Datasheet
LTC4090/LTC4090-5
28
4090fc
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2007
LT 0209 REV C • PRINTED IN USA
RELATED PARTS
PART NUMBER DESCRIPTION COMMENTS
Battery Chargers
LTC1733 Monolithic Lithium-Ion Linear Battery
Charger
Standalone Charger with Programmable Timer, Up to 1.5A Charge Current
LTC1734 Lithium-Ion Linear Battery Charger in
ThinSOT™
Simple ThinSOT Charger, No Blocking Diode, No Sense Resistor Needed
LTC4002 Switch Mode Lithium-Ion Battery
Charger
Standalone, 4.7V ≤ V
IN
≤ 24V, 500kHz Frequency, Three-Hour Charge Termination
LTC4053 USB Compatible Monolithic Li-Ion
Battery Charger
Standalone Charger with Programmable Timer, Up to 1.25A Charge Current
LTC4054 Standalone Linear Li-Ion Battery
Charger with Integrated Pass Transistor
in ThinSOT
Thermal Regulation Prevents Overheating, C/10 Termination, C/10 Indicator, Up to 800mA
Charge Current
LTC4057 Lithium-Ion Linear Battery Charger Up to 800mA Charge Current, Thermal Regulation, ThinSOT Package
LTC4058 Standalone 950mA Lithium-Ion Charger
in DFN
C/10 Charge Termination, Battery Kelvin Sensing, ±7% Charge Accuracy
LTC4059 900mA Linear Lithium-Ion Battery
Charger
2mm
2mm DFN Package, Thermal Regulation, Charge Current Monitor Output
LTC4065/LTC4065A Standalone Li-Ion Battery Chargers
in 2mm
2mm DFN
4.2V, ±0.6% Float Voltage, Up to 750mA Charge Current, 2mm
2mm DFN,
“A” Version Has ACPR Function.
LTC4095 Standalone USB Lithium-Ion/Polymer
Battery Charger in in 2mm 2mm DFN
950mA Charge Current, Timer Termination + C/10 Detection Output, 4.2V, 0.6% Accurate
Float Voltage, Four CHRG Pin Indicator States
Power Management
LTC3406/LTC3406A 600mA (I
OUT
), 1.5MHz, Synchronous
Step-Down DC/DC Converter
95% Effi ciency, V
IN
: 2.5V to 5.5V, V
OUT
= 0.6V, I
Q
= 20μA, I
SD
< 1μA, ThinSOT Package
LTC3411 1.25A (I
OUT
), 4MHz, Synchronous
Step-Down DC/DC Converter
95% Effi ciency, V
IN
: 2.5V to 5.5V, V
OUT
= 0.8V, I
Q
= 60μA, I
SD
< 1μA, MS10 Package
LTC3440 600mA (I
OUT
), 2MHz, Synchronous
Buck-Boost DC/DC Converter
95% Effi ciency, V
IN
: 2.5V to 5.5V, V
OUT
= 2.5V, I
Q
= 25μA, I
SD
< 1μA, MS Package
LTC3455 Dual DC/DC Converter with USB Power
Manager and Li-Ion Battery Charger
Seamless Transition Between Power Sources: USB, Wall Adapter and Battery;
95% Effi cient DC/DC Conversion
LT3493 1.2A, 750kHz Step-Down Switching
Regulator
88% Efficiency, V
IN
: 3.6V to 36V (40V Maximum), V
OUT
= 0.8V, I
SD
< 2μA, 2mm 3mm
DFN Package
LTC4055 USB Power Controller and Battery
Charger
Charges Single-Cell Li-Ion Batteries Directly from a USB Port, Thermal Regulation,
200m
Ideal Diode, 4mm 4mm QFN16 Package
LTC4066 USB Power Controller and Li-Ion Battery
Charger with Low Loss Ideal Diode
Charges Single-Cell Li-Ion Batteries Directly from a USB Port, Thermal Regulation, 50m
Ideal Diode, 4mm
4mm QFN24 Package
LTC4067 USB Power Controller with OVP, Ideal
Diode and Li-Ion Battery Charger
13V Overvoltage Transient Protection, Thermal Regulation, 200mΩ Ideal Diode with
<50mΩ Option, 4mm × 3mm DFN-14 Package
LTC4085 USB Power Manager with Ideal Diode
Controller and Li-Ion Charger
Charges Single-Cell Li-Ion Batteries Directly from a USB Port, Thermal Regulation,
200mΩ Ideal Diode with <50mΩ Option, 4mm 3mm DFN14 Package
LTC4089/
LTC4089-5
USB Power Manager with Ideal Diode
Controller and High Effi ciency Li-Ion
Battery Charger
High Effi ciency 1.2A Charger from 6V to 36V (40V Max) Input Charges Single-Cell Li-Ion
Batteries Directly from a USB Port, Thermal Regulation, 200mΩ Ideal Diode with <50mΩ
Option, Bat-Track Adaptive Output Control (LTC4089), Fixed 5V Output (LTC4089-5),
6mm × 3mm DFN-22 Package
LTC4411/LTC4412 Low Loss PowerPath Controller in
ThinSOT
Automatic Switching Between DC Sources, Load Sharing, Replaces ORing Diode
LTC4412HV High Voltage Power Path Controllers in
ThinSOT
V
IN
: 3V to 36V, More Effi cient than Diode ORing, Automatic Switching Between DC
Sources, Simplifi ed Load Sharing, ThinSOT Package.
ThinSOT is a trademark of Linear Technology Corporation.