TPS53679RSBT Description
The TPS53679RSBT is a fully VR13 SVID-compliant step-down controller with dual channels, built-in nonvolatile memory (NVM), and PMBus? interface, and is fully compatible with TI NexFET ?power stage. Advanced control features such as D-CAP+? architecture with undershoot reduction (USR) provide a fast transient response, low output capacitance, and good current sharing.
TPS53679RSBT Features
Intel VR13 Serial VID (SVID) Compliant
Full VR13 Server Feature Set Including Digital Input Power Monitor
Programmable Loop Compensations
Configurable with Non-Volatile Memory (NVM) for Low External Component Counts
Individual Phase Current Calibrations and Reports
Dynamic Phase Shedding with Programmable Current Threshold for Optimizing Efficiency at Light and Heavy Loads
Fast Phase-Adding for Undershoot Reduction (USR)
Backward VR12.0 and VR12.5 Compatible
8-Bit DAC with Selectable 5 mV or 10 mV
Resolution and Output Ranges from 0.25 V to 1.52 V or 0.5 to 2.8125 V for Dual Channels
Driverless Configuration for Efficient HighFrequency Switching
Fully Compatible with TI NextFET? Power Stage for High-Density Solutions
Accurate, Adjustable Voltage Positioning
Patented AutoBalance? Phase Balancing
Selectable, 16-level Per-Phase Current Limit
PMBus? System Interface for Telemetry of Voltage, Current, Power, Temperature, and Fault Conditions
Dynamic Output Voltage Transitions with Programmable Slew Rates via SVID or PMBus Interface Conversion Voltage Range: 4.5 V to 17 V
Low Quiescent Current
TPS53679RSBT Applications
