Battery Fuel Gauge ICs:

110 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
Product Range
Packaging
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2770310

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$78.620
10+
NT$77.460
25+
NT$76.300
50+
NT$75.140
100+
NT$73.980
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+
NT$73.980
250+
NT$72.820
500+
NT$71.660
1000+
NT$70.490
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
-
2517239

RoHS

Each
1+
NT$366.590
10+
NT$331.750
60+
NT$316.780
120+
NT$276.100
300+
NT$253.310
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+
NT$62.410
10+
NT$42.640
50+
NT$42.450
100+
NT$42.250
250+
NT$42.070
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+
NT$42.250
250+
NT$42.070
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+
NT$115.950
10+
NT$88.000
25+
NT$80.980
100+
NT$73.260
250+
NT$69.580
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+
NT$116.910
10+
NT$88.550
25+
NT$81.500
100+
NT$73.740
250+
NT$70.040
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
Surface Mount
-
2899544

RoHS

Each
1+
NT$151.950
10+
NT$116.310
25+
NT$107.340
100+
NT$97.530
250+
NT$92.840
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+
NT$59.300
10+
NT$51.070
50+
NT$47.380
100+
NT$43.900
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+
NT$102.790
10+
NT$77.670
25+
NT$71.360
100+
NT$64.430
250+
NT$61.120
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
-
4.9V
WLP
-
9Pins
I2C
-40°C
85°C
Surface Mount
-
3367817

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$107.030
10+
NT$65.720
50+
NT$61.560
100+
NT$57.400
250+
NT$53.880
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+
NT$176.500
10+
NT$135.670
25+
NT$125.470
100+
NT$114.260
250+
NT$108.910
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+
NT$109.380
10+
NT$82.710
25+
NT$76.030
100+
NT$68.700
250+
NT$65.190
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+
NT$363.990
10+
NT$286.830
96+
NT$246.790
192+
NT$238.800
288+
NT$234.800
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+
NT$96.080
10+
NT$73.670
25+
NT$72.780
50+
NT$71.890
100+
NT$71.000
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
-
3385752

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$85.440
10+
NT$58.550
50+
NT$55.510
100+
NT$52.460
250+
NT$49.580
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiCoO2
2.45V
-
4.5V
SON
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
3501910

RoHS

Each
1+
NT$173.560
10+
NT$133.410
25+
NT$123.350
100+
NT$112.290
490+
NT$103.930
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
-
2518904

RoHS

Each
1+
NT$376.160
10+
NT$296.650
98+
NT$255.170
196+
NT$247.000
294+
NT$242.910
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+
NT$147.680
10+
NT$112.840
25+
NT$104.130
100+
NT$94.550
250+
NT$89.990
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+
NT$137.240
10+
NT$105.380
25+
NT$103.220
100+
NT$87.020
490+
NT$86.990
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+
NT$77.450
10+
NT$53.120
50+
NT$50.390
100+
NT$47.640
250+
NT$45.200
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiCoO2, Li-Ion
2.45V
-
4.5V
DSBGA
-
9Pins
I2C
-40°C
85°C
Surface Mount
-
3123821

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$226.510
10+
NT$175.910
25+
NT$163.100
50+
NT$156.220
100+
NT$149.330
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
-
3501539

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$102.430
10+
NT$77.330
25+
NT$71.030
100+
NT$64.100
250+
NT$60.790
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
-
4.9V
WLP
-
9Pins
I2C
-40°C
85°C
Surface Mount
-
3921494

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$157.180
10+
NT$120.290
25+
NT$111.100
100+
NT$100.980
250+
NT$96.150
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+
NT$147.700
10+
NT$112.860
25+
NT$104.140
100+
NT$94.560
250+
NT$90.000
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
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