S-8255AAA-TET1S

Battery Management Overview

The S-8255AAA-TET1S is a battery monitoring IC designed for lithium-ion battery packs consisting of three to five serially connected cells. Manufactured by ABLIC Inc., this component operates within a supply voltage range of 3.0V to 24.0V, ensuring compatibility with various multi-cell configurations. It features an operating temperature range from -40°C to +85°C, suitable for diverse environmental conditions. The device is housed in a compact 20-pin TSSOP package, facilitating integration into space-constrained electronic designs while providing essential cell voltage monitoring capabilities.

Battery Management Feature Summary

• Provides continuous monitoring of individual cell voltages within a series-connected battery pack configuration
• Integrates protection logic to detect overcharge and overdischarge conditions for enhanced safety
• Utilizes a low-power architecture to minimize standby current consumption during inactive periods

Battery Management Applications

• Lithium-ion battery packs for portable electronic devices
• Power management systems in electric vehicles and hybrid electric vehicles
• Uninterruptible power supply (UPS) units requiring multi-cell monitoring

Battery Management Procurement Notes

Verify the specific suffix 'TET1S' to confirm the tape-and-reel packaging format and pin assignment. Ensure the ordering code matches the exact voltage thresholds and delay times required by your circuit design. Cross-reference the manufacturer's latest datasheet revision to confirm compliance with current RoHS directives and material declarations before finalizing procurement orders.

Battery Management Selection Notes

Select this component when designing systems requiring precise monitoring of three to five series lithium-ion cells. Consider the 20-TSSOP package dimensions for PCB layout constraints. Evaluate the thermal performance requirements against the specified operating temperature range. Verify that the input voltage range aligns with the maximum pack voltage of the intended application to ensure reliable operation without exceeding absolute maximum ratings.

Battery Management Part Context

This IC belongs to the S-8255B series of battery monitoring integrated circuits from ABLIC Inc. The series is engineered specifically for protecting and managing multi-cell lithium-ion battery assemblies. These components are widely utilized in industries demanding high reliability and accurate state-of-charge estimation through direct cell voltage measurement.

Battery Management Replacement Considerations

Direct substitutes include other models within the S-8255B series, such as the S-8255BAB-TET1S or S-8255BAA-TET1S, provided their specific threshold voltages and timing parameters match the original design requirements. Verify pin-to-pin compatibility and electrical specifications before substitution.