GENERAL DESCRIPTION
The patent-pending ACT8750 is a complete, cost-effective, highly-efficient ActivePMUTM power management solution that is ideal for a wide range of portable handheld equipment. This device integrates two PWM step-down DC/DC converters, one step-up DC/DC converter with over-voltage protection (OVP) for WLED bias, and three low dropout linear regulators (LDOs) into a single, thin, space-saving package.
FEATURES
• Multiple Patents Pending
• Six Integrated Regulators
− 350mA PWM Step-Down DC/DC
− 550mA PWM Step-Down DC/DC
− Step-Up DC/DC with OVP for WLED Bias
− 150mA Low Noise LDO
− 150mA Low Noise LDO
− 150mA Low Noise LDO
• Minimal External Components
• 4x4mm, Thin-QFN (TQFN44-24) Package
− Only 0.75mm Height
− RoHS Compliant
APPLICATIONS
• Portable Devices and PDAs
• Wireless Handhelds
• DMB Enabled Devices
• GPS Receivers, etc.