The S-8204AAB-TCT1G is a lithium-ion battery protection IC manufactured by SII Semiconductor Corporation. This IC is designed to protect lithium-ion rechargeable batteries from overcharge, overdischarge, and overcurrent conditions, ensuring the safety and longevity of the battery. It is commonly used in battery packs for portable devices, power tools, and energy storage systems.

Applications

• Smartphone battery packs
• Tablet battery packs
• Laptop battery packs
• Power tool battery packs
• Portable media players
• Energy storage systems

Features

• Overcharge detection
• Overdischarge detection
• Overcurrent detection
• High-accuracy voltage detection
• Low current consumption
• Small package size

Benefits

• Enhanced Battery Safety: Protects lithium-ion batteries from damage due to overcharge, overdischarge, and overcurrent.
• Increased Battery Life: Prevents battery degradation, extending the overall lifespan of the battery.
• Improved System Reliability: Ensures stable operation of battery-powered devices by preventing battery-related failures.
• Reduced Design Complexity: Simplifies battery protection circuitry, reducing the number of external components required.
• Compact Size: Enables the development of smaller and lighter battery packs for portable devices.

Technical Specifications

The S-8204AAB-TCT1G has specific voltage detection thresholds for overcharge, overdischarge, and overcurrent protection. The supply voltage range and operating temperature range are crucial for proper operation. Consult the datasheet for detailed electrical characteristics, timing diagrams, and application circuit examples. The IC is available in a small package, typically a SOT-23-6 or similar.

The overcharge detection voltage, overdischarge detection voltage, and overcurrent detection voltage are factory-set and optimized for specific lithium-ion battery chemistries. The low current consumption of the IC minimizes its impact on the overall battery life. The device's small size makes it suitable for integration into compact battery packs.