The SC802AIMLTR is a highly integrated, low-power wireless charging receiver from Semtech Corporation. Designed for use in a variety of portable and wearable devices, it enables efficient and safe wireless power transfer. This receiver is compliant with the Wireless Power Consortium (WPC) Qi standard, ensuring interoperability with a wide range of Qi-certified transmitters. Its advanced features include foreign object detection (FOD), over-voltage protection (OVP), and over-temperature protection (OTP), guaranteeing reliable and secure operation.

Applications

• Wireless charging pads
• Smartwatches
• Fitness trackers
• Wireless earbuds charging cases
• Portable medical devices

Features

• Qi-compliant wireless power receiver
• Supports up to 5W wireless power transfer
• Integrated rectifier and voltage regulator
• Foreign Object Detection (FOD)
• Over-Voltage Protection (OVP)
• Over-Temperature Protection (OTP)
• Low power consumption
• Compact package size

Benefits

• Efficient wireless charging: Enables convenient and cable-free charging of portable devices.
• Safe operation: Built-in protection features prevent damage from over-voltage, over-temperature, and foreign objects.
• Interoperability: Qi compliance ensures compatibility with a wide range of wireless chargers.
• Low power consumption: Minimizes energy waste and extends battery life.
• Compact design: Small package size allows for integration into space-constrained applications.

Additional Details

The SC802AIMLTR incorporates a highly efficient rectifier and voltage regulator to convert the received AC power into a stable DC voltage suitable for charging the device's battery. The integrated FOD feature detects the presence of metallic objects between the charging transmitter and receiver, preventing overheating and potential damage. The OVP and OTP features protect the device from voltage spikes and excessive temperatures, ensuring reliable and safe operation. The device operates within a specified voltage and current range, adhering to the Qi standard requirements.

The SC802AIMLTR is designed to minimize power losses during the wireless charging process, maximizing charging efficiency and reducing heat generation. Its low power consumption in standby mode further contributes to energy savings. The compact package size and minimal external component requirements simplify the design process and reduce the overall bill of materials (BOM) cost. This wireless charging receiver is an excellent choice for a wide range of portable and wearable devices where convenient, safe, and efficient wireless power transfer is essential.