A light-emitting diode driving module comprising: an LED driving circuit (5140; 6410) configured to activate light-emitting diodes (LED1, LED2) driven by a modulated rectified voltage, and to adjust driving currents conducted through driving nodes (D1, D2) to the light emitting diodes (LED1, LED2); a driving current controller (5160; 6600) configured to receive a dimming signal indicative of a degree of modulation of the rectified voltage, and to control driving currents conducted through the driving nodes (D1, D2) depending on the dimming signal; wherein the LED driving circuit (5140, 6410) is connected to a driving current setting node (DISND) to adjust the driving currents conducted to the driving nodes (D1, D2) depending on a voltage of the driving current setting node (DISND), wherein the driving current controller (5160, 6600) is configured to control the voltage of the driving current setting node (DISND) depending on the dimming signal; and a current blocking circuit (5170; 6700) configured to block the driving currents of the driving nodes (D1, D2) when a dimming level of the dimming signal decreases lower than a first threshold value, and unblock the driving currents of the driving nodes (D1, D2) when the dimming level increases above a second threshold value higher than the first threshold value; further comprising: a DC power source configured to generate a DC voltage based on the rectified voltage, the DC voltage being connected to an output node to supply DC voltage outside the light-emitting diode driving module; and a current detection circuit configured to block the driving currents conducted to the driving nodes (D1, D2) when a current of the output node is higher than a first threshold current. an LED driving circuit (5140; 6410) configured to activate light-emitting diodes (LED1, LED2) driven by a modulated rectified voltage, and to adjust driving currents conducted through driving nodes (D1, D2) to the light emitting diodes (LED1, LED2); a driving current controller (5160; 6600) configured to receive a dimming signal indicative of a degree of modulation of the rectified voltage, and to control driving currents conducted through the driving nodes (D1, D2) depending on the dimming signal; wherein the LED driving circuit (5140, 6410) is connected to a driving current setting node (DISND) to adjust the driving currents conducted to the driving nodes (D1, D2) depending on a voltage of the driving current setting node (DISND), wherein the driving current controller (5160, 6600) is configured to control the voltage of the driving current setting node (DISND) depending on the dimming signal; and a current blocking circuit (5170; 6700) configured to block the driving currents of the driving nodes (D1, D2) when a dimming level of the dimming signal decreases lower than a first threshold value, and unblock the driving currents of the driving nodes (D1, D2) when the dimming level increases above a second threshold value higher than the first threshold value; further comprising: a DC power source configured to generate a DC voltage based on the rectified voltage, the DC voltage being connected to an output node to supply DC voltage outside the light-emitting diode driving module; and a current detection circuit configured to block the driving currents conducted to the driving nodes (D1, D2) when a current of the output node is higher than a first threshold current. a DC power source configured to generate a DC voltage based on the rectified voltage, the DC voltage being connected to an output node to supply DC voltage outside the light-emitting diode driving module; and a current detection circuit configured to block the driving currents conducted to the driving nodes (D1, D2) when a current of the output node is higher than a first threshold current.