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Maxim > Solutions > Glucose Meters

Fuel Gauge: Integrated

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF Low-Cost, 2-Wire Battery Monitor with Ratiometric A/D Inputs
DS2746

2-Wire Fuel Gauge Measures Battery Current and Voltage and Includes Ratiometric Voltage Inputs that Can Be Used to Sample Thermistor, Pack ID, or Another Voltage Source
QV  PDF Low-Cost I²C Battery Monitor
DS2745

Low-cost battery fuel gauge that monitors current, voltage, and temperature
QV  PDF Stand-Alone Fuel Gauge IC
DS2782

2-wire stand-alone fuel-gauge IC calculates remaining battery capacity and simplifies software development
QV  PDF Stand-Alone Fuel Gauge IC
DS2780

Stand-Alone Fuel-Gauge IC Calculates Remaining Battery Capacity and Simplifies Software Development



Key Specifications:  Battery Protectors, Selectors and Monitors
Part Number Functions Battery Type Interface User Data Storage
(Bytes)
Parameters Measured VSUPPLY
(V)
VSUPPLY
(V)
Package/Pins Smallest Available Pckg.
(mm2)
Oper. Temp.
(°C)
min max max w/pins
DS2746  Fuel Gauge
1 Cell Li-Ion
3-Cell NiMH
2-Wire -
Current
Voltage
2.5 5.5
TDFN-EP/10
9.6 -40 to +85
DS2745 
1 Cell Li-Ion
3-Cell NiMH
2-Wire -
Current
Temperature
Voltage
µMAX/8
16.2
DS2782  1-2 Cell Li-Ion 2-Wire 40 EEPROM
Current
Temperature
Voltage
TDFN/10
TSSOP/8
20.3
DS2780  1-2 Cell Li-Ion 1-Wire 40 EEPROM
Current
Temperature
Voltage
TDFN/10
TSSOP/8
11.3
See All Battery Protectors, Selectors and Monitors (25)



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