LTC4061
20
4061fd
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 0710 REV D • PRINTED IN USA
relaTeD parTs
Typical applicaTion
USB/Wall Adapter Power Li-Ion Charger
(Using Charge Current Termination)
Full-Featured Li-Ion Charger
(Using Time Termination)
PART NUMBER DESCRIPTION COMMENTS
Battery Chargers
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
≤ 0mA
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
LTC4062 Standalone Linear Li-Ion Battery Charger with
Micropower Comparator
4.2V, ±0.35% Float Voltage, Up to 1A Charge Current,
3mm × 3mm DFN Package
LTC4063 Li-Ion Charger with Linear Regulator
Up to 1A Charge Current, 100mA, 125mV LDO, 3mm × 3mm DFN Package
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 Converter
95% Efficiency, 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 Converter
95% Efficiency, 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% Efficiency, V
IN
: 2.5V to 5.5V, V
OUT
= 0.8V, I
Q
= 60µA, I
SD
< 1µA,
MS Package
LTC3440 600mA (I
OUT
), 2MHz, Synchronous Buck-Boost
DC/DC Converter
95% Efficiency, V
IN
: 2.5V to 5.5V, V
OUT
= 2.5V, I
Q
= 25µA, I
SD
< 1µA,
MS Package
LTC4413 Dual Ideal Diode in DFN 2-Channel Ideal Diode ORing, Low Forward On-Resistance, Low Regulated
Forward Voltage, 2.5V ≤ V
IN
≤ 5.5V
+
CHRG
TIMER
PROG
I
DET
5
3
9
8
BAT
ACPR
NTC
1
2
LTC4061
GND
100k
100k
NTC
11
619Ω
1.25k
1k 1k
800mA
10
1µF
0.1µF
V
IN
5V
4061 TA02
V
IN
SINGLE-CELL
Li-Ion BATTERY
V
CC
6
4
C/5
+
V
CC
TIMER
BAT
PROG
I
DET
LTC4061
GND
2k1k
11
8
9
1
1µF
10
3
6
2.5k
USB
POWER
4061 TA03
Li-Ion
CELL
µC C/5
5V
WALL ADAPTER
