LD2635MA 32CH DI PNP Digital Switch PLC IO Expansion Board 3000VDC Optical isolation Input RS485 Modbus RTU Module

LD2635MA 32CH DI PNP Digital Switch PLC IO Expansion Board 3000VDC Optical isolation Input RS485 Modbus RTU Module

  • Model: LD2635MA
  • Availability: In stock
  • Weight: 0.003Kg
US$1.99
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Product Name: mini size DC 5-24V Step-downLED Constant Current Dimming Module PWM Adjustable Controller


Packing list:

1PCS DC 5-28V 350mA Step-down LED Driver Board


 

Description :

DC5-27V 350mA Step-down HB LED Driver Module
Working voltage : DC 5-27V(Perfect for 5V 6V 9V 12V 18V 24V LED Driver)
Output Current: 0-350MA;By changing the RCS resistance, the maximum drive current can be changed
Maximum output power: 8W
Current regulation: Through PWM control
Single pin ON/OFF and brightness control using PWM
 
Simple low parts count
Wide input voltage range: 5V to 30V
Up to 350mA output current
PWM dimming
3% output current accuracy.
Up to 1MHz switching frequency
Typical 3% output current accuracy
Inherent open-circuit LED protection
High efficiency (up to 93%)
Adjustable Constant LED Current
High-Side Current Sense
Hysteretic Control: No Compensation
Soft Over Temperature Protection
 
Size : 15*15*6mm
Weight : 1.5g



 
Typical Application :
Low voltage halogen replacement LEDs
Automotive lighting
LED back-up lighting
Illuminated signs


Pin Description:
V(VIN) : Power Supply+
G(GND) : Power Supply-
D(DIM) : Logic level dimming input
L+(LED+): LED+
L-(LED-) : LED-



Wiring Diagram 1 : 350MA LED Constant Current Drive Circuit

Wiring Diagram 2 : 350MA LED Constant Current Drive Circuit(with switch)

Wiring Diagram 3 : 0-350MA LED PWM Dimming Circuit













 





 


 


 


 

 

 

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