NCP1081DEG
RoHS 
RoHS compliant
RoHS compliantPackage 20-TSSOP (0.173, 4.40mm Width) Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Power Over Ethernet (PoE) Controllers
Description
NCP1081 Active Tube e3 power over ethernet controller 6.5mA 950mum 0V~57V 40W
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Technical Details
Supply Chain
Factory Lead Time 24 Weeks
Lifecycle Status ACTIVE (Last Updated: 3 days ago)
Physical
Package / Case 20-TSSOP (0.173, 4.40mm Width) Exposed Pad
Surface Mount YES
Number of Pins 20
Technical
Operating Temperature -40°C~85°C
Packaging Tube
Published 2008
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 20
ECCN Code EAR99
Type Controller (PD), DC/DC
Terminal Finish Tin (Sn)
Subcategory Switching Regulator or Controllers
Max Power Dissipation 40W
Voltage - Supply 0V~57V
Terminal Position DUAL
Terminal Form GULL WING
Number of Functions 1
Terminal Pitch 0.65mm
Frequency 500kHz
Base Part Number NCP1081
Pin Count 20
Output Voltage 9V
Max Output Current 6.5mA
Number of Channels 1
Output Current 1.1A
Topology Flyback
Min Input Voltage 0V
Control Mode CURRENT-MODE
Max Input Voltage 57V
Halogen Free Halogen Free
Control Technique PULSE WIDTH MODULATION
Rise Time 50 ns
Fall Time (Typ) 50 ns
Nominal Input Voltage 57V
Switcher Configuration SINGLE
Internal Switch(s) Both
Max Duty Cycle 80 %
Standards 802.3at (PoE+), 802.3af (PoE)
Switching Frequency 500kHz
Duty Cycle 80 %
Auxiliary Sense No
Dimensions
Height 950μm
Length 6.6mm
Width 4.5mm
Compliance
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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