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
Battery IC Case Style
Supply Voltage Max
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IC Interface Type
No. of Pins
Interfaces
Operating Temperature Min
Operating Temperature Max
IC Mounting
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2909721

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.310.810
10+
Rs.234.400
25+
Rs.215.200
100+
Rs.194.090
250+
Rs.184.030
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion
2.5V
-
4.5V
TDFN-EP
-
8Pins
I2C
-40°C
85°C
Surface Mount
-
2857995

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.313.390
10+
Rs.235.860
25+
Rs.216.610
100+
Rs.195.380
250+
Rs.185.270
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
Surface Mount
-
2535468

RoHS

Each
1+
Rs.516.260
10+
Rs.395.510
25+
Rs.365.370
100+
Rs.332.220
490+
Rs.316.410
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
4.2V
-
20V
TDFN
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
2517239

RoHS

Each
1+
Rs.826.420
10+
Rs.746.100
60+
Rs.711.580
120+
Rs.617.750
300+
Rs.591.710
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Protector
Li-Ion, Li-Pol
2.5V
-
4.6V
TDFN-EP
-
14Pins
Serial 1-Wire
-40°C
85°C
Surface Mount
-
2770310

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.210.540
10+
Rs.208.160
25+
Rs.205.780
50+
Rs.203.400
100+
Rs.201.020
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.2V
DFN
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
2770311

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.156.960
10+
Rs.133.340
50+
Rs.123.440
100+
Rs.113.540
250+
Rs.109.770
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.35V
CSP
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
3227208

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.275.610
10+
Rs.206.920
25+
Rs.189.680
100+
Rs.170.730
250+
Rs.161.690
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
-
4.9V
WLP
-
9Pins
I2C
-40°C
85°C
Surface Mount
-
3404585

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.469.800
10+
Rs.359.310
25+
Rs.331.470
100+
Rs.301.020
250+
Rs.286.230
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
4.2V
-
20V
TDFN-EP
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
3596289

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.287.630
10+
Rs.216.110
25+
Rs.198.200
100+
Rs.178.530
250+
Rs.169.150
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
-
3367817

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.170.890
10+
Rs.132.990
50+
Rs.122.390
100+
Rs.112.340
250+
Rs.108.080
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
5V
WLCSP
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
2519046

RoHS

Each
1+
Rs.954.750
10+
Rs.747.830
96+
Rs.640.470
192+
Rs.619.060
288+
Rs.608.340
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
4.5V
TSSOP
-
14Pins
1 Wire, Serial
-25°C
70°C
Surface Mount
-
2770312

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.173.270
10+
Rs.173.230
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.35V
DFN
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
2770309

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.164.390
10+
Rs.139.620
50+
Rs.129.110
100+
Rs.118.600
250+
Rs.115.810
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.2V
CSP
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
3385752

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.227.940
10+
Rs.154.860
50+
Rs.146.600
100+
Rs.138.330
250+
Rs.130.500
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiCoO2
2.45V
-
4.5V
SON
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
2518904

RoHS

Each
1+
Rs.986.510
10+
Rs.773.330
98+
Rs.662.090
196+
Rs.640.190
294+
Rs.629.230
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
10V
TSSOP
-
8Pins
1 Wire
-40°C
85°C
Surface Mount
-
2909805

RoHS

Each
1+
Rs.395.510
10+
Rs.300.310
25+
Rs.276.510
100+
Rs.250.330
490+
Rs.237.850
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
-
2535469

RoHS

Each
1+
Rs.433.260
10+
Rs.330.600
25+
Rs.323.640
100+
Rs.271.440
490+
Rs.240.120
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
2.3V
-
4.9V
TDFN
-
14Pins
1 Wire
-40°C
85°C
Surface Mount
-
3008750

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.217.500
10+
Rs.147.900
50+
Rs.140.070
100+
Rs.132.240
250+
Rs.125.280
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiCoO2, Li-Ion
2.45V
-
4.5V
DSBGA
-
9Pins
I2C
-40°C
85°C
Surface Mount
-
3501539

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
Rs.269.600
10+
Rs.202.290
25+
Rs.185.390
100+
Rs.166.820
250+
Rs.157.960
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+
Rs.600.300
10+
Rs.462.840
25+
Rs.428.040
50+
Rs.421.500
100+
Rs.414.960
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+
Rs.412.980
10+
Rs.314.070
25+
Rs.289.420
100+
Rs.262.280
250+
Rs.249.350
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+
Rs.388.080
10+
Rs.294.670
25+
Rs.271.320
100+
Rs.245.630
250+
Rs.233.380
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+
Rs.399.240
10+
Rs.303.680
25+
Rs.279.660
100+
Rs.253.320
250+
Rs.240.750
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+
Rs.343.010
10+
Rs.258.920
25+
Rs.237.970
100+
Rs.214.930
250+
Rs.203.940
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
2729127

RoHS

Each
1+
Rs.833.690
10+
Rs.649.860
98+
Rs.553.950
196+
Rs.535.060
294+
Rs.525.600
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
-
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