Features

• Built−in Avalanche Rugged 1000 V SenseFET

• Precise Fixed Operating Frequency: 50 kHz

• VCC can be Supplied from either Bias−winding or Self−biasing

• Soft Burst−Mode Operation Minimizing Audible Noise

• Random Frequency Fluctuation for Low EMI

• Pulse−by−Pulse Current Limit

• Various Protection Functions: Overload Protection (OLP),

Over−Voltage Protection (OVP), Abnormal Over−Current Protection

(AOCP), Internal Thermal Shutdown (TSD) with Hysteresis.

Under−Voltage Lockout (UVLO) and Line Over−Voltage Protection

(LOVP) with Hysteresis.

• Built−in Internal Startup and Soft−Start Circuit

• Fixed 1.6 s Restart Time for Safe Auto−Restart Mode of All

Protections

• These are Pb−Free Devices

Applications

• SMPS for Electric Metering

• Auxiliary Power Supply for 3−Phase Input Industrial Systems

FSL4110LR属于集成电路（IC） > AC DC 转换器，离线开关。安森美半导体公司制造生产的FSL4110LRAC DC 转换器，离线开关该系列是元器件级控制产品，用于构建将交流市电转换为直流电（通常电压大幅降低）的设备。集成和未集成系统主要开关元件的器件均包括在内。由于高输入输出电压比，以及此类系统中通常需要隔离，这些器件通常与外部变压器配合使用。尽管通常使用定制变压器来实现此用途，但也有许多专门用于此用途的库存产品，请参见“开关转换器，SMPS 变压器”标题。