交流/直流转换器 SMPS Power Switch Built-in Soft Start
Description
The FSDM0565RB is an integrated Pulse Width Modulator PWM and Sense FET specifically designed for high
performance offline Switch Mode Power Supplies SMPS with minimal external components. This device is an
integrated high voltage power switching regulator which combine an avalanche rugged Sense FET with a current mode PWM control block.
Features
• Internal Avalanche Rugged Sense FET
• Advanced Burst-Mode operation consumes under 1 W at 240VAC & 0.5W load
• Precision Fixed Operating Frequency 66kHz
• Internal Start-up Circuit
• Improved Pulse by Pulse Current Limiting
• Over Voltage Protection OVP
• Over Load Protection OLP
• Internal Thermal Shutdown Function TSD
• Auto-Restart Mode
• Under Voltage Lock Out UVLO with hysteresis
• Low Operating Current 2.5mA
• Built-in Soft Start
Application
• SMPS for LCD monitor and STB
• Adaptor