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LTC4278CDKD

LTC4278CDKD

LTC4278CDKD

Linear Technology/Analog Devices

LTC4278CDKD datasheet pdf and PMIC - Power Over Ethernet (PoE) Controllers product details from Linear Technology/Analog Devices stock available on our website

SOT-23

LTC4278CDKD Datasheet

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Specifications
Name Value
Type Parameter
Package / Case 32-WFDFN Exposed Pad
Surface Mount YES
Operating Temperature 0°C~70°C
Packaging Tube
JESD-609 Code e3
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 32
ECCN Code EAR99
Type Controller (PD), DC/DC
Terminal Finish Matte Tin (Sn)
Subcategory Switching Regulator or Controllers
Technology CMOS
Voltage - Supply 37.2V~60V
Terminal Position DUAL
Terminal Form NO LEAD
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Terminal Pitch 0.4mm
[email protected] Reflow Temperature-Max (s) 30
Pin Count 32
JESD-30 Code R-PDSO-N32
Qualification Status Not Qualified
Input Voltage-Nom 14V
Number of Channels 1
Power - Max 25.5W
Current - Supply 1.35mA Max
Input Voltage (Min) 4.5V
Control Mode CURRENT-MODE
Input Voltage (Max) 20V
Control Technique PULSE WIDTH MODULATION
Switcher Configuration SINGLE
Internal Switch(s) Yes
Standards 802.3at (PoE+), 802.3af (PoE)
Height Seated (Max) 0.8mm
Length 7mm
Width 4mm
RoHS Status Non-RoHS Compliant
LTC4278CDKD Product Details

LTC4278CDKD Overview


The package Tube includes it.In other words, 32-WFDFN Exposed Pad refers to the way in which it is packaged.PoE controllers of this type are called Controller (PD), DC/DC.Channels are growing strong/weak depending on the category: 1.PoE operates with the operating temperature of 0°C~70°C to ensure its reliability.This electrical Po E controller requires a voltage supply of 37.2V~60V to operate.A 32 termination involves terminating the transmission line with a power over ethernet controller of the same impedance as the line.There is a maximum power of 25.5W Watts in this electrical ethernet over power controller.Count of 32 pins is included.There is a supply current of 1.35mA Max in the system.The Po E controller in question is Po E controller of Switching Regulator or Controllers.In the case of this electrical ethernet power controller, the peak reflow temperature (Cel) is 260 degrees Celsius.Its maximum input voltage is 20V.This power over ethernet devices requires 4.5V as its minimum input voltage.

LTC4278CDKD Features


Tube package
32 pin count

LTC4278CDKD Applications


There are a lot of Linear Technology/Analog Devices LTC4278CDKD Power Over Ethernet (PoE) Controllers applications.

  • IP Phone Power Management
  • Dual Signature PD/Forced UPOE
  • Midspan Applications
  • Wireless LAN Access Point/WiMAX? Base Station
  • Commercial Information Displays
  • Security Cameras
  • RFID Readers
  • PoE powered device appliances
  • 4PPOE
  • VoIP Phones

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