LTC2942CDCB-1#PBF Linear Technology, LTC2942CDCB-1#PBF Datasheet - Page 18

• Manufacturer Part Number: LTC2942CDCB-1#PBF
• Description: IC, BATTERY FUEL GAUGE LI-ION 5.5V DFN-6
• Manufacturer: Linear Technology

Specifications of LTC2942CDCB-1#PBF

• Battery Management Function: Fuel Gauge, Charge Controller
• Battery Type: Li-Ion
• Supply Voltage Range: 2.7V To 5.5V
• Battery Ic Case Style: DFN
• No. Of Pins: 6
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC2942
Typical applicaTion
relaTeD parTs
PART NUMBER
Battery Gas Gauges
LTC2942-1
LTC2941
LTC2941-1
LTC4150
Battery Chargers
LTC1734
LTC4002
LTC4052
LTC4053
LTC4057
LTC4058
LTC4059
LTC4061
LTC4063
LTC4088

Single-Cell Lithium-Ion Coulomb Counter with Battery Charger for Charge and Discharge Currents of Up to 500mA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
Battery Gas Gauge with I
Temperature ADC; Integrated Sense Resistor
Battery Gas Gauge with I
Battery Gas Gauge with I
50mΩ Sense Resistor
Coulomb Counter/Battery Gas Gauge
Lithium-Ion Battery Charger in ThinSOT™
Switch Mode Lithium-Ion Battery Charger
Monolithic Lithium-Ion Battery Pulse Charger
USB Compatible Monolithic Li-Ion Battery Charger
Lithium-Ion Linear Battery Charger
Standalone 950mA Lithium-Ion Charger in DFN
900mA Linear Lithium-Ion Battery Charger
Standalone Linear Li-Ion Battery Charger with
Thermistor Input
Li-Ion Charger with Linear Regulator
High Efficiency Battery Charger/USB Power Manager
●
V
5V
FAX: [phone]
IN
1µF
2k
4
5
2
2
2
V
PROG
C Interface and Voltage and
C Interface
C Interface and Integrated
LTC4057-4.2
(CHARGER)
CC
GND
●
SHDN
2
www.linear.com
BAT
3
1
V
µP
DD
3.3V
2k
COMMENTS
2.7V to 5.5V Operation, 14-Bit ∆∑-ADC, Pin Compatible with LTC2941-1
2.7V to 5.5V Operation, Pin Compatible with LTC2942
2.7V to 5.5V Operation, Pin Compatible with LTC2942-1
2.7V to 8.5V Operation, 10-Pin MSOP Package
Simple ThinSOT Charger, No Blocking Diode, No Sense Resistor Needed
Standalone, 4.7V ≤ V
No Blocking Diode or External Power FET Required, ≤1.5A Charge Current
Standalone Charger with Programmable Timer, Up to 1.25A 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
4.2V, ±0.35% Float Voltage, Up to 1A Charge Current, 3mm × 3mm DFN
Package
Up to 1A Charge Current, 100mA, 125mV LDO, 3mm × 3mm DFN Package
Maximizes Available Power from USB Port, Bat-Track™, Instant-On Operation,
1.5A Max Charge Current, 180mΩ Ideal Diode with <50mΩ Option,
3.3V/25mA Always-On LDO, 4mm × 3mm DFN-14 Package
500mA
2k
2k
5
4
3
AL/CC
SDA
SCL
LTC2942
GND
SENSE
SENSE
IN
2
2942 TA02
≤ 24V, 500kHz Frequency
+
–
1
6
+
R
100m
1-CELL
Li-Ion
SENSE
 LINEAR TECHNOLOGY CORPORATION 2010
0.1µF
LOAD
LT 0810 REV A • PRINTED IN USA
2942fa