Data Sheet

LT3652
26
3652fe
For more information www.linear.com/LT3652
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER DESCRIPTION COMMENTS
LT3650-8.2/LT3650-8.4 Monolithic 2A Switch Mode 2-Cell Li-Ion
Battery Charger
Standalone, 9V ≤ V
IN
≤ 32V (40V Absolute Maximum), 1MHz, 2A Programmable
Charge Current, Timer or C/10 Termination, Small and Few External
Components, 3mm × 3mm DFN12 Package, –8.2 for 2 × 4.1V Float Voltage
Batteries, –8.4 for 2 × 4.2V Float Voltage Batteries
LTC4001/LTC4001-1 Monolithic 2A Switch Mode Synchronous
Li-Ion Battery Charger
Standalone, 4V ≤ V
IN
≤ 5.5V (6V Absolute Maximum, 7V Transient), 1.5MHz,
Synchronous Rectification Efficiency >90%, Adjustable Timer Termination, Small
and Few External Components, 4mm × 4mm QFN-16 Package –1 for 4.1V Float
Voltage Batteries
LTC4002 Switch Mode Lithium-Ion Battery Charger Standalone, 4.7V ≤ V
IN
≤ 24V, 500kHz Frequency, 3 Hour Charge Termination
LTC4006 Small, High Efficiency, Fixed Voltage,
Lithium-Ion Battery Charger with
Termination and Thermistor Sensor
Complete Charger for 3- or 4-Cell Li-Ion Batteries, AC Adapter Current Limit,
16-Pin Narrow SSOP Package
LTC4007 High Efficiency, Programmable Voltage
Battery Charger with Termination
Complete Charger for 3- or 4-Cell Li-Ion Batteries, AC Adapter Current Limit,
Thermistor Sensor and Indicator Outputs
LTC4008 4A, High Efficiency, Multi-Chemistry
Battery Charger
Constant-Current/Constant-Voltage Switching Regulator Charger, Resistor
Voltage/Current Programming, AC Adapter Current Limit and Thermistor Sensor
and Indicator Outputs
LTC4012/LTC4012-1/
LTC4012-2/ LTC4012-3
4A, High Efficiency, Multi-Chemistry
Battery Charger with PowerPath™ Control
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 –1 Version for 4.1V Li Cells,
–2 Version for 4.2V Li Cells, –3 Version has Extra GND Pin
LTC4015 Multichemistry Buck Battery Charger
Controller with Digital Telemetry System
Multichemistry Li-Ion/Polymer, LiFePO
4
, or Lead-Acid Battery Charger with
Termination, Digital Telemetry System Monitors V
BAT
, I
BAT
, R
BAT
, NTC Ratio
(Battery Temperature), V
IN
, I
IN
, V
SYSTEM
, Die Temperature, Coulomb Counter and
Integrated 14-Bit ADC, Maximum Power Point Tracking, Wide Charging Input
Voltage Range: 4.5V to 35V, Wide Battery Voltage Range: Up to 35V,
5mm × 7mm QFN-38 Package
LTC4020 55V Buck-Boost Multi-Chemistry Battery
Charger
Wide Voltage Range: 4.5V to 55V Input, Up to 55V Output (60V Absolute
Maximums), Synchronous Buck-Boost DC/DC Controller, Li-Ion and Lead-Acid
Charge Algorithms, Input Voltage Regulation for High Impedance Input Supplies
and Solar Panel Peak Power Operation, Low Profile (0.75mm) 38-Pin 5mm ×
7mm QFN Package
1A Solar Panel Powered 3-Stage 12V Lead-Acid Fast/Float Charger; 1A Charger Fast Charges with CC/CV Characteristics Up
to 14.4V; When Charge Current Falls to 0.1A Charger Switches to 13.5V Float Charge Mode; Charger Re-Initiates 14.4V Fast
Charge Mode if Battery Voltage Falls Below 13.2V and Trickle Charges at 0.15A if Battery Voltage is Below 10V; 0°C to 45°C
Battery Temperature Charging Range
SW
V
IN
SOLAR PANEL INPUT
<40V OC VOLTAGE
16V PEAK POWER VOLTAGE
V
IN_REG
V
FB
BOOST
SENSE
BAT
NTC
TIMER
22µH
MBRS340
309k
100k
1µF
1N914 BZX84C6V2L
910
174k
1N41481M
SYSTEM
LOAD
WURTH
7447779122
12V LEAD
ACID BATTERY
10k
B = 3380
muRata
NCP18XH103
+
10µF
0.1
100µF
LT3652
10µF
4.7µF
SHDN
CHRG
FAULT
499k
100k
+
3652 TA04
MBRS140
 LINEAR TECHNOLOGY CORPORATION 2010
LT 1215 REV E • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
●
FAX: [phone]
●
www.linear.com/LT3652