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SMB122X - Eight-Channel Programmable DC-DC Power Managers

Download the SMB122X datasheet PDF. This datasheet also covers the SMB122 variant, as both devices belong to the same eight-channel programmable dc-dc power managers family and are provided as variant models within a single manufacturer datasheet.

General Description

The SMB122 and SMB122X are fully-programmable power supply and battery managers that regulate, sequence, monitor, and margin, an entire power subsystem while controlling the charging of a lithium-ion battery pack.

Key Features

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📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (SMB122-SummitMicroelectronics.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number SMB122X
Manufacturer Summit Microelectronics
File Size 789.87 KB
Description Eight-Channel Programmable DC-DC Power Managers
Datasheet download datasheet SMB122X Datasheet

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
SMB122/SMB122X Eight-Channel Programmable DC-DC Power Managers with Battery Charger FEATURES & APPLICATIONS INTRODUCTION • Digital programming of all major parameters via I2C interface and non-volatile memory o Output voltage setpoint/margining o Sequencing & digital soft start o Enable/Disable outputs independently o Input/Output UV/OV voltage thresholds o PWM/PFM mode • Eight programmable regulator channels o Three synchronous step-down (Buck) with internal PFETs o One configurable step-up (Boost) or synchronous stepdown (Buck) o Two step-up (Boost) o One configurable step-up (Boost) or inverting stepup/down (Buck-Boost) o One adjustable output voltage LDO • Programmable Linear Li-Ion Battery Charger o Precharge/fast charge/termination current o Fast Charge voltage threshold o Float