LTC4257CS8#TRPBF
- Mfr.Part #
- LTC4257CS8#TRPBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC POE CNTRL 1 CHANNEL 8SOIC
- Stock
- 15,791
- In Stock :
- 15,791
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Power Over Ethernet (PoE) Controllers
- Number of Channels :
- 1
- Factory Lead Time :
- 10 Weeks
- Terminal Form :
- Gull wing
- ECCN Code :
- EAR99
- Packaging :
- Tape and Reel (TR)
- Standards :
- 802.3af (PoE)
- Auxiliary Sense :
- No
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Power - Max :
- 12.95W
- JESD-609 Code :
- e3
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Length :
- 4.9025mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Position :
- Dual
- JESD-30 Code :
- R-PDSO-G8
- Base Part Number :
- LTC4257
- Peak Reflow Temperature (Cel) :
- 260
- Operating Temperature :
- 0°C~70°C
- Number of Terminations :
- 8
- Current - Supply :
- 3mA
- Published :
- 2005
- Internal Switch(s) :
- yes
- RoHS Status :
- ROHS3 Compliant
- Terminal Finish :
- Matte Tin (Sn)
- Type :
- Controller (PD)
- Voltage - Supply :
- 57V Max
- Width :
- 3.9mm
- Number of Functions :
- 1
- Pin Count :
- 8
- Surface Mount :
- yes
- Datasheets
- LTC4257CS8#TRPBF

Power Over Ethernet (PoE) Controllers Analog Devices, Inc. LTC4257CS8#TRPBF Overview
The LTC4257CS8#TRPBF from Analog Devices, Inc. is a specialized Power Over Ethernet (PoE) Controller designed for streamlined integration into networked devices requiring power alongside data over Ethernet cables. This IC simplifies the design of PoE systems by managing power distribution directly through Ethernet cabling, eliminating the need for separate power supplies. This controller ensures reliable power delivery compliant with the IEEE 802.3af standard, making it an ideal solution for enhancing network infrastructure efficiency and reducing overall system complexity.
LTC4257CS8#TRPBF Features
- Single channel PoE controller with an 8-SOIC package for compact installation.
- Supports IEEE 802.3af standard, ensuring compatibility with existing network protocols.
- Integrated detection, classification, and under-voltage lockout features enhance the safety and reliability of power delivery.
- Automatic maintain power signature (MPS) monitoring to ensure continuous communication between devices.
- Thermal shutdown capability provides additional protection against circuit overheating.
LTC4257CS8#TRPBF Applications
- Network Cameras: Enables safe and effective power transmission to surveillance cameras over standard Ethernet cables, facilitating easier installation and reducing wiring complexity.
- Wireless Access Points: Provides power to WAP devices through the Ethernet cable, allowing for flexible deployment in various environments without the concern for power outlet proximity.
- VoIP Phones: Powers VoIP phones efficiently through a single Ethernet connection, streamlining the infrastructure and enhancing desktop cleanliness.
- Point of Sale (PoS) Systems: Ideal for PoS systems in retail environments, supporting power and data over Ethernet to reduce clutter and increase reliability.
- Network Routers and Switches: Supports the PoE needs of routers and switches, ensuring seamless power integration and system uptime in dense network setups.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















