Power saving circuit for display
A display and circuit technology, which is applied in the field of power-saving circuits of displays, can solve problems such as cost increase, excess occupation, and price competitive advantages, and achieve the effects of easy design and cost reduction
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[0026] Embodiments of the power saving circuit of the display of the present invention will be described in detail below with reference to the accompanying drawings.
[0027] Such as figure 2 As shown, the power-saving circuit of the display includes: a bridge rectifier diode BD11 that rectifies the input AC power (AC power) wave; the power rectified in the bridge rectifier diode BD11 is induced according to the internal coil ratio, and the power is supplied by the secondary circuit The transformer 10 of the power transformer 10; the power control unit 20 that controls the switch of the power transformer 10; the first and second rectification / filtering units 30 and 40 that rectify and filter the secondary circuit power of the power transformer 10; according to the power saving mode signal DPM1, to The first power-saving mode drive unit 50 that controls the output of the first DC power supply Vcc1 rectified and filtered by the first rectification / filtering unit 30; The second...
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