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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Manufacturer
Battery Management Function
Battery Type
Supply Voltage Min
Battery IC Case Style
Supply Voltage Max
IC Case / Package
IC Interface Type
No. of Pins
Interfaces
Operating Temperature Min
Operating Temperature Max
IC Mounting
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Packaging
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3501539

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$25.850
10+
HK$19.390
25+
HK$17.780
100+
HK$16.000
250+
HK$15.150
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
-
4.9V
WLP
-
9Pins
I2C
-40°C
85°C
Surface Mount
-
3123821

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$56.720
10+
HK$43.740
25+
HK$40.450
50+
HK$38.680
100+
HK$36.910
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge, Protector
Li-Ion, Li-Pol
2.2V
-
26V
VQFN
-
32Pins
SMBus
-40°C
85°C
Surface Mount
-
3921494

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$39.590
10+
HK$30.110
25+
HK$27.750
100+
HK$25.150
250+
HK$23.910
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
-
4.9V
TDFN-EP
-
14Pins
I2C Compatible (2-Wire) Serial
-40°C
85°C
Surface Mount
-
3916717

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$37.200
10+
HK$28.250
25+
HK$26.010
100+
HK$23.550
250+
HK$22.380
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge
Li-Ion
2.3V
-
4.9V
TDFN-EP
-
14Pins
I2C
-40°C
85°C
Surface Mount
MAX17201 Series
3916736

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$38.950
10+
HK$29.630
25+
HK$27.290
100+
HK$24.720
250+
HK$23.500
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion
2.3V
-
4.9V
TDFN-EP
-
14Pins
2 Wire, I2C, Serial
-40°C
85°C
Surface Mount
MAX17261 Series
3926986

RoHS

Each (Supplied in a Waffle Tray)
1+
HK$32.270
10+
HK$24.360
25+
HK$22.390
100+
HK$20.220
250+
HK$19.190
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Internal Self-Discharge Detection, Protector
Li-Ion, Li-Pol
2.3V
-
4.9V
TDFN-EP
-
14Pins
I2C
-40°C
85°C
Surface Mount
MAX17303 Series
3771047

RoHS

Each
1+
HK$49.420
10+
HK$37.430
30+
HK$34.880
100+
HK$31.610
250+
HK$30.570
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge, Protector
Li-Ion, Li-Pol
2.16V
-
4.9V
WLP
-
15Pins
I2C
-40°C
85°C
Surface Mount
-
2729127

RoHS

Each
1+
HK$79.920
10+
HK$62.300
98+
HK$53.100
196+
HK$51.290
294+
HK$50.390
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
4.5V
TSSOP
-
8Pins
2 Wire, Serial
-40°C
85°C
Surface Mount
-
3596288

RoHS

Each
1+
HK$26.770
10+
HK$20.080
25+
HK$18.410
100+
HK$16.580
490+
HK$15.700
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
-
4.9V
TDFN-EP
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
3501909

RoHS

Each
1+
HK$56.600
10+
HK$38.700
25+
HK$34.410
100+
HK$30.110
490+
HK$27.680
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Internal Self-Discharge Detection, Protector
Li-Ion, Li-Pol
4.2V
-
18V
TQFN
-
24Pins
I2C
-40°C
85°C
Surface Mount
-
2517241

RoHS

Each
1+
HK$54.410
10+
HK$41.840
25+
HK$38.710
100+
HK$35.260
300+
HK$33.330
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
4.5V
TDFN
-
10Pins
Serial
-20°C
70°C
Surface Mount
-
2909787

RoHS

Each
1+
HK$44.340
10+
HK$33.870
25+
HK$31.260
100+
HK$28.380
490+
HK$27.010
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge
Li-Ion
4.2V
-
20V
TDFN-EP
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
3123815

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$9.540
10+
HK$9.440
50+
HK$9.330
100+
HK$9.220
250+
HK$9.110
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.45V
-
4.5V
DSBGA
-
9Pins
I2C
-40°C
85°C
Surface Mount
-
2517242

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$58.930
10+
HK$45.470
25+
HK$42.100
100+
HK$38.400
250+
HK$36.640
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
4.5V
TDFN
-
10Pins
Serial
-20°C
70°C
Surface Mount
-
3501908

RoHS

Each
1+
HK$34.300
10+
HK$28.290
30+
HK$26.330
100+
HK$24.370
250+
HK$22.320
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Internal Self-Discharge Detection, Protector
Li-Ion, Li-Pol
4.2V
-
18V
WLP
-
30Pins
Serial 1-Wire
-40°C
85°C
Surface Mount
-
2535470

RoHS

Each
1+
HK$50.990
10+
HK$44.610
25+
HK$36.970
100+
HK$33.140
490+
HK$30.590
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
4.2V
-
20V
TDFN
-
14Pins
1 Wire
-40°C
85°C
Surface Mount
-
2517240

RoHS

Each
1+
HK$43.440
10+
HK$33.340
25+
HK$30.820
100+
HK$28.050
300+
HK$26.790
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
4.5V
TDFN
-
10Pins
Serial
-20°C
70°C
Surface Mount
-
2517236

RoHS

Each
1+
HK$93.420
10+
HK$73.180
60+
HK$64.370
120+
HK$61.990
300+
HK$59.470
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Protector
Li-Ion, Li-Pol
4V
-
9.2V
TDFN
-
14Pins
Serial
-20°C
70°C
Surface Mount
-
2535467

RoHS

Each
1+
HK$40.890
10+
HK$31.180
25+
HK$28.740
100+
HK$26.060
490+
HK$24.790
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion
2.3V
-
4.9V
TDFN
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
2517242RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
HK$45.470
25+
HK$42.100
100+
HK$38.400
250+
HK$36.640
500+
HK$35.570
More Pricing...
Min: 10 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
TDFN
4.5V
TDFN
Serial
10Pins
Serial
-20°C
70°C
Surface Mount
-
2857995RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$19.070
250+
HK$18.080
500+
HK$17.490
2500+
HK$17.000
Min: 100 / Mult: 1
-
-
-
TDFN
-
-
I2C
-
-
-
-
Surface Mount
-
2770312RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$16.790
250+
HK$15.980
500+
HK$15.500
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
DFN
4.35V
DFN
I2C
10Pins
I2C
-40°C
85°C
Surface Mount
-
3367817RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$10.420
250+
HK$9.910
500+
HK$9.640
1000+
HK$9.440
2500+
HK$9.260
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
WLCSP
5V
WLCSP
I2C
12Pins
I2C
-40°C
85°C
Surface Mount
-
3008750RL

RoHS

Each (Supplied on Cut Tape)
Cut Tape
100+
HK$12.500
250+
HK$11.840
500+
HK$11.430
1000+
HK$11.020
2500+
HK$9.700
Min: 100 / Mult: 1
Fuel Gauge
LiCoO2, Li-Ion
2.45V
DSBGA
4.5V
DSBGA
I2C
9Pins
I2C
-40°C
85°C
Surface Mount
-
3501539RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$16.000
250+
HK$15.150
500+
HK$14.630
2500+
HK$14.210
Min: 100 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
WLP
4.9V
WLP
I2C
9Pins
I2C
-40°C
85°C
Surface Mount
-
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