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Battery Fuel Gauge ICs:

186 Products Found

Farnell 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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2770311

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
€1.210
10+
€0.997
50+
€0.945
100+
€0.932
250+
€0.918
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
-
2770310

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
€2.090
10+
€1.580
25+
€1.570
50+
€1.560
100+
€1.550
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
-
2770309

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
€1.740
10+
€1.280
25+
€1.170
50+
€1.110
100+
€0.988
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
-
2517235

RoHS

Each
1+
€7.560
10+
€5.900
60+
€5.180
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Protector
Li-Ion, Li-Pol
4V
-
9.2V
TDFN
-
14Pins
Serial
-20°C
70°C
Surface Mount
-
2770310RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
€1.550
250+
€1.540
500+
€1.530
1000+
€1.520
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.2V
DFN
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
2517239

RoHS

Date/Lot Code

Each
1+
€10.030
10+
€7.870
60+
€6.920
120+
€6.140
300+
€5.890
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
-
2770309RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
€0.988
250+
€0.941
500+
€0.932
1000+
€0.922
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.2V
CSP
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
2770311RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
€0.932
250+
€0.918
500+
€0.905
1000+
€0.891
2500+
€0.878
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.35V
CSP
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
2460895

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
€1.510
10+
€1.240
25+
€1.180
50+
€1.160
100+
€1.140
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.5V
FCCSP
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
2460895RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
€1.140
250+
€1.130
500+
€1.110
1000+
€1.090
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
-
2798758

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
€7.200
10+
€5.590
25+
€5.190
100+
€4.600
250+
€4.390
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
4.5V
TSSOP
-
8Pins
Serial
-20°C
85°C
Surface Mount
-
2909721

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
€3.610
10+
€2.710
25+
€2.500
100+
€2.260
250+
€2.140
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

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
€3.560
10+
€2.680
25+
€2.470
100+
€2.220
250+
€2.110
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
Surface Mount
-
3596289

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
€3.270
10+
€2.460
25+
€2.250
100+
€2.030
250+
€1.930
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
-
3771047

RoHS

Date/Lot Code

Each
1+
€4.810
10+
€4.710
30+
€4.620
Min: 1 / Mult: 1
Fuel Gauge, Protector
Li-Ion, Li-Pol
2.16V
-
4.9V
WLP
-
15Pins
I2C
-40°C
85°C
Surface Mount
-
2517241

RoHS

Date/Lot Code

Each
1+
€6.300
10+
€4.490
25+
€4.260
100+
€4.020
300+
€3.800
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
-
2535468

RoHS

Date/Lot Code

Each
1+
€5.650
10+
€4.330
25+
€4.010
100+
€3.640
490+
€3.450
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
-
2770312

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
€2.990
10+
€2.260
25+
€2.070
50+
€1.980
100+
€1.890
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
-
3008750

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
€2.400
10+
€1.780
50+
€1.630
100+
€1.460
250+
€1.380
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiCoO2, Li-Ion
2.45V
-
4.5V
DSBGA
-
9Pins
I2C
-40°C
85°C
Surface Mount
-
2909787

RoHS

Each
1+
€5.180
10+
€3.960
25+
€3.650
100+
€3.320
490+
€3.150
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge
Li-Ion
4.2V
-
20V
TDFN-EP
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
3596288

RoHS

Date/Lot Code

Each
1+
€3.160
10+
€2.400
25+
€2.200
100+
€1.980
490+
€1.880
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
-
3501910

RoHS

Date/Lot Code

Each
1+
€5.080
10+
€3.890
25+
€3.590
100+
€3.260
490+
€2.920
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
-
3404585

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
€5.150
10+
€3.940
25+
€3.630
100+
€3.300
250+
€3.140
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
-
3501908

RoHS

Date/Lot Code

Each
1+
€3.320
10+
€2.490
30+
€2.260
100+
€2.200
250+
€2.140
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
-
3810350

RoHS

Date/Lot Code

Each
Pricing is unavailable. Please contact customer services.
Authentication, Fuel Gauge, Protector
Li-Ion, Li-Pol
2.16V
-
4.9V
WLP
-
15Pins
1 Wire
-40°C
85°C
Surface Mount
-
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