TPS92020DR

谐振开关驱动器控制器，用于LED照明 Resonant-Switching Driver Controller for LED Lighting

DESCRIPON

The TPS92020 is a high-performance resonant switching LED driver controller. It is designed for use in higher power LED lighting systems. The TPS92020 uses resonant switching in an LLC topology to achieve a very high efficiency compared to traditional half-bridge converters.

The programmable dead time enables zero-voltage switching with minimum magnetizing current,

maximizing system efficiency across a variety of applications.

FEATURES

• LLC Resonant Switching Driver Controller for Multi-String LED Lighting Applications

• Half-Bridge Topology

• Fixed or Variable Switching Frequency Control

• Programmable Soft-Start Time

• Programmable Dead Time for Best Efficiency

• Easy ON/OFF Control

• Overcurrent Protection

• Over-Temperature Protection

• Bias Voltage UVLO and OVP

• Integrated Gate Driver With 0.4-A Source and 0.8-A Sink Capability

• Operating Temperature Range: –40°C to 125°C

• SOIC 8-Pin Package

APPLICATIONS

• Commercial / Industrial LED Lighting Drivers

• High Bay LED Lighting

• Low Bay LED Lighting

• Street LED Lighting

• Area LED Lighting

• Stadium LED Lighting

• LED Wall Washing

• LED DTV and Monitor Back-lighting

• Electronic Lighting Ballasts