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See Technical Specifications

LTC4098EUDC#TRPBF +BOM

USB Compatible Switching Power Managers/Li-Ion Chargers with Overvoltage Protection

Manufacturer:

Analog Devices, Inc
Mfr.Part #:

LTC4098EUDC#TRPBF
Datasheet:

LTC4098EUDC#TRPBF Datasheet (PDF)
Product:

Charge Management
Battery Type:

Li-Ion, Li-Polymer
Operating Supply Voltage:

5.5 V
Packaging:

Reel
EDA/CAD Models:

Request Free CAD Models for LTC4098EUDC#TRPBF

LTC4098EUDC#TRPBF General Description

The LTC4098/LTC4098-1 are high efficiency USB Power-Path controllers and full-featured Li-Ion/Polymer battery chargers. They seamlessly manage power distribution from multiple sources including USB, wall adapter, automotive, Firewire or other high voltage DC/DC converters, and a Li-Ion/Polymer battery.

Key Features

Switching Regulator with Bat-Track^™ Adaptive Output Control Makes Optimal Use of Limited Power Available from USB Port to Charge Battery and Power Application
Overvoltage Protection Guards Against Damage
Bat-Track External Step-Down Switching Regulator Control Maximizes Efficiency from Automotive, Firewire and Other High Voltage Input Sources
180mΩ Internal Ideal Diode Plus External Ideal Diode Controller Seamlessly Provide Low Loss PowerPath^™ when Input Power is Limited or Unavailable
Preset 4.2V Charge Voltage with 0.5% Accuracy (4.1V for LTC4098-1)
4.1V Float Voltage (LTC4098-1) Improves Battery Life and High Temperature Safety Margin
Instant-On Operation with Discharged Battery
700mA Maximum Load Current from USB Port
1.5A Maximum Charge Current with Thermal Limiting
20-Lead 3mm × 4mm × 0.75mm QFN Package

Application

Media Players
GPS
PDAs
Smart Phones

Specifications

Product Category:	Battery Management	Product:	Charge Management
Battery Type:	Li-Ion, Li-Polymer	Operating Supply Voltage:	5.5 V
Packaging:	Reel	Series:	LTC4098
Mounting Style:	SMD/SMT	Development Kit:	DC1284A, DC1303A, DC1394A, DC1395A
Product Type:	Battery Management	Factory Pack Quantity:	2500
Subcategory:	PMIC - Power Management ICs	Tags	LTC4098, LTC409, LTC40, LTC4, LTC
Product Category	Battery Management	Product	Charge Management
Battery Type	Lithium-ion, Lithium Polymer	Operating Supply Voltage	5.5 V
Mounting Style	SMD/SMT	Series	LTC4098
Development Kit	DC1284A, DC1303A, DC1394A, DC1395A	Product Type	Battery Management
Factory Pack Quantity	2500	Subcategory	PMIC - Power Management ICs