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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2770310

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$20.300
10+
HK$19.850
25+
HK$19.400
50+
HK$18.950
100+
HK$18.500
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
-
2770310RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$18.500
250+
HK$18.050
500+
HK$17.600
1000+
HK$17.150
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
DFN
4.2V
DFN
I2C
10Pins
I2C
-40°C
85°C
Surface Mount
-
3227208

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$26.890
10+
HK$20.190
25+
HK$18.510
100+
HK$16.660
250+
HK$15.780
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
-
4.9V
WLP
-
9Pins
I2C
-40°C
85°C
Surface Mount
-
3501910

RoHS

Each
1+
HK$43.710
10+
HK$33.390
25+
HK$30.800
100+
HK$27.960
490+
HK$25.810
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
-
3385752

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$21.540
10+
HK$14.640
50+
HK$13.860
100+
HK$13.070
250+
HK$12.330
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiCoO2
2.45V
-
4.5V
SON
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
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
3385752RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
100+
HK$13.070
250+
HK$12.330
500+
HK$11.920
1000+
HK$11.600
2500+
HK$11.180
Min: 100 / Mult: 1
Fuel Gauge
LiCoO2
2.45V
SON
4.5V
SON
I2C
12Pins
I2C
-40°C
85°C
Surface Mount
-
3227208RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$16.660
250+
HK$15.780
500+
HK$15.250
2500+
HK$14.820
Min: 100 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
WLP
4.9V
WLP
I2C
9Pins
I2C
-40°C
85°C
Surface Mount
-
3916736RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$24.720
250+
HK$23.500
500+
HK$22.750
2500+
HK$22.150
Min: 100 / 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
4565239

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$53.010
10+
HK$40.720
25+
HK$37.660
100+
HK$34.290
250+
HK$32.680
More Pricing...
Min: 1 / Mult: 1
Charger, Fuel Gauge, Internal Self-Discharge Detection, Protector
LiFePO4, Li-Ion, Li-Pol
2.16V
-
4.9V
WLP
-
15Pins
I2C
-40°C
85°C
Surface Mount
-
4565239RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
HK$40.720
25+
HK$37.660
100+
HK$34.290
250+
HK$32.680
500+
HK$31.710
More Pricing...
Min: 10 / Mult: 1
-
-
2.16V
-
4.9V
-
-
15Pins
-
-40°C
85°C
-
-
2517239

RoHS

Each
1+
HK$81.260
10+
HK$73.400
60+
HK$69.980
120+
HK$60.770
300+
HK$55.710
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
-
2770309

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$16.440
10+
HK$11.100
50+
HK$11.020
100+
HK$10.940
250+
HK$10.860
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.2V
CSP
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
2770309RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$10.940
250+
HK$10.860
500+
HK$10.780
1000+
HK$10.700
2500+
HK$10.620
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
-
2909721

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$30.330
10+
HK$22.870
25+
HK$21.000
100+
HK$18.940
250+
HK$17.960
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+
HK$30.570
10+
HK$23.020
25+
HK$21.140
100+
HK$19.070
250+
HK$18.080
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
Surface Mount
-
2535468

RoHS

Each
1+
HK$48.440
10+
HK$37.110
25+
HK$34.290
100+
HK$31.180
490+
HK$29.690
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
-
2899544

RoHS

Each
1+
HK$37.950
10+
HK$28.870
25+
HK$26.580
100+
HK$24.080
490+
HK$22.890
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
-
4.9V
TDFN
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
2770311

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$15.400
10+
HK$13.210
50+
HK$12.230
100+
HK$11.250
250+
HK$10.580
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.35V
CSP
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
3367817

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$27.130
10+
HK$16.530
50+
HK$15.460
100+
HK$14.390
250+
HK$13.490
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
5V
WLCSP
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
3404585

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$44.390
10+
HK$33.950
25+
HK$31.320
100+
HK$28.450
250+
HK$27.050
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+
HK$27.580
10+
HK$20.720
25+
HK$19.000
100+
HK$17.120
250+
HK$16.220
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
-
2519046

RoHS

Each
1+
HK$91.520
10+
HK$71.690
96+
HK$61.400
192+
HK$59.350
288+
HK$58.320
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+
HK$24.010
10+
HK$18.250
25+
HK$16.610
50+
HK$16.500
100+
HK$16.390
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.35V
DFN
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
2518904

RoHS

Each
1+
HK$94.570
10+
HK$74.130
98+
HK$63.470
196+
HK$61.370
294+
HK$60.320
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
-
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