC4257IS8-1#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Base Product Number LTC4257 LTC4257 LTC4257 LTC4257
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Auxiliary Sense No No No No
Internal Switch(s) Yes Yes Yes Yes
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage - Supply 57V (Max) 57V (Max) 57V (Max) 57V (Max)
Series - - - -
Number of Channels 1 1 1 1
Power - Max 12.95 W 12.95 W 12.95 W 12.95 W
Standards 802.3af (PoE) 802.3af (PoE) 802.3af (PoE) 802.3af (PoE)
Type Controller (PD) Controller (PD) Controller (PD) Controller (PD)
Package Tube Tape & Reel (TR) Tube Tape & Reel (TR)
Supplier Device Package 8-DFN (3x3) 8-DFN (3x3) 8-SO 8-SO
Package / Case 8-WFDFN Exposed Pad 8-WFDFN Exposed Pad 8-SOIC (0.154', 3.90mm Width) 8-SOIC (0.154', 3.90mm Width)
Current - Supply 3mA 3mA 3mA 3mA

LTC4257IDD-1#PBF Datasheet PDF

Download LTC4257IDD-1#PBF pdf datasheets and Analog Devices Inc. documentation for LTC4257IDD-1#PBF - Analog Devices Inc..

Datasheets
LTC4257-1.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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LTC4257IDD-1#PBF Image

LTC4257IDD-1#PBF

Analog Devices Inc.
32D-LTC4257IDD-1#PBF

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