ICE2A280

离线式开关电源电流模式控制器，集成650V / 800V的CoolMOS ？ Off-Line SMPS Current Mode Controller with integrated 650V/800V CoolMOS⑩

• Best of Class in DIP8 Package

• No Heatsink required

• Lowest Standby Power Dissipation

• Enhanced Protection Functions all with Auto Restart Mode

Description

The second generation COOLSET™-F2 provides several special enhancements to satisfy the needs for low power standby and protection features. In standby mode frequency reduction is used to lower the power consumption and support a stable output voltage in this mode. The frequency reduction is limited to 21.5 kHz to avoid audible noise.

Features

• 650V/800V Avalanche Rugged CoolMOS™

• Only few external Components required

• Input Undervoltage Lockout

• 100kHz Switching Frequency

• Max Duty Cycle 72%

• Low Power Standby Mode to meet European Commission Requirements

• Thermal Shut Down with Auto Restart

• Overload and Open Loop Protection

• Overvoltage Protection during Auto Restart

• Adjustable Peak Current Limitation via External Resistor

• Overall Tolerance of Current Limiting < ±5%

• Internal Leading Edge Blanking

• User defined Soft Start

• Soft Switching for Low EMI