LTC4066/LTC4066-1
28
4066fc
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2005
LT 0108 REV C • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
USB Power Control Application with Wall Adapter Input
IN
SUSP
SHDN
HPWR
CLDIS
SUSPEND USB POWER
SHUTDOWN
500mA/100mA SELECT
INPUT CURRENT
LIMIT DISABLE
OUT
PROG
LTC4066
CLPROG
GND
BAT
V
NTC
NTC
Li-Ion
CELL
TO LDOs
REGs, ETC
CHRG
ACPR
WALL
POL
I
STAT
TIMER
0.15μF
4006 TA03
TO ADC FOR
GAS GAUGE
R
ISTAT
2k
R
NTCBIAS
100k
R
NTC
100k
510Ω
R
PROG
71.5k
*SERIES 1Ω RESISTOR ONLY
NEEDED FOR INDUCTIVE
INPUT SUPPLIES
R
CLPROG
2.1k
+
4.7μF4.7μF
510Ω10k
R1
26.7k
5V WALL
ADAPTER
INPUT
5V (NOM)
FROM USB
CABLE V
BUS
1Ω*
R2
10k
4.7μF
1Ω*
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
LTC1734L Lithium-Ion Linear Battery Charger in ThinSOT Low Current Version of LTC1734; 50mA ≤ I
CHRG
≤ 180mA
LTC4002 Switch Mode Lithium-Ion Battery Charger Standalone, 4.7V ≤ V
IN
≤ 24V, 500kHz Frequency, 3-Hour Charge Termination
LTC4052 Monolithic Lithium-Ion Battery Pulse Charger No Blocking Diode or External Power FET Required, ≤1.5A Charge Current
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
LTC4411/LTC4412 Low Loss PowerPath Controller in ThinSOT Automatic Switching Between DC Sources, Load Sharing, Replaces ORing
Diodes
Power Management
LTC3405/LTC3405A 300mA (I
OUT
), 1.5MHz, Synchronous Step-Down
DC/DC Converters
95% Effi ciency, V
IN
= 2.7V to 6V, V
OUT
= 0.8V, I
Q
= 20μA, I
SD
< 1μA,
ThinSOT Package
LTC3406/LTC3406A 600mA (I
OUT
), 1.5MHz, Synchronous Step-Down
DC/DC Converters
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
LTC4055 USB Power Controller and Battery Charger Charges Single Cell Li-Ion Batteries Directly from a USB Port, Thermal
Regulation, 200mΩ Ideal Diode, 4mm × 4mm QFN16 Package
ThinSOT is a trademark of Linear Technology Corporation.
