Detects if an LED string is disconnected or short-circuited.
Serves as the primary system toggle. Pulling this down disables the entire sub-circuit, bypassing standard execution. LED String Feedback Inputs mp3378e protection pin upd
Automatically shuts down the chip if internal temperatures reach unsafe levels. Detects if an LED string is disconnected or short-circuited
conditions across its four channels to prevent uneven brightness or circuit damage. WLED Controller Safety : Features Over-Current Protection (OCP) Over-Temperature Protection (OTP) Under-Voltage Protection (UVP) Over-Voltage Protection (OVP) Component Monitoring : Specifically includes inductor and diode short protection the UPD pin has:
The WLED controller includes multiple layers of protection to ensure robust operation in monitor backlighting applications.
Inside the MP3378E, the UPD pin has: