Datasheet Linear Technology LTC3455-1

ManufacturerLinear Technology
SeriesLTC3455-1

Dual DC/DC Converter with USB Power Manager and Li-Ion Battery Charger

Datasheets

LTC3455/LTC3455-1 - Dual DC/DC Converter with USB Power Manager and Li-Ion Battery Charger
PDF, 346 Kb, Revision: C, File uploaded: Oct 21, 2017
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Prices

Packaging

LTC3455EUF-1#PBFLTC3455EUF-1#TRPBF
N12
Package4x4 QFN-24
Package Outline Drawing
4x4 QFN-24
Package Outline Drawing
Package CodeUFUF
Package Index05-08-169705-08-1697
Pin Count2424

Parametrics

Parameters / ModelsLTC3455EUF-1#PBFLTC3455EUF-1#TRPBF
Battery ChemistryLi-Ion, Li-PolymerLi-Ion, Li-Polymer
Buck Output Current, A0.4, 0.60.4, 0.6
Demo BoardsDC1448A,DC631BDC1448A,DC631B
Export Controlnono
FeaturesDual Input, Battery Charger, PowerPath, Buck, Hot SwapDual Input, Battery Charger, PowerPath, Buck, Hot Swap
Float Voltage, V4.2V, 4.1V4.2V, 4.1V
Max Charge Current, A11
Number of Outputs22
Operating Temperature Range, °C0 to 850 to 85
PowerPathLinear PowerPath, 150mΩ Internal Ideal DiodeLinear PowerPath, 150mΩ Internal Ideal Diode
Type of ChargerLinearLinear
Vin Max, V5.55.5
Vin Min, V4.34.3

Eco Plan

LTC3455EUF-1#PBFLTC3455EUF-1#TRPBF
RoHSCompliantCompliant

Other Options

LTC3455

Design Notes

  • Simple, Efficient, All-in-One USB Power Management IC Solution &mdash DN1008
    PDF, 66 Kb, File published: Aug 1, 2004
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Articles

  • Complete USB Power Manager, Li-Ion Charger and Two Buck Converters in a 4mm x 4mm QFN &mdash LT Journal
    PDF, 272 Kb, File published: Feb 1, 2004
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  • 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