Key facts
- Brand
- STMicroelectronics
- Model
- STC3100
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-08-10
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STMicroelectronics STC3100 Battery Monitor IC Datasheet
The STC3100 is a battery monitor IC designed for single-cell Li-ion batteries. It includes hardware functions to implement a gas gauge for battery charge monitoring based on a programmable 12- to 14-bit A/D converter. The device monitors critical parameters such as voltage, temperature, and current.
Read onlineSTMicroelectronics STC3100 specifications
| Operating temperature | -40 to 85 °C |
|---|---|
| A/D converter resolution | 12 or 14 bits |
| Input voltage range | +/- 80 mV |
| Time base frequency | 32768 Hz |
| RAM size | 32 bytes |
| Device ID | 8-byte unique |
| Maximum current | 2.5 A |
| Maximum capacity | +/- 7000 mAh |
| Current resolution | 0.2 mAh |
Source: STMicroelectronics STC3100 Battery Monitor IC Datasheet
All STMicroelectronics STC3100 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
How to use the product for one specific task, with worked examples.
Questions answered in these manuals
How is the STC3100 programmed?
The device is programmable through the I2C interface.
From: STMicroelectronics STC3100 Battery Monitor IC Datasheet
What is the operating current consumption?
The average operating current consumption is 100 uA over 4 seconds.
From: STMicroelectronics STC3100 Battery Monitor IC Datasheet
What is the function of the Reg resistor in the STC3100 circuit?
The Reg resistor is used to sense the current flowing into or from the battery, and its value must be selected so the voltage drop does not exceed +/-80 mV.
From: AN3064 Using the STC3100 Battery Monitor for Gas Gauge Applications
How does the STC3100 handle timebase accuracy?
The device can operate from an internal oscillator or use an external RTC signal. An external square wave signal provides higher accuracy than the internal oscillator.
From: AN3064 Using the STC3100 Battery Monitor for Gas Gauge Applications