The S-8261ABIMD-G3IT2S is a single-cell lithium-ion battery protection IC manufactured by SII Semiconductor Corporation. It is designed to safeguard lithium-ion battery packs from various fault conditions, including overcharge, overdischarge, and overcurrent, ensuring the safety and longevity of the battery and the device it powers.

Applications

• Smartphones: Battery protection in mobile phones, preventing damage from improper charging and discharging.
• Tablets: Power management for tablet batteries, ensuring safe operation and extended lifespan.
• Wearable Devices: Used in smartwatches, fitness trackers, and other wearables to protect the battery from overcharging and deep discharging.
• Portable Audio Players: Battery protection in MP3 players and other portable audio devices.
• Bluetooth Headsets: Lithium-ion battery management in wireless headsets for safe and reliable performance.

Features

• Overcharge Protection: Prevents the battery from being charged beyond its maximum voltage, protecting it from damage.
• Overdischarge Protection: Cuts off the discharge current when the battery voltage drops below a safe level, preventing deep discharge damage.
• Overcurrent Protection: Limits the current flowing from the battery to prevent damage from short circuits or excessive loads.
• High-Accuracy Voltage Detection: Provides precise and reliable voltage monitoring for accurate protection.
• Low Current Consumption: Minimizes power drain from the battery, extending its runtime and shelf life.
• Small Package Size: Allows for integration into compact battery packs and space-constrained devices.

Benefits

• Enhanced Battery Safety: Prevents dangerous conditions such as overheating, fire, and explosion.
• Extended Battery Life: Protects the battery from damage, prolonging its usable life and reducing the need for frequent replacements.
• Improved Device Reliability: Ensures that the device operates safely and reliably, preventing unexpected shutdowns or malfunctions.
• Reduced Risk of Accidents: Minimizes the potential hazards associated with lithium-ion batteries.
• Compliance with Safety Standards: Helps device manufacturers meet regulatory requirements and industry standards.

Additional Details

The S-8261ABIMD-G3IT2S typically includes voltage detection circuitry, current detection circuitry, and a control circuit. The voltage detection circuitry monitors the battery voltage and triggers the overcharge or overdischarge protection when necessary. The current detection circuitry monitors the current flowing from the battery and triggers the overcurrent protection if the current exceeds a predefined threshold. The control circuit controls the charging and discharging of the battery based on the signals from the detection circuits.

The IC is designed to operate over a specific temperature range and is available in a small package size for easy integration into battery packs. Detailed technical specifications, including operating voltage ranges, current thresholds, and package dimensions, can be found in the datasheet provided by SII Semiconductor Corporation.