The S-8241ACYPN-KCYTFG is a single-cell lithium-ion battery protection IC manufactured by SII Semiconductor Corporation. This integrated circuit is designed to safeguard lithium-ion battery packs from overcharge, overdischarge, and overcurrent situations. Its small size and low current consumption make it suitable for portable electronics.

Applications

• Portable audio players: Provides protection for batteries in MP3 players and similar devices.
• Wireless mice and keyboards: Manages battery safety in cordless peripherals.
• Low-power sensors: Used in IoT sensors to prevent battery damage.
• Small medical devices: Ensures reliable battery operation in portable medical equipment.
• Emergency lights: Protects batteries used in emergency lighting systems.

Features

• Overcharge protection: Monitors battery voltage during charging and disconnects the charging circuit if the voltage exceeds a safe limit.
• Overdischarge protection: Prevents the battery from being discharged below a safe voltage level.
• Discharge overcurrent protection: Protects the battery from excessive current draw during discharge.
• Charge overcurrent protection: Protects the battery from excessive current during charging.
• Short-circuit protection: Immediately cuts off the battery connection in case of a short circuit.
• Low quiescent current: Minimizes power consumption when the device is in standby mode.

Benefits

• Improved battery safety: Reduces the risk of battery fires, explosions, and other hazards.
• Extended battery life: Prevents battery damage due to overcharging and overdischarging.
• Enhanced device reliability: Ensures stable and reliable operation of the device.
• Compact design: Suitable for use in small portable devices.
• Cost-effective solution: Provides a complete battery protection solution at a reasonable cost.

Additional Details

The S-8241 series provides precise voltage and current detection thresholds. The specific characteristics of the S-8241ACYPN-KCYTFG part are detailed in the manufacturer's datasheet. It typically incorporates internal delay circuits to avoid false triggering. These ICs are generally available in small surface mount packages for easy integration. The datasheet will specify the operating temperature range and other critical electrical parameters.