Battery Fuel Gauge ICs:

116 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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Buyer
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$82.350
10+
NT$81.060
25+
NT$79.760
50+
NT$78.470
100+
NT$77.170
More Pricing...
Total:NT$82.35
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$77.170
250+
NT$75.880
500+
NT$74.580
1000+
NT$73.280
Total:NT$7,717.00
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$445.820
10+
NT$351.760
60+
NT$310.730
120+
NT$299.640
300+
NT$287.920
More Pricing...
Total:NT$445.82
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$43.890
Total:NT$62.41
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
10+
NT$43.890
Total:NT$4,389.00
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
-
2857995

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$137.640
10+
NT$104.260
25+
NT$95.970
100+
NT$86.830
250+
NT$82.480
More Pricing...
Total:NT$137.64
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
Surface Mount
-
2909721

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$135.830
10+
NT$103.090
25+
NT$94.870
100+
NT$85.820
250+
NT$81.510
More Pricing...
Total:NT$135.83
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion
2.5V
-
4.5V
TDFN-EP
-
8Pins
I2C
-40°C
85°C
Surface Mount
-
2535468

RoHS

Each
1+
NT$205.090
10+
NT$158.130
25+
NT$146.430
100+
NT$133.520
250+
NT$127.370
More Pricing...
Total:NT$205.09
Min: 1 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
4.2V
-
20V
TDFN
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
2770311

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$56.840
10+
NT$54.520
50+
NT$52.180
100+
NT$49.840
250+
NT$47.510
More Pricing...
Total:NT$56.84
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.35V
CSP
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
3404585

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$206.960
10+
NT$159.090
25+
NT$147.140
100+
NT$133.990
250+
NT$127.730
More Pricing...
Total:NT$206.96
Min: 1 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
4.2V
-
20V
TDFN-EP
-
14Pins
I2C
-40°C
85°C
Surface Mount
-
3367817

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$109.870
10+
NT$67.450
50+
NT$63.180
100+
NT$58.900
250+
NT$55.280
More Pricing...
Total:NT$109.87
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
-
5V
WLCSP
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
3227208

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$120.940
10+
NT$91.390
25+
NT$83.960
100+
NT$75.810
250+
NT$71.920
More Pricing...
Total:NT$120.94
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
-
4.9V
WLP
-
9Pins
I2C
-40°C
85°C
Surface Mount
-
3596289

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$126.300
10+
NT$95.510
25+
NT$87.800
100+
NT$79.330
250+
NT$75.290
More Pricing...
Total:NT$126.30
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
-
4.9V
TDFN-EP
-
14Pins
I2C
-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...
Total:NT$77.45
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$232.580
10+
NT$180.620
25+
NT$167.480
50+
NT$160.410
100+
NT$153.330
More Pricing...
Total:NT$232.58
Min: 1 / Mult: 1
Fuel Gauge, Protector
Li-Ion, Li-Pol
2.2V
-
26V
VQFN
-
32Pins
SMBus
-40°C
85°C
Surface Mount
-
2519046

RoHS

Each
1+
NT$427.250
10+
NT$336.690
96+
NT$289.700
192+
NT$280.340
288+
NT$275.650
More Pricing...
Total:NT$427.25
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$92.030
10+
NT$71.970
25+
NT$71.410
50+
NT$70.840
100+
NT$70.280
More Pricing...
Total:NT$92.03
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
-
4.35V
DFN
-
10Pins
I2C
-40°C
85°C
Surface Mount
-
3501910

RoHS

Each
1+
NT$203.980
10+
NT$156.820
25+
NT$144.990
100+
NT$132.010
490+
NT$122.180
More Pricing...
Total:NT$203.98
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+
NT$86.260
10+
NT$59.160
50+
NT$56.100
100+
NT$53.030
250+
NT$50.130
More Pricing...
Total:NT$86.26
Min: 1 / Mult: 1
Fuel Gauge
LiCoO2
2.45V
-
4.5V
SON
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
3008755

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$182.320
10+
NT$181.720
Total:NT$182.32
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion, Li-Pol
2.2V
-
26V
SON
-
12Pins
I2C
-40°C
85°C
Surface Mount
-
2518904

RoHS

Each
1+
NT$441.780
10+
NT$348.440
98+
NT$299.720
196+
NT$290.130
294+
NT$285.330
More Pricing...
Total:NT$441.78
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$173.090
10+
NT$132.270
25+
NT$122.070
100+
NT$110.840
250+
NT$105.480
More Pricing...
Total:NT$173.09
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$141.270
10+
NT$108.480
25+
NT$106.250
100+
NT$89.580
490+
NT$89.550
More Pricing...
Total:NT$141.27
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
-
3501539

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
NT$120.190
10+
NT$90.780
25+
NT$83.390
100+
NT$75.280
250+
NT$71.410
More Pricing...
Total:NT$120.19
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$184.360
10+
NT$141.110
25+
NT$130.330
100+
NT$118.470
250+
NT$112.810
More Pricing...
Total:NT$184.36
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
-
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