50W LED Light Control Board with Lithium Battery Charging Function

Description

The 50W item is applied to the LED control board of the lithium battery power supply system. The product has a lithium battery charging management system, LED dimming control part, and USB charging interface module. The main features are as follows

Characteristic
  • Support 50W LED constant current control, high efficiency (typical efficiency 95%)
  • Support LED dimming
  • With charging overvoltage protection
  • With discharge Undervoltage protection
  • Synchronous rectification architecture, high charging efficiency (typical efficiency 96.6%)
  • With charger input reverse connection protection
  • Very low standby current when powered by battery: <15uA
  • With battery indicator
  • The double-sided PCB layout makes it more reliable.
  • With LED load detection function, when the switch sets the product to LED lighting mode, if the LED is not connected for 2 hours, it will sleep

Technical Parameter

Charging Part
  • Input voltage: 24-36VDC
  • Input current: 2.0A
  • Charger anti-reverse connection: yes
  • Charging efficiency: 96.6% (Typical)
  • Charging voltage: 21.00V ±1% (5 lithium batteries)
  • Battery low voltage trickle charge current: 200mA
USB Interface Part
  • USB output voltage: 5V
  • USB port output current: 1000mA
  • Support mobile phone charging function: Apple/Android
  • No-load access: sleep
LED Lighting Part
  • LED Power 50W
  • LED terminal current ripple <15% (camera shooting does not flicker)
  • Brightness adjustment: Off/10%/50%/75%/100%
  • Over-temperature protection
  • Short circuit protection
  • Low battery voltage protection value: 13.5V
Application
  • Campfire
  • High bay light
  • Portable mobile lighting fixture