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LTC4257IS8-1#TRPBF

LTC4257IS8-1#TRPBF datasheet pdf and PMIC - Power Over Ethernet (PoE) Controllers product details from Linear Technology/Analog Devices stock available at Utmel


  • Manufacturer: Linear Technology/Analog Devices
  • Origchip NO: 471-LTC4257IS8-1#TRPBF
  • Package: 8-SOIC (0.154, 3.90mm Width)
  • Datasheet: PDF
  • Stock: 581
  • Description: LTC4257IS8-1#TRPBF datasheet pdf and PMIC - Power Over Ethernet (PoE) Controllers product details from Linear Technology/Analog Devices stock available at Utmel(Kg)

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Details

Tags

Parameters
Factory Lead Time 16 Weeks
Package / Case 8-SOIC (0.154, 3.90mm Width)
Surface Mount YES
Operating Temperature -40°C~85°C
Packaging Tape & Reel (TR)
Published 2005
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Type Controller (PD)
Terminal Finish Matte Tin (Sn)
Additional Feature REQUIRES A NEGATIVE SUPPLY OF 48V
Voltage - Supply 57V Max
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LTC4257
Pin Count 8
JESD-30 Code R-PDSO-G8
Number of Channels 1
Adjustable Threshold NO
Power - Max 12.95W
Current - Supply 3mA
Internal Switch(s) Yes
Standards 802.3af (PoE)
Auxiliary Sense No
Length 4.9025mm
Width 3.899mm
RoHS Status ROHS3 Compliant

LTC4257IS8-1#TRPBF Overview


PoE controller is part of the Tape & Reel (TR) package, which is included in the download.It is the way it is packaged that makes it 8-SOIC (0.154, 3.90mm Width).PoE controller type Controller (PD).Channels are growing strong/weak depending on the category: 1.As a precaution, the operating temperature of this Po E controller is kept at -40°C~85°C in order to maintain its reliability.This electrical Po E controller requires a voltage supply of 57V Max to operate.A part number's Po E controllers of LTC4257 can be determined by its base number.There are 8 terminations, which are the practice of ending a transmission line with a power over ethernet controller that matches the characteristic impedance of the line.There is a maximum power of 12.95W Watts that can be generated by this electrical ethernet over power controller.It is equipped with 8 pin count.The supply current amounts to 3mA.A transistor has a peak reflow temperature (Cel) of 260.In addition, it is characterized by the letter REQUIRES A NEGATIVE SUPPLY OF 48V.

LTC4257IS8-1#TRPBF Features


Tape & Reel (TR) package
8 pin count

LTC4257IS8-1#TRPBF Applications


There are a lot of Linear Technology/Analog Devices LTC4257IS8-1#TRPBF Power Over Ethernet (PoE) Controllers applications.

  • Lighting
  • Pass-through System
  • Internet Appliances
  • Industrial Automation Equipment
  • POS Terminals
  • Wireless LAN Access Point/WiMAX? Base Station
  • IEEE 802.3bt (Draft) Compliant Devices
  • Wireless Access Points
  • Outdoor Security Camera Equipment
  • IP Phone Power Management