lt3651-4.2 Linear Technology Corporation, lt3651-4.2 Datasheet - Page 20

• Manufacturer Part Number: lt3651-4.2
• Description: Monolithic 4a High Voltage Li-ion Battery Charger Features
• Manufacturer: Linear Technology Corporation

LT3651-4.2
Typical applicaTion
relaTeD parTs
PART NUMBER
LT1511
LT1513
LT3650
LT3652
LTC4002
LTC4006
LTC4007
LTC4008
LTC4009/LTC4009-1
LTC4009-2
LTC4012/LTC4012-1/
LTC4012-2/LTC4012-3
0
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
3A Constant Current/Constant Voltage
Battery Charger
SEPIC Constant or Programmable
Current/Constant Voltage Battery Charger
2A Monolithic Li-Ion Battery Charger
Power Tracking 2A Battery Charger
Standalone Li-Ion Switch Mode
Battery Charger
Small, High Efficiency, Fixed Voltage
Li-Ion Battery Charger with Termination
High Efficiency, Programmable Voltage
Battery Charger with Termination
4A, High Efficiency, Multi-Chemistry
Battery Charger
High Efficiency, Multi-Chemistry
Battery Charger
4A, High Efficiency, Multi-Chemistry
Battery Charger with PowerPath Control
CONTROLLER
●
FAX: [phone]
V
LOGIC
TO
Current Limit, 10ms Soft-Start and Battery Temperature Monitoring
7.5V to 32V 4A Charger with 3-Hour Charge Timeout, 6.3A Input
50k
50k
●
www.linear.com
V
50k
IN
R
54.9k
T
SBM540
50k
C
0.68µF
TIMER
1µF
COMMENTS
High Efficiency, Minimum External Components to Fast Charge Lithium,
NIMH and NiCd Batteries, 24-Lead SO Package
Charger Input Voltage May Be Higher, Equal to or Lower Than Battery Voltage,
500kHz Switching Frequency, DD Pak and TO-220 Packages
High Efficiency, Wide Input Voltage Range Charger, Time or Charge Current
Termination, Automatic Restart, Temperature Monitoring, Programmable Charge
Current, Input Current Limit, 12-Lead DFN and MSOP Packages
Input Supply Voltage Regulation Loop for Peak Power Tracking in (MPPT)
Solar Applications, Standalone, 4.95V ≤ V
Programmable Charge Current, Timer or C/10 Termination, 3mm × 3mm DFN-12
Package and MSOP-12 Packages
Complete Charger for 1- or 2-Cell Li-Ion Batteries, Onboard Timer Termination,
Up to 4A Charge Current, 10-Lead DFN and SO-8 Packages
Complete Charger for 2-, 3- or 4-Cell Li-Ion Batteries, AC Adapter Current Limit
and Thermistor Sensor, 16-Lead Narrow SSOP Package
Complete Charger for 3- or 4-Cell Li-Ion Batteries, AC Adapter Current Limit,
Thermistor Sensor and Indicator Outputs, 24-Lead SSOP Package
Complete Charger for 2- to 6-Cell Li-Ion Batteries or 4- to 18-Cell Nickel Batteries,
Up to 96% Efficiency, 20-Lead SSOP Package
Complete Charger for 1- to 4-Cell Li-Ion Batteries or 4- to 18-Cell Nickel Batteries,
Up to 93% Efficiency, 20-Lead (4mm × 4mm) QFN Package, LTC4009-1 for 4.1V
Float Voltage, LTC4009-2 for 4.2V Float Voltage
PowerPath Control, Constant-Current/Constant-Voltage Switching Regulator Charger,
Resistor, Voltage/Current Programming, AC Adapter Current Limit and Thermistor
Sensor and Indicator Outputs, 1 to 4-cell Li, Up to 18-cell Ni, SLA and SuperCap
Compatible; 4mm × 4mm QFN-20 Package; LTC4012-1 Version for 4.1V Li Cells,
LTC4012-2 Version for 4.2V Li Cells, LTC4012-3 Version Has Extra GND Pin
SHDN
ACPR
FAULT
CHRG
RT
TIMER
CLP
I
0.47µF
LIM
16m
R
IL
RNG/SS
LT3651
CLN
BOOST
SENSE
GND
V
NTC
BAT
SW
IN
1N5819
1µF
C
22µF
IN
TO
SYSTEM
LOAD
R
24m
3.3µH
SENSE
NTC B
10k
C
100µF
BAT
+
IN
BATTERY
≤ 32V (40V Abs Max), 1MHz, 2A
 LINEAR TECHNOLOGY CORPORATION 2010
3651 TA04
LT 0810 • PRINTED IN USA
365142f