UCD9220
FEATURES
- 2 Fully Configurable Multi-Output and Multi Phase Non-Isolated DC/DC PWM Controller
- Controls Up To Two Voltage Rails and Up To Four Phases
- Supports Switching Frequencies Up to 2MHz With 250 ps Duty-Cycle Resolution
- Up To 1m V Closed Loop Resolution
- Hardware-Accelerated, 3-Pole/3-Zero pensator With Non-Linear Gain for Improved Transient Performance
- Supports Multiple Soft-Start and Soft-Stop Configurations Including Prebias Start-up
- Supports Voltage Tracking, Margining and Sequencing
- Supports Current and Temperature Balancing for Multi-Phase Power Stages
- Supports Phase Adding/Shedding for Multi Phase Power Stages
- Sync In /Out Pins Align DPWM Clocks Between Multiple UCD9220 Devices
- 12-Bit Digital Monitoring of Power Supply Parameters Including:
- Input Current and Voltage
- Output Current and Voltage
- Temperature at Each Power Stage
- Multiple Levels of Overcurrent Fault Protection:
- External Current Fault Inputs
- Analog parators Monitor Current
Sense...
