LTC4068XEDD-4.2#PBF Linear Technology, LTC4068XEDD-4.2#PBF Datasheet - Page 12

• Manufacturer Part Number: LTC4068XEDD-4.2#PBF
• Description: IC CHARGER BATT LI-ON 8-DFN
• Manufacturer: Linear Technology

Specifications of LTC4068XEDD-4.2#PBF

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 4.25 V ~ 6.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-WFDFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

RELATED PARTS
LTC4068-4.2/LTC4068X-4.2
PART NUMBER
LTC1732
LTC1733
LTC1734
LTC1734L
LTC1998
LTC4007
LTC4050
LTC4052
LTC4053
LTC4054
LTC4057
LTC4058
LTC4058X
LTC4410
LTC4411
LTC4412
ThinSOT and PowerPath are trademarks of Linear Technology Corporation.
12
TYPICAL APPLICATIO S
V
5V
IN
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
1µF
Full Featured Single Cell Li-Ion Charger
1k
DESCRIPTION
Lithium-Ion Linear Battery Charger Controller
Monolithic Lithium-Ion Linear Battery Charger
Lithium-Ion Linear Battery Charger in ThinSOT
Lithium-Ion Linear Battery Charger in ThinSOT
Lithium-Ion Low Battery Detector
4A Multicell Li-Ion Battery Charger
Lithium-Ion Linear Battery Charger Controller
Monolithic Lithium-Ion Battery Pulse Charger
USB Compatible Monolithic Li-Ion Battery Charger
Standalone Linear Li-Ion Battery Charger
in ThinSOT
Li-Ion Linear Battery Charger
Standalone Li-Ion Linear Charger in DFN
USB Power Manager
Low Loss PowerPath
1k
7
3
8
●
ACPR
CHRG
EN
FAX: [phone]
LTC4068-4.2
GND
V
CC
6
4, 9
ITERM
PROG
BAT
ADAPTER
5V WALL
POWER
TM
2
1
5
U
USB
Controller in ThinSOT
500mA
2k
●
1k
www.linear.com
+
USB/Wall Adapter Power Li-Ion Charger
1k
1-CELL
Li-Ion
BATTERY
405642 TA03
1µF
1µF
TM
6
LTC4068-4.2
V
CC
GND
COMMENTS
Simple Charger uses External FET, Features Preset Voltages, C/10
Charger Detection and Programmable Timer, Input Power Good Indication
Standalone Charger with Programmable Timer, Up to 1.5A Charge Current
Simple ThinSOT Charger, No Blocking Diode, No Sense Resistor Needed
Low Current Version of LTC1734; 50mA ≤ I
1% Accurate 2.5µA Quiescent Current, SOT-23
Standalone Charger, 6V ≤ V
±0.8% Charging Voltage Accuracy
C/10 Charger Detection and Programmable Timer, Thermistor Interface
No Blocking Diode or External Power FET Required, ≤1.5A Charge Current
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
Up to 800mA Charge Current, Thermal Regulation, ThinSOT Package
Up to 950mA Charge Current, Kelvin Sense for High Accuracy,
C/10 Charge Termination
For Simultaneous Operation of USB Peripheral and Battery Charging from USB
Port, Keeps Current Drawn from USB Port Constant, Keeps Battery Fresh, Use
with the LTC4053, LTC1733, or LTC4054
Automatic Switching Between DC Sources, Load Sharing,
Replaces ORing Diodes
ITERM
PROG
4, 9
BAT
Li-Ion Battery Charger with Reverse Polarity Input Protection
ADAPTER
2
1
5
WALL
1.25k
5k
5V
I
+
BAT
1-CELL
Li-Ion
BATTERY
IN
µC
100mA/
500mA
≤ 28V, Up to 96% Efficiency,
1µF
406842 TA05
8
EN
© LINEAR TECHNOLOGY CORPORATION 2004
LTC4068-4.2
CHRG
GND
V
LT/TP 0904 1K REV A • PRINTED IN USA
CC
6
ITERM
4, 9
PROG
≤ 180mA
BAT
2
1
5
500mA
1k
+
406842 TA04
1-CELL
Li-Ion
BATTERY
406842fa