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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Engineer
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
Product Range
Packaging
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2729127

RoHS

Each
1+
RM41.080
10+
RM32.020
98+
RM27.300
196+
RM26.370
294+
RM25.900
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+
RM13.790
10+
RM10.350
25+
RM9.490
100+
RM8.540
490+
RM8.090
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+
RM30.650
10+
RM20.950
25+
RM18.630
100+
RM16.310
490+
RM14.990
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+
RM27.970
10+
RM21.510
25+
RM19.900
100+
RM18.120
300+
RM17.140
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
-
2460895

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM12.230
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.5V
FCCSP
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
2909787

RoHS

Each
1+
RM22.850
10+
RM17.450
25+
RM16.110
100+
RM14.620
490+
RM13.920
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+
RM4.910
10+
RM4.890
50+
RM4.870
100+
RM4.850
250+
RM4.820
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+
RM30.290
10+
RM23.370
25+
RM21.640
100+
RM19.740
250+
RM18.830
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
-
2535470

RoHS

Each
1+
RM26.270
10+
RM22.990
25+
RM19.050
100+
RM17.080
490+
RM15.770
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+
RM22.380
10+
RM17.180
25+
RM15.880
100+
RM14.450
300+
RM14.280
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+
RM48.020
10+
RM37.610
60+
RM33.090
120+
RM31.860
300+
RM30.570
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
-
2460895RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
1+
RM12.230
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
FCCSP
4.5V
FCCSP
I2C
12Pins
I2C
-40°C
85°C
Surface Mount
-
2517242RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
RM23.370
25+
RM21.640
100+
RM19.740
250+
RM18.830
500+
RM18.290
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
-
2517235

RoHS

Each
1+
RM32.810
10+
RM30.800
60+
RM29.790
120+
RM28.780
300+
RM28.440
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
-
2770309RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM6.640
250+
RM6.260
500+
RM5.700
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
CSP
4.2V
CSP
I2C
10Pins
I2C
-40°C
85°C
Surface Mount
-
2857995RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM9.630
250+
RM9.130
500+
RM8.830
2500+
RM8.590
Min: 100 / Mult: 1
-
-
-
TDFN
-
-
I2C
-
-
-
-
Surface Mount
-
2770311RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM6.390
250+
RM6.010
500+
RM5.940
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
CSP
4.35V
CSP
I2C
10Pins
I2C
-40°C
85°C
Surface Mount
-
2770312RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM9.550
250+
RM9.080
500+
RM8.420
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
-
3404585RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM14.620
250+
RM13.920
500+
RM13.490
1000+
RM13.140
Min: 100 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
4.2V
TDFN-EP
20V
TDFN-EP
I2C
14Pins
I2C
-40°C
85°C
Surface Mount
-
3367817RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM5.530
250+
RM5.310
500+
RM5.160
1000+
RM5.050
2500+
RM4.950
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+
RM6.430
250+
RM6.100
500+
RM5.880
1000+
RM5.670
2500+
RM5.140
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+
RM8.220
250+
RM7.790
500+
RM7.520
2500+
RM7.310
Min: 100 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
WLP
4.9V
WLP
I2C
9Pins
I2C
-40°C
85°C
Surface Mount
-
3596289RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM8.800
250+
RM8.340
500+
RM8.060
2500+
RM7.830
Min: 100 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
TDFN-EP
4.9V
TDFN-EP
I2C
14Pins
I2C
-40°C
85°C
Surface Mount
-
3385752RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
100+
RM6.730
250+
RM6.350
500+
RM6.140
1000+
RM5.970
2500+
RM5.760
Min: 100 / Mult: 1
Fuel Gauge
LiCoO2
2.45V
SON
4.5V
SON
I2C
12Pins
I2C
-40°C
85°C
Surface Mount
-
3581917

RoHS

Each (Supplied on Full Reel)
Full Reel
2500+
RM8.660
7500+
RM8.490
Min: 2500 / Mult: 2500
Authentication, Fuel Gauge, Protector
Li-Ion, Li-Pol
2.3V
-
4.9V
WLP
-
15Pins
I2C
-40°C
85°C
Surface Mount
-
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