LTC4075XEDD View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTC4075XEDD Datasheet PDF : 16 Pages
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LTC4075/LTC4075X
TYPICAL APPLICATIO
Full Featured Li-Ion Charger
WALL
ADAPTER
LTC4075
DCIN
BAT
USB
USBIN
POWER
1µF
1µF
2.1k 1.24k
1%
1%
PWR
IUSB CHRG
IDC
ITERM
GND
800mA (WALL)
475mA (USB)
1k 1k
+ 1-CELL
Li-Ion
BATTERY
1k
1%
4075 TA03
RELATED PARTS
PART NUMBER
LTC3455
LTC4053
LTC4054/LTC4054X
LTC4055
DESCRIPTION
Dual DC/DC Converter with USB Power
Management and Li-Ion Battery Charger
USB Compatible Monolithic Li-Ion Battery Charger
Standalone Linear Li-Ion Battery Charger
with Integrated Pass Transistor in ThinSOT
USB Power Controller and Battery Charger
LTC4058/LTC4058X
LTC4061
LTC4066
LTC4068/LTC4068X
LTC4410
Standalone 950mA Lithium-Ion Charger in DFN
Standalone Li-Ion Charger with Thermistor Interface
USB Power Controller and Li-Ion Linear Battery
Charger with Low-Loss Ideal Diode
Standalone Linear Li-Ion Battery Charger with
Programmable Termination
USB Power Manager and Battery Charger
LTC4411/LTC4412 Low Loss PowerPathTM Controller in ThinSOT
ThinSOT and PowerPath are trademarks of Linear Technology Corporation
COMMENTS
Efficiency >96%, Accurate USB Current Limiting (500mA/100mA),
4mm × 4mm QFN-24 Package
Standalone Charger with Programmable Timer, Up to 1.25A Charge Current
Thermal Regulation Prevents Overheating, C/10 Termination,
C/10 Indicator, Up to 800mA Charge Current
Charges Single-Cell Li-Ion Batteries Directly from USB Port,
Thermal Regulation, 4mm × 4mm QFN-16 Package
C/10 Charge Termination, Battery Kelvin Sensing, ±7% Charge Accuracy
4.2V, ±0.35% Float Voltage, Up to 1A Charge Current
Seamless Transition Between Input Power Sources: Li-Ion Battery, USB and
Wall Adapter, Low-Loss (50Ω) Ideal Diode, 4mm × 4mm QFN-24 Package
Charge Current up to 950mA, Thermal Regulation,
3mm × 3mm DFN-8 Package
Manages Total Power Between a USB Peripheral and Battery Charger,
Ultralow Battery Drain: 1µA, ThinSOTTM Package
Automatic Switching Between DC Sources, Load Sharing,
Replaces ORing Diodes
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
4075Xf
LT/TP 0405 500 • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2005
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