LTC4257CS8-1#TRPBF

Linear Technology LTC4257CS8-1#TRPBF

Part Number:
LTC4257CS8-1#TRPBF
Manufacturer:
Linear Technology
Ventron No:
4548140-LTC4257CS8-1#TRPBF
Description:
IC POE 802.3AF CONTROLLER 8-SOIC
ECAD Model:
Datasheet:
LTC4257CS8-1#TRPBF

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Specifications
Linear Technology LTC4257CS8-1#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Linear Technology LTC4257CS8-1#TRPBF.
  • Factory Lead Time
    10 Weeks
  • Package / Case
    8-SOIC (0.154, 3.90mm Width)
  • Surface Mount
    YES
  • Operating Temperature
    0°C~70°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
  • 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
  • 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
Description
LTC4257CS8-1#TRPBF Overview
The Tape & Reel (TR) package contains it.Packaged according to 8-SOIC (0.154, 3.90mm Width).PoE controllers of this type are called Controller (PD).There is an increase in the number of channels strong/weak as follows: 1.Ensure the reliability of the PoE by operating it at 0°C~70°C.This electrical Po E controller operates at voltage 57V Max.An associated part can be established based on the base part number LTC4257.In a 8 termination, a transmission line is terminated with an impedance-matched power over ethernet controller.It is capable of producing 12.95W Watts of power at its maximum.There is a pin count of 8 on this ethernet over power controller.Current supply equals 3mA.There is a peak reflow temperature (Cel) of this electrical ethernet power controller that is 260 degrees Celsius.Moreover, REQUIRES A NEGATIVE SUPPLY OF 48V is one of its characteristics.

LTC4257CS8-1#TRPBF Features
Tape & Reel (TR) package
8 pin count

LTC4257CS8-1#TRPBF Applications
There are a lot of Linear Technology/Analog Devices LTC4257CS8-1#TRPBF Power Over Ethernet (PoE) Controllers applications.

Single-Port PSE End-Point Applications
Wireless LAN Access Point/WiMAX? Base Station
Multiband access points
RFID Readers
Public Information Displays
Security Cameras
Higher Power Ethernet Powered Devices
Security Cameras
Internet Appliances
IP Phone Power Management
LTC4257CS8-1#TRPBF More Descriptions
IEEE 802.3af PD Power over Ethernet Interface Controller with Dual Current Limit
PDController 57V 12.95W SOIC-8 Power Over Ethernet Controllers ROHS
IEEE 802.3af PD Pwr over E Int
Power Supply Support Circuit, Fixed, 1 Channel, CMOS, PDSO8
IC POE 802.3AF CONTROLLER 8-SOIC
IEEE802.3af PD Interface Controller
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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