Battery Fuel Gauge ICs:

108 Products Found

element14 offers an exclusive range of fuel gauge ICs from leading manufacturers. These can be in the battery pack or the handheld device and integrate functions to monitor the battery voltage, current and temperature. They are used in portable devices, electric vehicles (EVs), industrial equipment, and IoT applications.

Battery Fuel Gauge ICs combine a small footprint with excellent measurement accuracy and extremely low power consumption to increase battery runtime and lifespan in mobile phones, multimedia players, digital cameras, and other space-constrained portable gadgets. They are essential for accurately measuring and reporting the state of charge (SoC) and state of health (SoH) of batteries in modern electronics. 

They can be placed in battery packs or handheld devices and integrate functions to monitor battery voltage, current, temperature, and other parameters. These specialized power management ICs ensure efficient battery utilization by providing precise data on remaining capacity, voltage, current, and temperature. 

Fuel gauge ICs improve battery life and safety by predicting battery behavior, preventing overcharging, and enabling smart power management. Selecting the right battery fuel gauge IC is vital for optimizing device performance and reducing operational risks. Whether for single-cell lithium-ion batteries or multi-cell configurations, these ICs support various chemistries and communication protocols such as I2C and SMBus.

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Battery Management Function
Battery Type
Supply Voltage Min
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Supply Voltage Max
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Operating Temperature Max
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4033955RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
100+
HK$27.380
250+
HK$26.840
500+
HK$26.290
2500+
HK$25.740
Min: 100 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
2.7V
-
5.5V
DFN-EP
-
6Pins
I2C, SMBus
0°C
70°C
Surface Mount
-
4027951RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
100+
HK$23.910
250+
HK$22.640
500+
HK$22.100
2500+
HK$21.650
Min: 100 / Mult: 1
Status Monitor
Li-Ion
2.7V
-
5.5V
DFN-EP
-
6Pins
I2C, SMBus
-40°C
85°C
Surface Mount
-
4033955

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$44.150
10+
HK$32.560
25+
HK$30.500
100+
HK$27.380
250+
HK$26.840
More Pricing...
Min: 1 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
2.7V
-
5.5V
DFN-EP
-
6Pins
I2C, SMBus
0°C
70°C
Surface Mount
-
4079763

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$30.050
10+
HK$18.310
50+
HK$17.120
100+
HK$15.940
250+
HK$14.940
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
5V
WLCSP
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
4027950

RoHS

Each
1+
HK$34.010
10+
HK$25.420
25+
HK$22.970
100+
HK$20.890
250+
HK$19.890
More Pricing...
Min: 1 / Mult: 1
Status Monitor
Li-Ion
2.7V
-
5.5V
MSOP-EP
-
8Pins
I2C, SMBus
0°C
70°C
Surface Mount
-
4033956

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$56.130
10+
HK$37.220
25+
HK$32.300
100+
HK$26.720
250+
HK$23.990
More Pricing...
Min: 1 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
2.7V
-
5.5V
DFN-EP
-
6Pins
I2C, SMBus
-40°C
85°C
Surface Mount
-
4033956RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$26.720
250+
HK$23.990
500+
HK$23.520
1000+
HK$23.040
Min: 100 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
2.7V
-
5.5V
DFN-EP
-
6Pins
I2C, SMBus
-40°C
85°C
Surface Mount
-
4079763RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
100+
HK$15.940
250+
HK$14.940
500+
HK$13.390
1000+
HK$13.130
2500+
HK$12.860
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
5V
WLCSP
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
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