bq25046 - Texas Instruments

bq25046 Single-Input 5-V Power Supply

The bq25046 is a highly integrated linear power supply IC targeted at both wired and wireless power applications. With an accurate 5-V regulated output and integrated 3.3-V LDO, the bq25046 is an ideal solution for wireless power supply solutions up to 5 W. The bq25046 integrates several functions which enable a wireless charging solution within a small area.

Features

1
• 30V Input Rating, with 15V Over-Voltage Protection (OVP) Threshold
• Integrated Charge Current Sense for Wireless Power Transfer Efficiency Monitoring
• 3.3V, 15mA integrated Low Dropout Linear Regulator (VDD3.3) Supplies Power to MSP430BQ1010 Directly
• 2% Output Voltage Regulation
• Pin Selectable 100mA and 400mA Current Limit Enables Robust Communication in Wireless Power Systems at any Output Current Level
• Soft-Start Feature to Reduce Inrush Current
• Status Indication
  – Power Good (PG) and Output Enabled (CHG)
• Available in Small 2mm × 3mm DFN-10 Package APPLICATIONS
• Wireless Pow.