ACT4921QI - Power Loss Protection

Active-Semi

Download the ACT4921QI datasheet PDF. This datasheet also covers the ACT4921QI-Active variant, as both devices belong to the same power loss protection family and are provided as variant models within a single manufacturer datasheet.

Key Features

Optimized for Low Voltage.

📥 Download Datasheet

ACT4921QI power loss protection by Active-Semi - Datasheet Preview — Note: The manufacturer provides a single datasheet file (ACT4921QI-Active-Semi.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	ACT4921QI
Manufacturer	Active-Semi
File Size	3.54 MB
Description	Power Loss Protection
Datasheet	ACT4921QI Datasheet

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Other Datasheets by Active-Semi

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text

Power Loss Protection with 6A eFuse ACT4921QI Rev 1.0, 18-Jan-2018 FEATURES  Optimized for Low Voltage Applications  2.6-to-7V Operating Input Range  8V Max Input Blocking Voltage  Adjustable In-rush Current Control  Configurable Input Power Failure Level  Programmable up to 6A Input Current Limit  Programmable 5V to 28V Boost Storage Volt- age  28V@4A Synchronous Buck Supports 100% Duty Cycle  Programmable up to 2.25MHz Buck Operating Frequency for Small Inductor Size  Power Loss, Vout Power Good, and Storage Cap Power Good Indicators  Compatible with Different Types of Storage Caps: Super Caps, Electrolytic, Tantalum, POSCAP etc.