LTC4001-1 Linear Technology, LTC4001-1 Datasheet - Page 20

• Manufacturer Part Number: LTC4001-1
• Description: 2A Synchronous Buck Li-Ion Charger
• Manufacturer: Linear Technology

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LTC4001-1
RELATED PARTS
20
PART NUMBER DESCRIPTION
LT
LT1513
LT1571
LTC1729
LT1769
LTC4001
LTC4002
LTC4006
LTC4007
LTC4008
®
1511
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
3A Constant-Current/Constant-Voltage Battery
Charger
SEPIC Constant or Programmable Current/Constant-
Voltage Battery Charger
1.5A Switching Charger
Li-Ion Battery Charger Termination Controller
2A Switching Charger
Monolithic 2A Switchmode Synchronous Li-Ion
Battery Charger
Standalone Li-Ion Switch Mode Battery Charger
Small, High Effi ciency, Fixed Voltage Li-Ion Battery
Charger with Termination
High Effi ciency, Programmable Voltage Battery
Charger with Termination
4A, High Effi ciency, Multi-Chemistry Battery Charger Complete Charger for 2- to 6-Cell Li-Ion Batteries or 4- to 18-Cell Nickel
●
FAX: [phone]
●
www.linear.com
COMMENTS
High Effi ciency, 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
1- or 2-Cell Li-Ion, 500kHz or 200kHz Switching Frequency, Termination Flag,
16- and 28-Lead SSOP Packages
Trickle Charge Preconditioning, Temperature Charge Qualifi cation,
Time or Charge Current Termination, Automatic Charger and Battery Detection,
and Status Output, MS8 and SO-8 Packages
Constant-Current/Constant-Voltage Switching Regulator, Input Current Limiting
Maximizes Charge Current, 20-Lead TSSOP and 28-Lead SSOP Packages
4.2V Float Voltage, Standalone, 4V ≤ V
1.5MHz, Effi ciency > 90%, 4mm × 4mm QFN-16 Package
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
Batteries, Up to 96% Effi ciency, 20-Lead SSOP Package
IN
≤ 5.5V, 6V
© LINEAR TECHNOLOGY CORPORATION 2007
MAX
LT 1207 REV A • PRINTED IN USA
, 7V Transient,
40011fa