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Battery Fuel Gauge ICs:

184 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+
CHF 1.120
10+
CHF 0.919
50+
CHF 0.871
100+
CHF 0.859
250+
CHF 0.846
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+
CHF 1.940
10+
CHF 1.440
25+
CHF 1.430
50+
CHF 1.420
100+
CHF 1.410
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+
CHF 1.630
10+
CHF 1.200
25+
CHF 1.100
50+
CHF 1.040
100+
CHF 0.927
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+
CHF 7.100
10+
CHF 5.540
60+
CHF 4.870
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+
CHF 1.410
250+
CHF 1.400
500+
CHF 1.390
1000+
CHF 1.380
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+
CHF 9.420
10+
CHF 7.400
60+
CHF 6.500
120+
CHF 5.770
300+
CHF 5.530
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+
CHF 0.927
250+
CHF 0.883
500+
CHF 0.875
1000+
CHF 0.865
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+
CHF 0.859
250+
CHF 0.846
500+
CHF 0.834
1000+
CHF 0.821
2500+
CHF 0.809
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+
CHF 1.390
10+
CHF 1.140
25+
CHF 1.090
50+
CHF 1.070
100+
CHF 1.050
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+
CHF 1.050
250+
CHF 1.040
500+
CHF 1.020
1000+
CHF 1.000
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+
CHF 6.770
10+
CHF 5.250
25+
CHF 4.880
100+
CHF 4.320
250+
CHF 4.130
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+
CHF 3.370
10+
CHF 2.530
25+
CHF 2.330
100+
CHF 2.120
250+
CHF 1.990
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+
CHF 3.350
10+
CHF 2.520
25+
CHF 2.320
100+
CHF 2.090
250+
CHF 1.980
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
Surface Mount
-
3596289

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
CHF 2.960
10+
CHF 2.230
25+
CHF 2.040
100+
CHF 1.830
250+
CHF 1.740
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
-
2517241

RoHS

Date/Lot Code

Each
1+
CHF 5.880
10+
CHF 4.190
25+
CHF 3.970
100+
CHF 3.750
300+
CHF 3.540
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+
CHF 5.240
10+
CHF 4.020
25+
CHF 3.710
100+
CHF 3.380
490+
CHF 3.120
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
-
3008750

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
CHF 2.250
10+
CHF 1.670
50+
CHF 1.530
100+
CHF 1.370
250+
CHF 1.300
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+
CHF 4.770
10+
CHF 3.650
25+
CHF 3.360
100+
CHF 3.060
490+
CHF 2.900
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge
Li-Ion
4.2V
-
20V
TDFN-EP
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
2770312

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
CHF 2.760
10+
CHF 2.080
25+
CHF 1.910
50+
CHF 1.830
100+
CHF 1.740
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
-
3596288

RoHS

Date/Lot Code

Each
1+
CHF 2.860
10+
CHF 2.170
25+
CHF 1.990
100+
CHF 1.790
490+
CHF 1.700
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
-
3404585

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
CHF 4.800
10+
CHF 3.680
25+
CHF 3.390
100+
CHF 3.080
250+
CHF 2.930
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
-
3501910

RoHS

Date/Lot Code

Each
1+
CHF 4.770
10+
CHF 3.660
25+
CHF 3.370
100+
CHF 3.060
490+
CHF 2.740
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
-
2798758RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
CHF 5.250
25+
CHF 4.880
100+
CHF 4.320
250+
CHF 4.130
500+
CHF 4.010
Min: 10 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
4.5V
TSSOP
-
8Pins
Serial
-20°C
85°C
Surface Mount
-
2535470

RoHS

Each
1+
CHF 7.240
10+
CHF 5.670
25+
CHF 4.960
100+
CHF 4.410
490+
CHF 3.160
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
-
2518904

RoHS

Date/Lot Code

Each
1+
CHF 10.340
10+
CHF 8.110
98+
CHF 6.700
196+
CHF 6.640
294+
CHF 6.590
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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