LTC4001 Datasheet, PDF (20/20 Pages) Linear Technology – 2A Synchronous Buck Li-Ion Charger

LTC4001
RELATED PARTS
PART NUMBER
LT^®1511
LT1513
LT1571
LTC1729
LT1769
LTC4002
LTC4006
LTC4007
LTC4008
DESCRIPTION
COMMENTS
3A Constant Current/Constant Voltage Battery Charger High Efficiency, Minimum External Components to Fast Charge Lithium,
NIMH and NiCd Batteries, 24-Lead SO Package
SEPIC Constant or Programmable Current/Constant Charger Input Voltage May Be Higher, Equal to or Lower Than Battery
Voltage Battery Charger
Voltage, 500kHz Switching Frequency, DD Pak and TO-220 Packages
1.5A Switching Charger
1- or 2-Cell Li-Ion, 500kHz or 200kHz Switching Frequency,
Termination Flag, 16- and 28-Lead SSOP Packages
Li-Ion Battery Charger Termination Controller
Trickle Charge Preconditioning, Temperature Charge Qualification,
Time or Charge Current Termination, Automatic Charger and Battery
Detection, and Status Output, MS8 and SO-8 Packages
2A Switching Charger
Constant Current/Constant Voltage Switching Regulator, Input Current
Limiting Maximizes Charge Current, 20-Lead TSSOP and 28-Lead SSOP
Packages
Standalone Li-Ion Switch Mode Battery Charger
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
Small, High Efficiency, Fixed Voltage Li-Ion Battery
Charger with Termination
Complete Charger for 2-, 3- or 4-Cell Li-Ion Batteries, AC Adapter
Current Limit and Thermistor Sensor, 16-Lead Narrow SSOP Package
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, 24-Lead SSOP Package
4A, High Efficiency, Multi-Chemistry Battery Charger 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
20 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] ^● FAX: [phone] ^● www.linear.com
4001f
LT 0406 • PRINTED IN THE USA
© LINEAR TECHNOLOGY CORPORATION 2006