The MP2636GR is a highly integrated single-cell Li-ion/Li-polymer battery charger with system power path management. It's designed for space-constrained portable applications requiring a compact and efficient charging solution. The device integrates a high-efficiency synchronous buck converter, offering a high charging efficiency and minimizing heat dissipation. The MP2636GR supports a wide input voltage range and multiple protection features to ensure safe and reliable operation.

Applications:

• Portable Media Players
• Bluetooth Speakers
• Power Banks
• Wearable Devices
• Low-Power Handheld Devices

Features:

• High-Efficiency Synchronous Buck Converter: Provides efficient power conversion and minimizes heat generation.
• System Power Path Management: Allows the system to operate even with a deeply discharged battery or no battery at all.
• Input Voltage Range: 4.2V to 5.5V: Accommodates a variety of power sources.
• Programmable Charging Current: Allows optimization for different battery capacities.
• Thermal Protection: Prevents overheating and ensures safe operation.
• Overvoltage Protection (OVP): Protects the battery from excessive input voltage.
• Short Circuit Protection (SCP): Protects the device from short circuit conditions.
• Reverse Blocking Protection: Prevents current from flowing back into the input source.
• LED Indication: Provides visual indication of charging status.
• Compact Package: Available in a small footprint for space-constrained applications.

Benefits:

• Extended Battery Life: High charging efficiency maximizes battery usage time.
• Faster Charging Time: Efficient power conversion reduces charging duration.
• Safe and Reliable Operation: Comprehensive protection features ensure battery and device safety.
• Simplified Design: Integrated features reduce the number of external components required.
• Compact Solution: Small package size allows for integration into space-constrained applications.

Additional Details:

The MP2636GR also features a battery temperature sensing function to further enhance safety during charging. The charging current can be programmed via an external resistor, allowing for flexibility in accommodating different battery capacities. The device is available in a QFN package. The MP2636GR’s system power path management feature prioritizes power to the system load, ensuring continuous operation even if the battery is deeply discharged or removed. This makes it ideal for applications where uninterrupted operation is critical.