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Input voltage secondary detection circuit and working method thereof

Transceiver integrated isolated communication circuit

US Invention Patent Certificate

Lamp driver firmware upgrade method based on DALI bus and dimming line

Three-in-one current regulation and anti-interference circuit for multiple machines in parallel

Potentiometer type constant power circuit, driving power supply and power supply constant power regulation method

Single IC driving multi-channel single-stage PFC parallel circuit and its working method

Three-in-one dimming power supply cascade control circuit with external adjustable resistor