Texas Instruments C2000

Benefits of Digital Control
Eliminate Components
PFC
Filter
Bridge
V
V
DC/DC
Aux P/S
Output
 Multiple chips for
control
 Micro-controller for
supervisory
 Dedicated design
Traditional Analog
Power Supply
V
PFC
Filter
Bridge
V
V
Aux P/S
V
DC/DC
Converter
Control
Multi-mode
Power control
MCU
Supervisory
Housekeeping
Circuits
Current/Load
Sharing
Control
DC/DC
V
To Host
PFC Control
Interface
Circuit
Monitor
(MCU?)
Inrush/
Hot-plug
Control
I
I
I
I
Output
PFC Control
Interface
Circuit
Monitor
(MCU)
Inrush/
Hot-plug
Control
DC/DC
Converter
Control
Multi-mode
Power control
MCU
Supervisory
Housekeeping
Circuits
Current/Load
Sharing
Control
Reduce Manufacturing Cost
Variable DC Output
Better Performance Across Corners
Failure Prediction
One Device, Multiple DC Outputs
One Design, Multiple Supplies
Digital controller enables multi-threaded applications
8
4
5
1