The S-8261ACHMD-G4HT2G is a lithium-ion battery protection IC manufactured by SII Semiconductor Corporation. This IC is designed to protect single-cell lithium-ion batteries from overcharge, overdischarge, and overcurrent conditions. It offers high accuracy and low current consumption, making it suitable for portable devices and battery-powered applications. The small package size allows for integration into compact designs.

Applications

• Smartphones
• Tablets
• Wearable devices
• Portable power tools
• Bluetooth headsets

Features

• Overcharge Protection: Prevents battery damage due to excessive charging voltage.
• Overdischarge Protection: Prevents battery damage due to excessive discharging voltage.
• Overcurrent Protection: Limits the discharge current to prevent damage to the battery and load.
• High-Accuracy Detection: Ensures precise and reliable protection.
• Low Current Consumption: Minimizes power consumption and extends battery life.
• Small Package: Allows for compact designs in portable devices.

Benefits

• Extended Battery Life: Optimizes battery usage and extends the overall lifespan.
• Enhanced Battery Safety: Prevents battery damage and reduces the risk of fire or explosion.
• Improved Device Reliability: Protects the device from damage due to battery-related issues.
• Reduced System Cost: Integrated protection features minimize the need for external components.
• Compact Design: Small package allows for integration into space-constrained applications.

Additional Details

The S-8261ACHMD-G4HT2G's overcharge protection feature prevents the battery voltage from exceeding the safe limit, protecting it from damage. The overdischarge protection feature prevents the battery voltage from dropping below the safe limit, further extending its lifespan. The overcurrent protection feature limits the discharge current, preventing damage to both the battery and the connected load. The high-accuracy detection ensures that the protection features are triggered precisely when needed. The low current consumption minimizes power losses and extends the battery's operational time. The small package allows for easy integration into compact designs. This lithium-ion battery protection IC offers a comprehensive solution for ensuring the safety and longevity of lithium-ion batteries in a wide range of portable applications. The HMS8 package offers improved thermal characteristics and smaller footprint.

The device also incorporates a built-in delay circuit to prevent false triggering due to transient voltage spikes. The temperature compensation feature ensures stable operation across a wide range of operating temperatures.