STBC15QTR Battery Management ICs by STMicroelectronics

Ultra-low current consumption linear battery charger


The STBC15 is a linear charger thin film battery with a maximum charging current of 40 mA. The device uses a CC/CV algorithm to charge the battery. Thanks to the ultra-low consumption architecture, the charger is suitable for low-capacity cells such as thin film batteries and can use low energy sources such as energy harvesters. A 5 V input like a standard USB port can be used as a voltage source as well. A specific version (-L) is available to charge Li-Ion cells. The STBC15 integrates an over-discharge and overcurrent protection circuitry to prevent the battery from being damaged under fault conditions. The floating voltage value can be set to four different values by using dedicated selection inputs. A higher set of floating voltages, suitable for Li-Ion batteries, is available in the -L version of the product. A dedicated pin allows the device to be set in shelf-mode. In this condition, the STBC15 consumes less than 10 nA, thus not discharging the battery before the final device is activated by the end user. The ultra-low power architecture allows the STBC15 to consume less than 250 nA when the input power source is removed and less than 10 nA in over-discharge-mode. The device is available in a (1.7 × 2.0 mm) 12-lead QFN package, 400 µm pitch, 0.55 mm max. thickness or in Flip-chip 1.1 x 1.4 mm 12 bumps 300 µm pitch.

Where to Buy

Prices starting from US$0.74

Distributor Stock
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Farnell
from US$0.74
No stock
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Newark Electronics
from US$0.89
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Future Electronics
from US$0.76
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Avnet America
from US$0.74
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element14
from US$0.81
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EBV Elektronik
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Avnet Silica
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Features

Charges thin film battery with CC-CV algorithm
L version suitable for Li-Ion batteries
Charging current up to 40 mA (selectable by dedicated pins)
250 nA battery leakage current
Reverse current protection from battery to supply input
Programmable floating voltage with 0.5% accuracy
Battery overcurrent protection
Battery over-discharge protection switch totally disconnects battery for cell durability
Shelf-mode supported, no battery mechanical switch needed
Power-Good open-drain output
Valid source open drain output
Peak mode input to avoid over-discharge false triggering
Available packages: QFN12 1.7 x 2.0 mm, thickness 0.55 mm max. Flip-chip12 1.1 x 1.4 mm, 300 µm pitch
QFN12 1.7 x 2.0 mm, thickness 0.55 mm max.
Flip-chip12 1.1 x 1.4 mm, 300 µm pitch

Alternative Descriptions

Battery Charger, Li-Ion, Qfn-12 | Newark Electronics
STBC15: 6.5 V 40 mA Low Current Consumption Linear Battery Charger - QFN-12 | Future Electronics
Battery Charger 1-Cell 40mA 4.2V 12-Pin QFN T/R | Avnet America
BATTERY CHARGER, LI-ION, QFN-12 | element14


Frequently Asked Questions

Where can I find additional details, specifications and documents for a STBC15QTR?

Additional datasheets, footprints and schematics for STBC15QTR are listed on our Part Details page. You can also find images and similar parts to STBC15QTR on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for STBC15QTR on our Product Comparison page. Access via the 'View Pricing & Stock' button to view STBC15QTR price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does STBC15QTR fall under?

The STBC15QTR is listed under Power Management > Battery Management ICs > Battery Chargers.

Can I view similar or alternative parts?

You can view similar parts to STBC15QTR when available in the Battery Chargers 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 STBC15QTR you can contact the distributor directly for product support, shipping queries etc.

Is the STBC15QTR RoHS compliant?

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

Which authorised distributors for STBC15QTR have stock available?

Authorised distributors including Newark Electronics, Future Electronics, Avnet America, element14 and Farnell have stock available or on a lead time for STBC15QTR.

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

Stock availability and lead times will be displayed for STBC15QTR often in real-time on the comparison pages.

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