The RT9532HGQW(Z00) is a battery charger IC manufactured by Richtek USA Inc. It's designed for charging single-cell lithium-ion (Li-ion) or lithium-polymer (Li-Po) batteries. It integrates a power path management function, enabling the system to operate while charging the battery.

Applications

• Smartphones
• Tablets
• Portable media players
• Power banks
• Wearable devices

Features

• Input voltage range: 4.5V to 5.5V
• Integrated power path management
• Up to 2.4A charge current
• Programmable charge current
• Thermal regulation
• Overvoltage protection (OVP)
• Short-circuit protection (SCP)
• Input current limit
• JEITA compatible charging profile

Benefits

• Fast and efficient battery charging.
• System operation while charging the battery, preventing interruption.
• Protection against overvoltage, short circuits, and thermal overload, ensuring safety and reliability.
• Flexibility in charge current settings to accommodate different battery capacities.
• Optimized charging profile for extended battery life.

Additional Details

The RT9532HGQW(Z00) operates in a synchronous PWM (Pulse Width Modulation) mode, which provides high efficiency and low noise. The IC features a thermal regulation loop that prevents overheating during charging. The device is available in a QFN (Quad Flat No-Lead) package. The programmable charge current allows the charger to be tailored to specific battery requirements. The power path management function automatically switches between the input power source and the battery, ensuring continuous operation. The IC is designed for use in a variety of portable devices.