The utility model discloses a LED constant -current drive circuit, including diode D1, opto -coupler U1, resistance R1, electric capacity C1, LED lamp cluster and one -way silicon controlled rectifier VS, the diode D1 positive pole VCC that connects, ground connection diode D3 negative pole...
Abstract: The design method for constant current LED driver circuit based on PFC fly-back isolated AC/DC is analyzed. Concrete design scheme and associated parameter selecting method for isolated high-frequency transformer as well as the power factor correction circuit constituted by UCC28810 with ...
The utility model provides a large-power LED constant-current driver circuit, comprising a NU511 constant-current drive module (1) and a detection module (2). When an LED is broken down or has an accidental short circuit, an LED constant current device is turned down so as to conduct NU...
Driving Method LED Constant Current Circuit Structure PWM Controlled Certification TUV, CE, RoHS, ISO9001, CCC Power Supply Mode Constant Voltage Source Modulation System PWM In-Out Step-down Type Power Supply Voltage 100-277 VAC Pack Sealing Size 201X67X41.5...
Part name: UL certified DC 24V 3.75A 90W LED driver power supply Model No. FY2404000 AC Input: 100-240V,50/60HZ Max charging voltage: 24V Max charging current: 3.75A Inrush current: Limited 15A when cold starting Protection: short circuit, over current and over voltage protection. Eff...
15W Constant Current LED Driver PDA015A-350C Power Supply for Indoor Lighting Features RoHS Compliant Limited Power Source IP20 Rated OVP, OCP, Short/Open Circuit Protection Constant Current Power Factor Correction Brownout/Brownout Recovery Wide Temperature Range ...
Constant current LED Drivers For outdoor use LGSU-120C Series, 120Watt FEATURES: Constant current output High Efficiency Universal AC input: 90-305VAC Active power factor correction Short circuit, over voltage, over temperature protections
The invention relates to a step-down constant current LED drive circuit for automobile lighting. The circuit comprises an isolating circuit module (1), wherein the input end of the isolating circuit module (1) is electrically connected with a power supply (8), and the output end of the isol...
ensuring optimal performance and longevity. With its intelligent constant current feature, the driver automatically adjusts the voltage to match the lamp's performance, eliminating the need for manual adjustments. This feature not only enhances the user experience but also contributes to energy savings ...
High quality intelligent constant currentOvervoltage protection, overload protection,overheat protection, short circuit protectionNo flicker3-Electrolytic CapacitorHigh frequency low resistance capacitorIn theory, if the LED driver is used for 8 hours a day, it can be used for 3 years. If the LED ...