Microchip dsPIC33CK512MP608 EXTERNAL OPAMP MOTOR CONTROL PIM Power Management for dsPIC33CK512MP608-I/PT (80-pin TQFP)

The Microchip MCP21LV33 is constant on-time, dual phase synchronous buck controller featuring a unique adaptive ON-time control architecture with Hyper light load and phase shedding features enabled. The MIC21LV33 can be used with external MOSFETs and output filter to create Dual phase single output, high current switch mode power supply.

Part Number: EV93M52A
EV93M52A MIC21LV33 Evaluation Board
Download Primary User Guide
Input Voltage Range: 4.5V to 36V
Adjustable Output From 0.6V To 28V
Adaptive Constant on Time Control
High Delta V Operation
Any Capacitor Stable
0.6V Internal Reference with ±1% Accuracy
Ripple Injection from Third Node, allowing Greater Than 50% Duty Cycles
Hyper light Load and Phase Shedding
Automatic Phase Shedding with User Settable Thresholds or Externally Controlled
Phase Shedding
Accurate Current Balancing Between Phases
Accurate Phasing Between Phases that Are Always 180° Out Of Phase
100 kHz To 800 kHz Switching Frequency Per Phase
High Voltage Internal 5V LDO for Single Supply Operation

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