| 摘要 |
<p>An LED backlight driving circuit (1), a backlight module, and a liquid crystal display apparatus. The backlight driving circuit (1) comprises a rectification module (10) directly connected to a mains power supply, a step-down module (20) coupled to the rectification module (10) and using PWM control, and an LED light bar (30) coupled to the step-down module (20).</p> |
