LTC4001-1_15 Datasheet, PDF (20/20 Pages) Linear Technology – 2A Synchronous Buck Li-Ion Charger

LTC4001-1
RELATED PARTS
PART NUMBER DESCRIPTION
COMMENTS
LT^®1511
3A Constant-Current/Constant-Voltage Battery
Charger
High Efficiency, Minimum External Components to Fast Charge Lithium, NIMH
and NiCd Batteries, 24-Lead SO Package
LT1513
SEPIC Constant or Programmable Current/Constant- Charger Input Voltage May Be Higher, Equal to or Lower Than Battery Voltage,
Voltage Battery Charger
500kHz Switching Frequency, DD Pak and TO-220 Packages
LT1571
1.5A Switching Charger
1- or 2-Cell Li-Ion, 500kHz or 200kHz Switching Frequency, Termination Flag,
16- and 28-Lead SSOP Packages
LTC1729
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
LT1769
2A Switching Charger
Constant-Current/Constant-Voltage Switching Regulator, Input Current Limiting
Maximizes Charge Current, 20-Lead TSSOP and 28-Lead SSOP Packages
LTC4001
Monolithic 2A Switchmode Synchronous Li-Ion
Battery Charger
4.2V Float Voltage, Standalone, 4V ≤ V_IN ≤ 5.5V, 6V_MAX, 7V Transient,
1.5MHz, Efficiency > 90%, 4mm × 4mm QFN-16 Package
LTC4002
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
LTC4006
Small, High Efficiency, Fixed Voltage Li-Ion Battery Complete Charger for 2-, 3- or 4-Cell Li-Ion Batteries, AC Adapter
Charger with Termination
Current Limit and Thermistor Sensor, 16-Lead 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, 24-Lead SSOP Package
LTC4008
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
40011fa
LT 1207 REV A • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2007