STC3115IQT Battery Management ICs by STMicroelectronics

Gas gauge IC with alarm output for handheld applications

Status: Active
Series: STC3115
RoHS: Compliant
Download Datasheet Visit Manufacturer Site View Pricing & Stock

The STC3115 includes the hardware functions required to implement a low-cost gas gauge for battery monitoring. The STC3115 uses current sensing, Coulomb counting and accurate measurements of the battery voltage to estimate the state-of-charge (SOC) of the battery. An internal temperature sensor simplifies implementation of temperature compensation. An alarm output signals a low SOC condition and can also indicate low battery voltage. The alarm threshold levels are programmable. The STC3115 offers advanced features to ensure high performance gas gauging in all application conditions.

Where to Buy

Prices starting from US$1.34

Distributor Stock
Logo for Farnell
Farnell
from US$1.90
2,452
in stock
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Logo for element14
element14
from US$1.91
2,452
in stock
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Logo for Newark Electronics
Newark Electronics
from US$1.61
-
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Logo for Future Electronics
Future Electronics
from US$1.34
-
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Logo for Avnet America
Avnet America
from US$1.46
-
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Logo for EBV Elektronik
EBV Elektronik
-
-
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Logo for Avnet Silica
Avnet Silica
-
-
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Features

OptimGaugeâ„¢ algorithm
0.25% accuracy battery voltage monitoring
Coulomb counter and voltage-mode gas gauge operations
Robust initial open-circuit-voltage (OCV) measurement at power-up
Programmable low battery alarm
Internal temperature sensor
Battery swap detection
Low power: 45 μA in power-saving mode, 2 μA max. in standby mode
Micro-sized packages: 1.4 x 2.0 mm 10-bump CSP package 2.0 x 3.0 mm DFN10 package
1.4 x 2.0 mm 10-bump CSP package
2.0 x 3.0 mm DFN10 package

Alternative Descriptions

BATTERY FUEL GAUGE, LI-ION, DFN-10 | element14
Battery Fuel Gauge, Li-Ion, Dfn-10 | Newark Electronics
STC3115 Series 2.7 - 4.5 Vin 4.20 Vout Gas guage IC w/ Alarm Output - CSP-10 | Future Electronics
Battery Fuel Gauge, Li-Ion, Li-Pol, 2.7 V to 4.5 V, I2C Interface, 10 Pins, DFN | Avnet America


Frequently Asked Questions

Where can I find additional details, specifications and documents for a STC3115IQT?

Additional datasheets, footprints and schematics for STC3115IQT are listed on our Part Details page. You can also find images and similar parts to STC3115IQT on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for STC3115IQT on our Product Comparison page. Access via the 'View Pricing & Stock' button to view STC3115IQT price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does STC3115IQT fall under?

The STC3115IQT is listed under Power Management > Battery Management ICs > Battery Fuel Gauge.

Can I view similar or alternative parts?

You can view similar parts to STC3115IQT when available in the Battery Fuel Gauge range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the STC3115IQT you can contact the distributor directly for product support, shipping queries etc.

Is the STC3115IQT RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by STMicroelectronics.

Which authorised distributors for STC3115IQT have stock available?

Authorised distributors including element14, Farnell, Newark Electronics, Future Electronics and Avnet America have stock available or on a lead time for STC3115IQT.

How do I check stock and lead times for all distributors?

Stock availability and lead times will be displayed for STC3115IQT often in real-time on the comparison pages.

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