The OZ8604GN-C3-0 is a battery charging management IC from O2Micro, designed for Lithium-Ion (Li-Ion) and Lithium-Polymer (Li-Po) batteries commonly found in portable electronic devices. This IC is designed to optimize the charging process, ensuring the battery charges safely and efficiently. The “-C3-0” suffix likely represents a specific configuration or revision of the device.

Applications:

• Smartphones: Power management and battery charging.
• Tablets: Providing regulated charging for Li-Ion/Li-Po batteries.
• Portable Media Players: Efficiently managing battery charging cycles.
• Digital Cameras: Ensuring safe and reliable battery charging.
• Handheld Gaming Devices: Optimizing charging for extended gameplay.

Features:

• Constant Current/Constant Voltage (CC/CV) Charging: Optimal charging profile for Li-Ion/Li-Po batteries.
• Integrated Power MOSFET: Reduces external component requirements.
• Input Over-Voltage Protection (OVP): Protects the IC from excessive input voltage.
• Battery Over-Voltage Protection (OVP): Prevents overcharging of the battery.
• Over-Current Protection (OCP): Limits the charging current to prevent damage.
• Thermal Shutdown Protection: Protects the IC from overheating conditions.
• Charge Status Indication: Provides visual or digital feedback on charging progress.
• Low Dropout (LDO) Regulator: Efficiently supplies power to internal circuitry.

Benefits:

• Faster Charging Times: Optimizes charging algorithms to reduce charging duration.
• Extended Battery Life: Provides safe and efficient charging practices to prolong battery lifespan.
• Enhanced Safety: Comprehensive protection features safeguard against potential battery damage.
• Reduced System Cost: Integrated components minimize the bill of materials.
• Simplified Design: Streamlines the implementation of battery charging circuits.

Additional Details:

The OZ8604GN-C3-0 employs a Constant Current/Constant Voltage (CC/CV) charging algorithm, which is standard for safely and efficiently charging Li-Ion and Li-Po batteries. The integrated power MOSFET minimizes the need for external switching components. Key protection features, including Input Over-Voltage Protection, Battery Over-Voltage Protection, Over-Current Protection, and Thermal Shutdown Protection, enhance the safety and reliability of the charging process. The charge status indication provides real-time feedback on charging progress. The low dropout (LDO) regulator improves overall power efficiency by minimizing voltage drops and heat dissipation. Its design is optimized for portable devices where space and power efficiency are critical considerations.