The S-8261DAY-M6T1U is a single-cell lithium-ion battery protection IC manufactured by ABLIC U.S.A. Inc. Designed to protect lithium-ion battery packs from overcharge, overdischarge, and overcurrent conditions, this IC ensures the safety and extends the lifespan of the battery and the devices they power.

Applications

• Smartphones: Used to protect batteries in smartphones against overcharging and deep discharging.
• Tablets: Integrated into battery management systems to ensure safe battery operation in tablets.
• Wearable Devices: Found in smartwatches, fitness trackers, and other wearables for battery protection.
• Portable Audio Players: Protects batteries in MP3 players and portable speakers from damage.
• Bluetooth Headsets: Provides battery protection for wireless headsets, preventing overcharge and overdischarge.

Features

• Overcharge Protection: Prevents the battery from charging beyond its maximum voltage.
• Overdischarge Protection: Cuts off the discharge current when the battery voltage drops below a safe level.
• Overcurrent Protection: Limits the current flowing from the battery, protecting against short circuits and excessive loads.
• High Accuracy Voltage Detection: Provides precise voltage monitoring for reliable protection.
• Low Current Consumption: Minimizes power drain from the battery, extending its runtime.
• Small Package Size: Allows for easy integration into compact battery packs.

Benefits

• Enhanced Battery Safety: Prevents dangerous conditions such as overheating and explosion.
• Extended Battery Life: Protects the battery from damage, prolonging its usable life.
• Improved Device Reliability: Ensures safe and reliable device operation by preventing battery-related issues.
• Reduced Risk of Fire: Minimizes the likelihood of battery-related fires.
• Compliance with Safety Standards: Helps manufacturers meet regulatory requirements for battery safety.

Additional Details

The S-8261DAY-M6T1U incorporates voltage detection, current detection, and control circuits. The voltage detection circuit monitors battery voltage, triggering overcharge or overdischarge protection as necessary. The current detection circuit monitors current, triggering overcurrent protection when a predefined threshold is exceeded. The control circuit then manages charging and discharging, based on the detection signals.

This IC is designed for a wide temperature range and small package integration. Specifics such as operating voltage, current thresholds, and package dimensions are documented in the datasheet provided by ABLIC U.S.A. Inc. Furthermore, careful consideration of external components, along with strict adherence to manufacturer guidelines, is necessary for optimal performance and protection.