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RoHS
RoHS RoHS compliant
Package 8-WFDFN Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Power Over Ethernet (PoE) Controllers
Description LTC4257 Active Tube REQUIRES A NEGATIVE SUPPLY OF 48V power over ethernet controller 3mA 3mm 57V Max 12.95W
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Buying Options
Total Price: USD $3.11
Unit Price: USD $3.1064
≥1 USD $3.1064
≥10 USD $2.79224
≥100 USD $2.639648
≥500 USD $2.28778
≥1000 USD $2.17045
≥3000 USD $1.947537
Inventory: 426
Minimum: 1
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Technical Details

Supply Chain

Factory Lead Time 8 Weeks

Physical

Package / Case 8-WFDFN Exposed Pad
Surface Mount YES

Technical

Operating Temperature 0°C~70°C
Packaging Tube
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
Subcategory Power Management Circuits
Technology CMOS
Voltage - Supply 57V Max
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Terminal Pitch 0.5mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LTC4257
Pin Count 8
JESD-30 Code S-PDSO-N8
Number of Channels 1
Adjustable Threshold NO
Power - Max 12.95W
Current - Supply 3mA
Supply Current-Max (Isup) 3mA
Internal Switch(s) Yes
Standards 802.3af (PoE)
Auxiliary Sense No

Dimensions

Height Seated (Max) 0.8mm
Length 3mm
Width 3mm

Compliance

RoHS Status ROHS3 Compliant

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