Active-Semi ACT8890
The ACT8890 is a complete, cost effective, highlyefficient ActivePMUTM power management solution, for portable handheld equipment such as Smartphones, Mobile Internet Devices (MID), eBooks and etc. This device features three step-down DC/DC converters and four low-noise, low-dropout linear regulators. The three DC/DC converters utilize a highefficiency, fixed-frequency (2MHz), current-mode PWM control architecture that requires a minimum number of external components.| Part No. | ACT8890 |
|---|---|
| Datasheet | ACT8890 Download |
| Manufacturer |  Active-Semi |
| Description | Advanced PMU |
| Buy | Stock & Price |
FEATURES
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● Three Step-Down DC/DC Converters Four Low-Dropout Linear Regulators I2CTM Serial Interface Advanced Enable/Disable Sequencing Controller Minimal External Components Tiny 5×5mm TQFN55-32 Package − 0.75mm Package Height − Pb-Free and RoHS Compliant
GENERAL DESCRIPTION
Two DC/DCs are capable of supplying up to 1150mA of output current, while the third supports up to 1300mA. All four low-dropout linear regulators are highperformance, low-noise, regulators that supply up to 320mA each. The ACT8890 is available in a compact, Pb-Free and RoHS-compliant TQFN55-32 package.APPLICATIONS
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● Personal Navigation Devices Portable Media Players Tablet Devices Smart Phones MIDs TYPICAL APPLICATION DIAGRAM Innovative PowerTM ActivePMUTM is trademark of Active-Semi. I2CTM is a trademark of NXP. -1- Copyright © 2010 Active-Semi, Inc. Free Datasheet ® Product Brief, 29-Nov-10 ACT8890 1150mA PRODUCT OPTIONS Block REG1 REG2 REG3 REG4 REG5 REG6 REG7 Function Step-Down DC/DC Step-D...
