Battery Fuel Gauge ICs:

81 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
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Packaging
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3916717

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$8.220
($9.453)
10+
$6.250
($7.1875)
25+
$5.750
($6.6125)
100+
$5.210
($5.9915)
250+
$4.950
($5.6925)
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+
$8.610
($9.9015)
10+
$6.560
($7.544)
25+
$6.040
($6.946)
100+
$5.470
($6.2905)
250+
$5.200
($5.980)
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+
$6.760
($7.774)
10+
$5.110
($5.8765)
25+
$4.700
($5.405)
100+
$4.240
($4.876)
250+
$4.020
($4.623)
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+
$17.660
($20.309)
10+
$13.760
($15.824)
98+
$11.730
($13.4895)
196+
$11.330
($13.0295)
294+
$11.140
($12.811)
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
-
3501909

RoHS

Each
1+
$12.560
($14.444)
10+
$8.580
($9.867)
25+
$7.650
($8.7975)
100+
$6.690
($7.6935)
490+
$6.140
($7.061)
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+
$12.020
($13.823)
10+
$9.250
($10.6375)
25+
$8.550
($9.8325)
100+
$7.790
($8.9585)
300+
$7.360
($8.464)
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+
$9.800
($11.270)
10+
$7.490
($8.6135)
25+
$6.910
($7.9465)
100+
$6.270
($7.2105)
490+
$5.970
($6.8655)
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge
Li-Ion
4.2V
-
20V
TDFN-EP
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
2517242

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$13.020
($14.973)
10+
$10.040
($11.546)
25+
$9.300
($10.695)
100+
$8.480
($9.752)
250+
$8.090
($9.3035)
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
-
2517240

RoHS

Each
1+
$9.600
($11.040)
10+
$7.380
($8.487)
25+
$6.820
($7.843)
100+
$6.200
($7.130)
300+
$5.930
($6.8195)
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+
$20.630
($23.7245)
10+
$16.170
($18.5955)
60+
$14.220
($16.353)
120+
$13.690
($15.7435)
300+
$13.140
($15.111)
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+
$9.040
($10.396)
10+
$6.900
($7.935)
25+
$6.350
($7.3025)
100+
$5.770
($6.6355)
490+
$5.480
($6.302)
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+
$10.040
($11.546)
25+
$9.300
($10.695)
100+
$8.480
($9.752)
250+
$8.090
($9.3035)
500+
$7.870
($9.0505)
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
-
2535470

RoHS

Each
1+
$11.290
($12.9835)
10+
$9.870
($11.3505)
25+
$8.190
($9.4185)
100+
$7.340
($8.441)
490+
$6.770
($7.7855)
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
-
2770312RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
$3.670
($4.2205)
250+
$3.660
($4.209)
500+
$3.650
($4.1975)
1000+
$3.630
($4.1745)
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
-
2857995RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
$4.230
($4.8645)
250+
$4.000
($4.600)
500+
$3.880
($4.462)
2500+
$3.760
($4.324)
Min: 100 / Mult: 1
-
-
-
TDFN
-
-
I2C
-
-
-
-
Surface Mount
-
3501539RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
$3.530
($4.0595)
250+
$3.350
($3.8525)
500+
$3.240
($3.726)
2500+
$3.150
($3.6225)
Min: 100 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
WLP
4.9V
WLP
I2C
9Pins
I2C
-40°C
85°C
Surface Mount
-
3404585RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
$6.290
($7.2335)
250+
$5.990
($6.8885)
500+
$5.800
($6.670)
1000+
$5.650
($6.4975)
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
-
3581917

RoHS

Each (Supplied on Full Reel)
Full Reel
2500+
$3.550
($4.0825)
7500+
$3.480
($4.002)
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
-
3596289RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
$3.780
($4.347)
250+
$3.590
($4.1285)
500+
$3.470
($3.9905)
2500+
$3.360
($3.864)
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
-
3367817RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
$3.190
($3.6685)
250+
$3.000
($3.450)
500+
$2.690
($3.0935)
1000+
$2.640
($3.036)
2500+
$2.590
($2.9785)
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
WLCSP
5V
WLCSP
I2C
12Pins
I2C
-40°C
85°C
Surface Mount
-
3227208RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
$3.690
($4.2435)
250+
$3.490
($4.0135)
500+
$3.370
($3.8755)
2500+
$3.280
($3.772)
Min: 100 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
WLP
4.9V
WLP
I2C
9Pins
I2C
-40°C
85°C
Surface Mount
-
4027955RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
$10.090
($11.6035)
25+
$8.800
($10.120)
100+
$7.340
($8.441)
250+
$6.620
($7.613)
500+
$6.440
($7.406)
More Pricing...
Min: 10 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
3.6V
-
20V
DFN-EP
-
8Pins
I2C, SMBus
0°C
70°C
Surface Mount
-
4027957

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$17.130
($19.6995)
10+
$11.590
($13.3285)
25+
$10.150
($11.6725)
100+
$8.520
($9.798)
250+
$7.710
($8.8665)
More Pricing...
Min: 1 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
3.6V
-
20V
DFN-EP
-
8Pins
I2C, SMBus
-40°C
85°C
Surface Mount
-
4027959

RoHS

Each
1+
$19.720
($22.678)
10+
$13.460
($15.479)
25+
$11.830
($13.6045)
121+
$9.780
($11.247)
363+
$9.300
($10.695)
More Pricing...
Min: 1 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
3.6V
-
60V
DFN-EP
-
8Pins
I2C, SMBus
-40°C
85°C
Surface Mount
-
4027957RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
$11.590
($13.3285)
25+
$10.150
($11.6725)
100+
$8.520
($9.798)
250+
$7.710
($8.8665)
500+
$7.700
($8.855)
More Pricing...
Min: 10 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
3.6V
-
20V
DFN-EP
-
8Pins
I2C, SMBus
-40°C
85°C
Surface Mount
-
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