LTC4069_15 Datasheet, PDF (18/18 Pages) Linear Technology – Standalone 750mA Li-Ion Battery Charger in 2 2 DFN with NTC Thermistor Input

LTC4069
Related Parts
PART NUMBER
Battery Chargers
LTC1734
LTC1734L
LTC4002
DESCRIPTION
Lithium-Ion Linear Battery Charger in ThinSOT^TM
Lithium-Ion Linear Battery Charger in ThinSOT
Switch Mode Lithium-Ion Battery Charger
LTC4050
Lithium-Ion Linear Battery Charger Controller
LTC4052
Monolithic Lithium-Ion Battery Pulse Charger
LTC4053
USB Compatible Monolithic Li-Ion Battery Charger
LTC4054
Standalone Linear Li-Ion Battery Charger with
Integrated Pass Transistor in ThinSOT
LTC4057
Lithium-Ion Linear Battery Charger
LTC4058
Standalone 950mA Lithium-Ion Charger in DFN
LTC4059/LTC4059A 900mA Linear Lithium-Ion Battery Charger
LTC4061
LTC4061-4.4
Standalone Li-Ion Charger with Thermistor Interface
Standalone Li-Ion Charger with Thermistor Interface
LTC4062
Standalone Linear Li-Ion Battery Charger with
Micropower Comparator
LTC4063
Li-Ion Charger with Linear Regulator
LTC4065/LTC4065A Standalone Li-Ion Battery Charger
LTC4411/LTC4412 Low Loss PowerPath^TM Controller in ThinSOT
Power Management
LTC3405/LTC3405A 300mA (I_OUT), 1.5MHz, Synchronous Step-Down
DC/DC Converter
LTC3406/LTC3406A 600mA (I_OUT), 1.5MHz, Synchronous Step-Down
DC/DC Converter
LTC3411
1.25A (I_OUT), 4MHz, Synchronous Step-Down
DC/DC Converter
LTC3440
600mA (I_OUT), 2MHz, Synchronous Buck-Boost
DC/DC Converter
LTC4413
Dual Ideal Diode in DFN
ThinSOT is a trademark of Linear Technology Corporation.
COMMENTS
Simple ThinSOT Charger, No Blocking Diode, No Sense Resistor Needed
Low Current Version of LTC1734, 50mA ≤ I_CHRG ≤ 180mA
Standalone, 4.7V ≤ V_IN ≤ 24V, 500kHz Frequency, 3 Hour Charge
Termination
Features Preset Voltages, C/10 Charger Detection and Programmable Timer,
Input Power Good Indication, Thermistor Interface
No Blocking Diode or External Power FET Required, ≤1.5A Charge Current
Standalone Charger with Programmable Timer, Up to 1.25A Charge Current
Thermal Regulation Prevents Overheating, C/10 Termination, C/10 Indicator,
Up to 800mA Charge Current
Up to 800mA Charge Current, Thermal Regulation, ThinSOT Package
C/10 Charge Termination, Battery Kelvin Sensing, ±7% Charge Accuracy
2mm × 2mm DFN Package, Thermal Regulation, Charge Current Monitor
Output, Version A has ACPR Function
4.2V, ±0.35% Float Voltage, Up to 1A Charge Current, 3mm × 3mm DFN
4.4V (Max), ±0.4% Float Voltage, Up to 1A Charge Current,
3mm × 3mm DFN
4.2V, ±0.35% Float Voltage, Up to 1A Charge Current, 3mm × 3mm DFN
Up to 1A Charge Current, 100mA, 125mV LDO, 3mm × 3mm DFN
4.2V, ±0.6% Float Voltage, Up to 750mA Charge Current,
2mm × 2mm DFN, Version A has ACPR Function
Automatic Switching Between DC Sources, Load Sharing,
Replaces ORing Diodes
95% Efficiency, V_IN: 2.7V to 6V, V_OUT = 0.8V, I_Q = 20µA, I_SD < 1µA,
ThinSOT Package
95% Efficiency, V_IN: 2.5V to 5.5V, V_OUT = 0.6V, I_Q = 20µA, I_SD < 1µA,
ThinSOT Package
95% Efficiency, V_IN: 2.5V to 5.5V, V_OUT = 0.8V, I_Q = 60µA, I_SD < 1µA,
MS Package
95% Efficiency, V_IN: 2.5V to 5.5V, V_OUT = 2.5V, I_Q = 25µA, I_SD < 1µA,
MS Package
2-Channel Ideal Diode ORing, Low Forward ON Resistance, Low Regulated
Forward Voltage, 2.5V ≤ V_IN ≤ 5.5V
18 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 950_Fo3_r5_m-7_o4_re1_i7_{nformation www.linear.com/LTC4069}
[phone] ^● FAX: [phone] ^● www.linear.com/LTC4069
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LT 1013 REV C• PRINTED IN USA
 LINEAR TECHNOLOGY CORPORATION 2005