UCD3138A Overview
Key Specifications
Package: VQFN
Mount Type: Surface Mount
Pins: 64
Height: 1 mm
Key Features
- Digital Control of up to 3 Independent Feedback Loops – Dedicated PID-Based Hardware – 2-Pole, 2-Zero Configurable – Nonlinear Control
- Soft-Start and Soft-Stop with and without Prebias
- Fast Input Voltage Feed Forward Hardware
- Synchronous Rectifier Dead Time Optimization Peripheral to Use with UCD7138 Synchronous Rectifier Driver
- Configurable PWM Edge Movement – Trailing Modulation – Leading Modulation – Triangular Modulation
- Configurable Feedback Control – Voltage Mode – Average Current Mode – Peak Current Mode Control – Constant Current – Constant Power
- Configurable Modulation Methods – Frequency Modulation – Phase-Shift Modulation – Pulse Width Modulation
- High Efficiency and Light Load Management – Burst Mode – Ideal Diode Emulation – Synchronous Rectifier Soft On/Off – Low IC Standby Power
- Primary Side Voltage Sensing
- Copper Trace Current Sensing
