Datasheet Linear Technology LTC3556

ManufacturerLinear Technology
SeriesLTC3556

High Efficiency USB Power Manager with Dual Buck and Buck-Boost DC/DCs

Datasheets

LTC3556 - High Efficiency USB Power Manager with Dual Buck and Buck-Boost DC/DCs
PDF, 646 Kb, Revision: A, File uploaded: Oct 22, 2017
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Prices

Packaging

LTC3556EUFD#PBFLTC3556EUFD#TRPBF
N12
Package4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
Package CodeUFDUFD
Package Index05-08-171205-08-1712
Pin Count2828

Parametrics

Parameters / ModelsLTC3556EUFD#PBFLTC3556EUFD#TRPBF
Battery ChemistryLi-Ion, Li-PolymerLi-Ion, Li-Polymer
Buck Output Current, A0.4, 0.40.4, 0.4
Buck-Boost Output Current, A11
Demo BoardsDC1296ADC1296A
Export Controlnono
FeaturesDual Buck, Buck-Boost, PowerPath, Bat-Track, Battery Charger, LDO, Burst ModeDual Buck, Buck-Boost, PowerPath, Bat-Track, Battery Charger, LDO, Burst Mode
Float Voltage, V4.2V4.2V
LDO Output Current, A0.0250.025
Max Charge Current, A1.51.5
Number of Cells11
Number of Outputs33
Operating Temperature Range, °C0 to 850 to 85
PowerPathSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal Diode
Type of ChargerLinearLinear
Vin Max, V5.55.5
Vin Min, V4.354.35

Eco Plan

LTC3556EUFD#PBFLTC3556EUFD#TRPBF
RoHSCompliantCompliant

Articles

  • New Family of Integrated Power Controllers Combine Fast Battery Charging, PowerPath Control and Efficient DC/DC Converters in Less Than 20mm2 &mdash LT Journal
    PDF, 303 Kb, File published: Sep 23, 2008
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Model Line

Manufacturer's Classification

  • Power Management > PMIC & Multifunction > PMIC (DC/DC, PowerPath and Battery Charger)
EMS supplier