The IC HV9925 from Supertex Inc. is often a high-efficiency LED driver/controller device furnished with an original PWM switched LED dimming facility. The PWM programming allows you save LED power making the circuit extremely power efficient and longer lasting. The device is specially made for driving the vulnerable high-bright white LEDs from input voltages ranging up to 400 VDC.
To issue a scheduling order for line and bifurcation speed limit, you must specify the mileage (including the stop line and the switch number) and the time. Issuing accident rescue orders, monthly construction plans or construction cables involving the speed limit of the relevant lines, bifurcation must indicate the mileage.
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