UCD9224
FEATURES
- 2 Fully Configurable Multi-Output and Multi Phase Non-Isolated DC/DC PWM Controller
- Controls Up to 2 Voltage Rails and Up to 4 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 UCD92xx Devices
- 12-Bit Digital Monitoring of Power Supply Parameters Including:
- Input/Output Current and Voltage
- Temperature at Each Power Stage
- Multiple Levels of Over-current Fault Protection:
- External Current Fault Inputs
- Analog parators Monitor Current Sense Voltage
- Current Continually...
