Authentication, Fuel Gauge Battery Fuel Gauge ICs:

51 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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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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56AC8460

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$3.760
10+
$2.830
25+
$2.600
50+
$2.470
100+
$2.350
More Pricing...
Total:$3.76
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+
$10.000
10+
$7.800
25+
$6.650
50+
$6.540
196+
$6.420
More Pricing...
Total:$10.00
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+
$3.310
10+
$2.480
25+
$2.280
50+
$2.160
100+
$2.050
More Pricing...
Total:$3.31
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+
$11.940
10+
$9.360
25+
$8.240
50+
$8.140
120+
$8.030
More Pricing...
Total:$11.94
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+
$4.790
10+
$3.650
25+
$3.340
50+
$3.190
100+
$3.040
More Pricing...
Total:$4.79
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+
$5.290
10+
$4.760
25+
$4.490
50+
$4.190
100+
$3.890
More Pricing...
Total:$5.29
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+
$8.630
10+
$8.250
25+
$7.840
50+
$7.500
100+
$7.180
More Pricing...
Total:$8.63
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+
$3.400
10+
$2.240
25+
$2.070
50+
$1.940
100+
$1.800
More Pricing...
Total:$3.40
Min: 1 / Mult: 1
Total:$180.00
Min: 100 / Mult: 1
Fuel Gauge
Li-Ion, Li-Pol
2.5V
5V
WLCSP
WLCSP
12Pins
I2C
I2C
-40°C
85°C
Surface Mount
-
24AC5417

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$2.890
10+
$2.270
25+
$2.110
50+
$2.020
100+
$1.940
More Pricing...
Total:$2.89
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+
$4.920
10+
$3.810
25+
$3.430
50+
$3.310
100+
$3.180
More Pricing...
Total:$4.92
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+
$2.430
10+
$1.900
25+
$1.770
50+
$1.700
100+
$1.630
More Pricing...
Total:$2.43
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+
$11.830
10+
$9.280
25+
$8.840
50+
$8.380
196+
$7.940
More Pricing...
Total:$11.83
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+
$5.450
10+
$3.900
25+
$3.750
50+
$3.640
100+
$3.510
More Pricing...
Total:$5.45
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+
$5.900
10+
$5.290
25+
$5.010
50+
$4.680
100+
$4.340
More Pricing...
Total:$5.90
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+
$11.450
10+
$8.970
25+
$8.540
50+
$8.120
192+
$7.680
More Pricing...
Total:$11.45
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
-
68Y6371

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$5.240
Total:$5.24
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
-
74Y9757

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$7.370
10+
$5.690
25+
$5.260
50+
$5.040
100+
$4.800
More Pricing...
Total:$7.37
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
-
73Y1607

RoHS

Date/Lot Code

Each
1+
$6.810
10+
$4.850
25+
$4.710
50+
$4.550
100+
$4.410
More Pricing...
Total:$6.81
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+
$4.660
10+
$3.530
25+
$3.250
50+
$3.100
100+
$2.950
More Pricing...
Total:$4.66
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+
$5.560
10+
$4.250
25+
$3.920
50+
$3.750
100+
$3.560
More Pricing...
Total:$5.56
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+
$7.660
10+
$5.910
25+
$5.480
50+
$5.240
100+
$5.010
More Pricing...
Total:$7.66
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+
$3.450
10+
$2.600
25+
$2.380
50+
$2.260
100+
$2.140
More Pricing...
Total:$3.45
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+
$1.690
10+
$1.250
25+
$1.140
50+
$1.090
100+
$1.030
More Pricing...
Total:$1.69
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+
$1.160
10+
$1.160
25+
$1.160
50+
$1.160
100+
$1.160
More Pricing...
Total:$1.16
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
-
18AM1712

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
$6.630
10+
$5.100
25+
$4.710
50+
$4.500
100+
$4.300
More Pricing...
Total:$6.63
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
-
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