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
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Packaging
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56AC8460

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$5.080
10+
$3.830
25+
$3.510
50+
$3.340
100+
$3.170
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
4.9V
TDFN
TDFN
10Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
14AC3773

RoHS

Date/Lot Code

Each
1+
$13.500
10+
$10.530
25+
$10.010
50+
$9.480
196+
$8.970
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
4.5V
TSSOP
TSSOP
8Pins
2 Wire, Serial
2 Wire, Serial
-40°C
85°C
Surface Mount
-
33AH1405

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$4.470
10+
$3.350
25+
$3.080
50+
$2.920
100+
$2.770
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
4.9V
WLP
WLP
9Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
73Y1605

RoHS

Date/Lot Code

Each
1+
$16.110
10+
$12.640
25+
$12.140
50+
$11.620
120+
$11.120
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Protector
Li-Ion, Li-Pol
2.5V
4.6V
TDFN
TDFN-EP
14Pins
Serial
Serial 1-Wire
-40°C
85°C
Surface Mount
-
63AC9968

RoHS

Date/Lot Code

Each
1+
$6.470
10+
$4.920
25+
$4.540
50+
$4.310
100+
$4.100
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
4.9V
TDFN
TDFN
14Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
80AH2054

RoHS

Date/Lot Code

Each
1+
$7.150
10+
$6.430
25+
$6.060
50+
$5.660
100+
$5.260
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Internal Self-Discharge Detection, Protector
Li-Ion, Li-Pol
4.2V
18V
TQFN
TQFN
24Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
28AH1971

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$11.650
10+
$11.140
25+
$10.580
50+
$10.120
100+
$9.690
Min: 1 / Mult: 1
Authentication, Fuel Gauge
Li-Ion, Li-Pol
2.2V
26V
VQFN
VQFN
32Pins
SMBus
SMBus
-40°C
85°C
Surface Mount
-
54AH9131

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
1+
$4.590
10+
$3.020
25+
$2.800
50+
$2.620
100+
$2.440
More Pricing...
Min: 1 / Mult: 1
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
5V
WLCSP
WLCSP
12Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
38AC0952

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$11.570
10+
$8.970
25+
$8.320
50+
$7.970
100+
$7.610
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
4.5V
TSSOP
TSSOP
8Pins
Serial
Serial
-20°C
85°C
Surface Mount
-
24AC5417

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$4.050
10+
$3.190
25+
$2.980
50+
$2.850
100+
$2.730
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
4.2V
DFN
DFN
10Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
05AC2823

RoHS

Each
1+
$6.650
10+
$5.150
25+
$4.630
50+
$4.470
100+
$4.300
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion
2.3V
4.9V
TDFN
TDFN
14Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
24AC5416

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$3.410
10+
$2.670
25+
$2.490
50+
$2.390
100+
$2.300
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
4.2V
CSP
CSP
10Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
75Y6256

RoHS

Date/Lot Code

Each
1+
$15.980
10+
$12.530
25+
$11.930
50+
$11.320
196+
$10.720
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
10V
TSSOP
TSSOP
8Pins
1 Wire
1 Wire
-40°C
85°C
Surface Mount
-
73Y1606

RoHS

Date/Lot Code

Each
1+
$7.360
10+
$5.240
25+
$5.060
50+
$4.910
100+
$4.740
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
4.5V
TDFN
TDFN
10Pins
Serial
Serial
-20°C
70°C
Surface Mount
-
80AH2055

RoHS

Date/Lot Code

Each
1+
$7.970
10+
$7.150
25+
$6.760
50+
$6.310
100+
$5.860
More Pricing...
Min: 1 / Mult: 1
Authentication, Fuel Gauge, Internal Self-Discharge Detection, Protector
Li-Ion, Li-Pol
4.2V
18V
TQFN
TQFN
24Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
75Y6257

RoHS

Date/Lot Code

Each
1+
$15.460
10+
$12.110
25+
$11.530
50+
$10.960
192+
$10.370
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
4.5V
TSSOP
TSSOP
14Pins
1 Wire, Serial
1 Wire, Serial
-25°C
70°C
Surface Mount
-
74Y9757

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$9.960
10+
$7.690
25+
$7.120
50+
$6.820
100+
$6.500
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
4.5V
TDFN
TDFN
10Pins
Serial
Serial
-20°C
70°C
Surface Mount
-
68Y6371

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$7.300
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
4.5V
FCCSP
FCCSP
12Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
73Y1607

RoHS

Date/Lot Code

Each
1+
$9.190
10+
$7.070
25+
$6.540
50+
$6.250
100+
$5.950
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
4.5V
TDFN
TDFN
10Pins
Serial
Serial
-20°C
70°C
Surface Mount
-
68AC5281

RoHS

Date/Lot Code

Each
1+
$6.290
10+
$4.770
25+
$4.400
50+
$4.190
100+
$3.980
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
-
69AH0891

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$7.510
10+
$5.740
25+
$5.300
50+
$5.050
100+
$4.810
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge, Identification, Status Monitor
Li-Ion
4.2V
20V
TDFN-EP
TDFN-EP
14Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
73Y1595

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$10.350
10+
$8.000
25+
$7.330
50+
$7.050
100+
$6.760
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
3V
4.5V
TSSOP
TSSOP
8Pins
Serial
Serial
-20°C
70°C
Surface Mount
-
13AJ0566

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$4.660
10+
$3.510
25+
$3.210
50+
$3.050
100+
$2.900
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
LiFePO4, Li-Ion
2.3V
4.9V
TDFN-EP
TDFN-EP
14Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
26AH0140

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
$2.350
10+
$1.740
25+
$1.590
50+
$1.520
100+
$1.440
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.7V
4.5V
CSP
CSP
9Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
81Y9081

RoHS

Date/Lot Code

Each
1+
$1.610
10+
$1.610
25+
$1.610
50+
$1.610
100+
$1.610
More Pricing...
Min: 1 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
3V
4.5V
TSSOP
TSSOP
8Pins
Serial
1 Wire
-20°C
70°C
Surface Mount
-
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