TPS65290ZBRHFR Description

The TPS65290ZBRHFR is a PMIC designed to operate in applications dependent on efficient power management over a wide range of system load conditions ranging from fractions of a microamp to a few hundred miliamps. It operates over a wide 2.2-V to 5-V input-voltage range and incorporates a very low quiescent current always-on power supply, a 500-mA buck/boost converter, a 150-mA low dropout regulator and 8 power distribution switches. 

TPS65290ZBRHFR Features

• Operating Input Voltage Range: 2.2 V to 5 V

• 500-mA Buck-Boost Converter, Stand-Alone Operation or Serial Bus Controlled

• PFMIPWM Operation With Forced PWM Option

• 150 mA L_DO

• Stand-Alone or Serial Bus (SPI or I²C) Controlled

• Two Power Distribution Switches Powered from Buck-Boost Output

• One Power Distribution Switch Powered from the Maximum of Buck-Boost or Battery Input

• Two Power Distribution Switches Powered from L_DO Output

• One Power Switch Powered from Battery Input

• One Power Switch to Connect BB Output to L_DO Output and Improve System Efficiency

• Automatic Power Max Function Between Battery Supply and Buck-Boost With Smart Capabilities to Maximize System Energy Management

• Low Power Always-On Bias Supply for Microcontroller Sleep Mode With Three

TPS65290ZBRHFR Applications

• Low Power, Energy Harvesting Systems

• Battery Powered Applications