Battery Fuel Gauge ICs:

52 Products Found

Newark 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
Supply Voltage Max
Battery IC Case Style
IC Case / Package
No. of Pins
IC Interface Type
Interfaces
Operating Temperature Min
Operating Temperature Max
IC Mounting
Product Range
Packaging
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18AM1712

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$6.830
10+
$5.250
25+
$4.850
50+
$4.640
100+
$4.420
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
-
50AK2930

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$6.710
10+
$4.450
25+
$3.840
50+
$3.510
100+
$3.170
More Pricing...
Min: 1 / Mult: 1
Status Monitor
Supercapacitor
1.8V
5.5V
-
LFCSP
12Pins
-
I2C
-40°C
125°C
Surface Mount
-
50AK2706

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$9.530
10+
$6.780
25+
$5.930
50+
$5.450
100+
$4.980
More Pricing...
Min: 1 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
3.6V
20V
-
DFN-EP
8Pins
-
I2C, SMBus
-40°C
85°C
Surface Mount
-
51AK6689

RoHS

Date/Lot Code

Each
1+
$8.780
10+
$5.900
25+
$5.150
50+
$4.830
100+
$4.510
More Pricing...
Min: 1 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
3.6V
20V
-
DFN-EP
8Pins
-
I2C, SMBus
0°C
70°C
Surface Mount
-
51AK6690

RoHS

Date/Lot Code

Each
1+
$10.010
10+
$6.780
25+
$5.930
50+
$5.570
100+
$5.220
More Pricing...
Min: 1 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
3.6V
20V
-
DFN-EP
8Pins
-
I2C, SMBus
-40°C
85°C
Surface Mount
-
50AK2708

RoHS

Date/Lot Code

Each
1+
$11.530
10+
$7.880
25+
$6.930
50+
$6.330
100+
$5.730
More Pricing...
Min: 1 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
3.6V
60V
-
DFN-EP
8Pins
-
I2C, SMBus
-40°C
85°C
Surface Mount
-
54AK7469

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$4.800
10+
$3.640
25+
$3.350
50+
$3.190
100+
$3.040
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge
Li-Ion
2.3V
4.9V
TDFN-EP
TDFN-EP
14Pins
I2C
I2C
-40°C
85°C
Surface Mount
MAX17201 Series
16AM6693

RoHS

Date/Lot Code

Each (Supplied on Full Reel)
Full Reel
2500+
$2.180
Min: 2500 / Mult: 2500
Authentication, Fuel Gauge, Protector
Li-Ion, Li-Pol
2.3V
4.9V
-
WLP
15Pins
-
I2C
-40°C
85°C
Surface Mount
-
50AK2705

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$8.780
10+
$5.900
25+
$5.150
50+
$4.710
100+
$4.290
More Pricing...
Min: 1 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
3.6V
20V
-
DFN-EP
8Pins
-
I2C, SMBus
0°C
70°C
Surface Mount
-
18AM2666

RoHS

Date/Lot Code

Each
1+
$4.160
10+
$3.140
25+
$2.890
50+
$2.750
100+
$2.610
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Internal Self-Discharge Detection, Protector
Li-Ion, Li-Pol
2.3V
4.9V
-
TDFN-EP
14Pins
-
I2C
-40°C
85°C
Surface Mount
MAX17303 Series
50AK2707

RoHS

Date/Lot Code

Each
1+
$9.770
10+
$6.820
25+
$5.970
50+
$5.440
100+
$4.910
More Pricing...
Min: 1 / Mult: 1
Current, Temperature & Voltage Measurement, Status Monitor
Li-Ion
3.6V
60V
-
DFN-EP
8Pins
-
I2C, SMBus
0°C
70°C
Surface Mount
-
33AK3209

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$4.930
10+
$3.760
25+
$3.460
50+
$3.290
100+
$3.130
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion
2.3V
4.9V
TDFN-EP
TDFN-EP
14Pins
2 Wire, I2C, Serial
2 Wire, I2C, Serial
-40°C
85°C
Surface Mount
MAX17261 Series
98Y5907

RoHS

Each
1+
$0.811
10+
$0.811
25+
$0.811
50+
$0.811
100+
$0.811
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
4.2V
20V
TDFN
TDFN
14Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
82AC0122

RoHS

Each (Supplied on Full Reel)
Full Reel
1+
$0.986
10000+
$0.967
20000+
$0.961
30000+
$0.955
40000+
$0.950
Min: 5000 / Mult: 5000
-
-
-
-
-
-
-
-
-
-
-
-
-
31AC5157

RoHS

Each
1+
$0.721
10+
$0.721
25+
$0.721
50+
$0.721
100+
$0.721
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
2.3V
4.9V
TDFN
TDFN
14Pins
1 Wire
1 Wire
-40°C
85°C
Surface Mount
-
84AC2849

RoHS

Each (Supplied on Full Reel)
Full Reel
1+
$1.140
6000+
$1.120
12000+
$1.100
24000+
$1.100
48000+
$1.100
Min: 3000 / Mult: 3000
-
-
-
-
-
-
-
-
-
-
-
-
-
68AC5280

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$3.840
10+
$2.900
25+
$2.660
50+
$2.530
100+
$2.400
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion
2.5V
4.5V
TDFN-EP
TDFN-EP
8Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
24AC5419

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$3.100
10+
$2.680
25+
$2.530
50+
$2.370
100+
$2.210
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
4.35V
DFN
DFN
10Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
24AC5418

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$2.370
10+
$1.870
25+
$1.760
50+
$1.680
100+
$1.600
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
4.35V
CSP
CSP
10Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
73Y1604

RoHS

Date/Lot Code

Each
1+
$7.720
10+
$5.990
25+
$5.730
50+
$5.450
150+
$5.180
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
4.5V
TDFN
TDFN
10Pins
Serial
Serial
-40°C
85°C
Surface Mount
-
73Y1602

RoHS

Date/Lot Code

Each
1+
$11.660
10+
$9.140
25+
$7.820
50+
$7.680
196+
$7.540
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
4.5V
TSSOP
TSSOP
8Pins
Serial
Serial
-40°C
85°C
Surface Mount
-
73Y1603

RoHS

Date/Lot Code

Each
1+
$10.030
10+
$7.850
25+
$7.490
50+
$7.030
150+
$6.580
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
10V
TDFN
TDFN
10Pins
Serial
Serial
-40°C
85°C
Surface Mount
-
54AH9132

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$2.690
10+
$2.250
25+
$2.110
50+
$1.970
100+
$1.830
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
5V
WLCSP
WLCSP
12Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
31AC5158

RoHS

Each
1+
$8.530
10+
$6.680
25+
$5.840
50+
$5.540
100+
$5.230
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
4.2V
20V
TDFN
TDFN
14Pins
1 Wire
1 Wire
-40°C
85°C
Surface Mount
-
73Y1600

RoHS

Date/Lot Code

Each
1+
$10.890
10+
$8.510
25+
$8.160
50+
$7.810
120+
$7.470
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Protector
Li-Ion, Li-Pol
4V
9.2V
TDFN
TDFN
14Pins
Serial
Serial
-20°C
70°C
Surface Mount
-
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