Five Channel Programmable DC-DC System Power Manager
Five Channel Programmable DC-DC System Power Manager
SMB110
Preliminary Information
FEATURES & APPLICATIONS
• Digital ...
Description
Five Channel Programmable DC-DC System Power Manager
SMB110
Preliminary Information
FEATURES & APPLICATIONS
Digital programming of all major parameters via I2C
interface and non-volatile memory o Output voltage set point o Output power-up/down sequencing o Input/Battery voltage monitoring o Digital soft-start and output slew rate o Output voltage margining o UV/OV monitoring of all outputs o Enable/Disable outputs independently
Five output channels
o Two synchronous step-down (buck) channels o One step-up (boost) channel o One inverting (buck-boost) channel o One fixed output +3.3V LDO
User friendly Graphical User Interface (GUI) +2.7V to +6.0V Input Range Highly accurate reference and output voltage (<0.5%)
with Active DC Output Control (ADOC™) technology
Undervoltage Lockout (UVLO) with hysteresis 800 kHz operating frequency 96 bytes of user configurable nonvolatile memory
Applications
Digital camcorders/still cameras
Portable DVD/MP3/GPS
Camera/smart phones
TFT Displays/Monitors/TV’s
Mobile Computing/PDA’s
Consumer battery-operated equipment
SIMPLIFIED APPLICATIONS DRAWING
SMB110
INTRODUCTION
The SMB110 is a highly integrated and flexible five-channel power manager designed for use in a wide range of portable applications. The built-in digital programmability allows system designers to custom tailor the device to suit almost any multichannel power supply application from digital camcorders to mobile phones. Complete with a user friendly GUI, ...
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