Richtek USA Inc

EVB_RT9527GQW Power Management Evaluation Board

Richtek power management evaluation board is designed for single-cell Li-ion battery linear chargers

Image of Richtek EVB_RT9527GQW Power Management Evaluation Board Richtek EVB_RT9527GQW evaluation board showcases the functionality of the RT9527GQW, a fully integrated, cost-effective single-cell Li-ion battery charger designed for small portable applications.

The RT9527GQW optimizes charging through a control algorithm that includes pre-charge, fast-charge, and constant voltage modes, with adjustable charging current via an external resistor (10 mA to 600 mA). It supports up to 28 VIN and includes undervoltage and overvoltage protection for the AC adapter, as well as internal thermal feedback to regulate die temperature for optimal charge rates across varying ambient conditions.

The evaluation board is designed to facilitate the demonstration, evaluation, and application development of the RT9527GQW.

Features
  • AC adapter maximum rating: 28 V
  • Adjustable charging current
  • Programmable safe charge timer
  • NTC thermistor input
  • Battery reverse protection
  • ISET pin short protection
  • Charge status indicator
  • AC adapter power good status indicator
  • End of charge current is 10% of fast-charge current
  • Small thermally enhanced 8-lead WDFN package
Applications
  • Small portable devices
  • Wearable devices
  • PDAs and smartphones
  • Digital cameras

EVB_RT9527GQW Power Management Evaluation Board

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
EVAL BOARD FOR RT9527EVB_RT9527GQWEVAL BOARD FOR RT95275 - Immediate$504.05View Details
Published: 2024-10-18