The S-8261AAMMD-G2MT2S is a single-cell lithium-ion battery protection IC manufactured by SII Semiconductor Corporation. This component is designed to safeguard lithium-ion batteries from overcharge, overdischarge, and overcurrent scenarios, ensuring secure and dependable operation in various portable electronics. It works by monitoring the battery's voltage and current, and disconnecting it from the charging or discharging circuit if a hazardous condition arises.

Applications:

• Smartphones: Provides crucial battery safety, prolonging the battery's lifespan and enhancing user safety.
• Tablets: Guarantees reliable battery performance, preventing potential damage from overcharging or deep discharging.
• Portable Media Players: Shields the battery from potentially harmful circumstances, guaranteeing steady performance.
• Digital Cameras: Protects the battery, extending its useful life and averting unanticipated power disruptions.
• Wireless Headphones: Oversees battery performance, assuring consistent power output and a longer operational lifespan.
• Wearable Devices: Delivers extensive battery safety in smartwatches, fitness trackers, and other wearable devices.

Features:

• Overcharge Protection: Prevents the battery from being charged beyond its safe voltage limit, preventing damage and extending its life.
• Overdischarge Protection: Prevents the battery from being discharged below its safe voltage level, avoiding damage and maintaining functionality.
• Overcurrent Protection: Protects the battery from excessive current draw, thus preventing overheating and potential damage.
• Short-Circuit Protection: Instantly deactivates the battery when a short circuit occurs, averting potential hazards.
• High-Precision Voltage Detection: Accurately monitors battery voltage, ensuring dependable protection against battery faults.
• Low Current Consumption: Reduces power consumption, prolonging battery life and increasing device usability.
• Small Package Size: Allows for compact designs, making the component well-suited for integration into compact electronic devices.

Benefits:

• Enhanced Battery Safety: Prevents battery damage and reduces the risk of fire or explosion.
• Extended Battery Life: Protects the battery from conditions that can shorten its lifespan.
• Improved Device Reliability: Ensures stable and reliable operation of the device.
• Reduced Component Count: Integrates multiple protection functions into a single compact integrated circuit.
• Simplified Circuit Design: Eases the process of integrating the component into battery protection circuits.

Technical Specifications: The S-8261AAMMD-G2MT2S is characterized by preset overcharge detection voltage, overdischarge detection voltage, and overcurrent detection current levels. The device functions within a supply voltage range typically spanning from 1.5V to 4.5V. During normal operation, the IC exhibits low current consumption, usually in the microampere range, with even lower levels during standby mode. It is generally offered in a small package, such as SOT-23-6, and is rated for operation within a temperature range from -40°C to +85°C.