Smart battery tool: SMBus reader for power management
For designers of devices with TEFOO Li-Ion batteries, an efficient and compact tool is now available to read the SMBus data from batteries. This tool provides detailed insights into the status, configuration and readings of Tefoo hard case batteries, displayed on a bright two-color display. The information displayed includes:

- ⊙ Brand, model, serial number, production date
- ⊙ Battery voltage
- ⊙ State of Charge (SOC)
- ⊙ Temperature
- ⊙ Remaining capacity
- ⊙ Full Charge Capacity
- ⊙ State of Health (SOH)
- ⊙ Number of Charge Cycles (Cycle Count)
The tool uses a 5-pin blade connector that can be easily plugged into any Tefoo pack. For long-term storage or during transport by sea freight, the battery can be put into a deep sleep mode, reducing its own energy consumption to just 10 μA. The integrated USB-C interface acts as a power supply to activate the battery after it enters deep sleep or protection mode.
Tefoo offers a wide range of hard case Li-Ion batteries, built with Panasonic 18650 cells, that comply with the IEC62133-2:2017 and UN38.3 certifications. These certifications enable the quick and safe integration of replaceable Li-Ion batteries into portable and medical equipment. Tefoo’s battery versions range from 3.6V, 7.2V, 10.8V to 14.4V, with capacities ranging from 3400mAh to 13,200mAh.
With this tool, designers have instant access to critical battery information and the ability to efficiently optimize power management, contributing to improved performance and safety of devices with Li-Ion batteries.
Interested or more information?
Do you have any questions or are you interested in this product? Please contact: sales@tefoobattery.com
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