Product Name : 
5 PCS DC 6-24V 20W Multifunction LED Driver PWM Controller Step-down Constant Current
 
 
Packing list:
5 PCS 30-900MA 6-25V Multifunction Step-down High Brightness LED Driver Board
  
 
 
Description: 

6-25V 900mA Step-down High Brightness LED Driver with 5000:1 Dimming 
 
Working voltage : DC 6-25V(Perfect for 6V 9V 12V 18V 24V  LED or LED strip)
    
Output Current: 30-900MA;By changing the RCS resistance, the maximum current can reach 1200MA
    
Maximum output power: 20W
  
Current regulation: 1 through adjustable resistance; 2 through PWM control
  
Single pin on/off and brightness control using DC voltage or PWM

Up to 1MHz switching frequency

Typical 5% output current accuracy

Inherent open-circuit LED protection

High efficiency (up to 97%)

High-Side Current Sense

Hysteretic Control: No Compensation

Adjustable Constant LED Current
  
Size : 30mm x 15mm x 6.3mm

Weight : 2.5g
 
 
 
 
 
Application 1: Wiring in accordance with the following figure, use a suitable screwdriver gently and slowly rotate the adjustable resistance.
 
Application 2: Ignore the adjustable resistance, control the output current through the PWM port, the current is 0-900MA adjustable
Application 3 : Add an enable control switch based on application 1.