Datasheet Linear Technology LTC3555

ManufacturerLinear Technology
SeriesLTC3555

High Efficiency USB Power Manager + Triple Step-Down DC/DC

Datasheets

LTC3555/LTC3555-X - High Efficiency USB Power Manager + Triple Step-Down DC/DC
PDF, 389 Kb, Revision: E, File uploaded: Oct 22, 2017
Extract from the document

Prices

Packaging

LTC3555EUFD#PBFLTC3555EUFD#TRPBFLTC3555EUFD-1#PBFLTC3555EUFD-1#TRPBFLTC3555EUFD-3#PBFLTC3555EUFD-3#TRPBFLTC3555IUFD#PBFLTC3555IUFD#TRPBFLTC3555IUFD-1#PBFLTC3555IUFD-1#TRPBFLTC3555IUFD-3#PBFLTC3555IUFD-3#TRPBF
N123456789101112
Package4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
4x5 QFN-28
Package Outline Drawing
Package CodeUFDUFDUFDUFDUFDUFDUFDUFDUFDUFDUFDUFD
Package Index05-08-171205-08-171205-08-171205-08-171205-08-171205-08-171205-08-171205-08-171205-08-171205-08-171205-08-171205-08-1712
Pin Count282828282828282828282828

Parametrics

Parameters / ModelsLTC3555EUFD#PBFLTC3555EUFD#TRPBFLTC3555EUFD-1#PBFLTC3555EUFD-1#TRPBFLTC3555EUFD-3#PBFLTC3555EUFD-3#TRPBFLTC3555IUFD#PBFLTC3555IUFD#TRPBFLTC3555IUFD-1#PBFLTC3555IUFD-1#TRPBFLTC3555IUFD-3#PBFLTC3555IUFD-3#TRPBF
Battery ChemistryLi-Ion, Li-PolymerLi-Ion, Li-PolymerLi-Ion, Li-PolymerLi-Ion, Li-PolymerLi-Ion, Li-PolymerLi-Ion, Li-PolymerLi-Ion, Li-PolymerLi-Ion, Li-PolymerLi-Ion, Li-PolymerLi-Ion, Li-PolymerLi-Ion, Li-PolymerLi-Ion, Li-Polymer
Buck Output Current, A0.4, 0.4, 10.4, 0.4, 10.4, 0.4, 10.4, 0.4, 10.4, 0.4, 10.4, 0.4, 10.4, 0.4, 10.4, 0.4, 10.4, 0.4, 10.4, 0.4, 10.4, 0.4, 10.4, 0.4, 1
Demo BoardsDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-BDC1020A,DC1376A-A,DC1376A-B
Export Controlnononononononononononono
FeaturesTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst ModeTriple Buck, LDO, PowerPath, Bat-Track, Battery Charger, Burst Mode
Float Voltage, V4.2V4.2V4.2V4.2V4.2V4.2V4.2V4.2V4.2V4.2V4.2V4.2V
LDO Output Current, A0.0250.0250.0250.0250.0250.0250.0250.0250.0250.0250.0250.025
Max Charge Current, A1.51.51.51.51.51.51.51.51.51.51.51.5
Number of Cells111111111111
Number of Outputs444444444444
Operating Temperature Range, °C0 to 850 to 850 to 850 to 850 to 850 to 85-40 to 85-40 to 85-40 to 85-40 to 85-40 to 85-40 to 85
PowerPathSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal DiodeSwitching PowerPath, 180mΩ Internal Ideal Diode
SubnameLTC3555LTC3555LTC3555LTC3555LTC3555LTC3555LTC3555LTC3555LTC3555LTC3555LTC3555LTC3555
Type of ChargerLinearLinearLinearLinearLinearLinearLinearLinearLinearLinearLinearLinear
Vin Max, V5.55.55.55.55.55.55.55.55.55.55.55.5
Vin Min, V2.72.72.72.72.72.72.72.72.72.72.72.7

Eco Plan

LTC3555EUFD#PBFLTC3555EUFD#TRPBFLTC3555EUFD-1#PBFLTC3555EUFD-1#TRPBFLTC3555EUFD-3#PBFLTC3555EUFD-3#TRPBFLTC3555IUFD#PBFLTC3555IUFD#TRPBFLTC3555IUFD-1#PBFLTC3555IUFD-1#TRPBFLTC3555IUFD-3#PBFLTC3555IUFD-3#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Design Notes

  • USB Power Solution Includes Switching Power Manager, Battery Charger, Three Synchronous Buck Regulators and LDO &mdash DN420
    PDF, 84 Kb, File published: Jul 13, 2007
    Extract from the document

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
    Extract from the document

Model Line

Manufacturer's Classification

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