STC3100IST

Battery Management Overview

The STC3100IST is a battery monitor IC designed for single-cell Lithium-ion batteries, manufactured by STMicroelectronics. It operates within a supply voltage range of 2.7 V to 5.5 V and supports output currents up to 2.5 A. The device features a programmable 12- to 14-bit ADC for coulomb counting and gas gauge implementation. It includes an internal temperature sensor and communicates via an I2C interface. Operating temperatures span from -40°C to +85°C with a typical operating current of 100 uA. The component is housed in an 8-MiniSO package.

Battery Management Feature Summary

• Integrates hardware functions for accurate gas gauge monitoring based on a programmable analog-to-digital converter.
• Includes an internal temperature sensor and supports both internal and external time bases for precise tracking.
• Provides a unique 8-byte device ID and 32 bytes of RAM for data storage and identification.

Battery Management Applications

• Single-cell Lithium-ion battery charge monitoring
• Battery management systems requiring coulomb counting
• Portable electronic devices needing state-of-charge estimation

Battery Management Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure compatibility with required packaging options such as cut tape or reel configurations. Confirm that the selected variant meets the necessary environmental compliance standards, including RoHS specifications, for the intended application environment before finalizing procurement orders.

Battery Management Selection Notes

Select this component when designing systems requiring precise single-cell lithium-ion battery monitoring with integrated coulomb counting capabilities. Ensure the design accommodates the required external sense resistor for current measurement and verify that the I2C interface aligns with the system's communication architecture. Consider the operating temperature range and power consumption requirements for the target application.

Battery Management Part Context

The STC3100IST belongs to the STC3100 series of battery management ICs from STMicroelectronics. This series focuses on providing accurate battery status information through integrated sensing and conversion hardware. The IST suffix typically denotes a specific package and tape/reel configuration suitable for surface-mount assembly processes in consumer electronics manufacturing.

Battery Management Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult official distributor databases or manufacturer cross-reference guides for potential alternatives if this specific part number is unavailable.