3w 4-7w led driver supply
1:good quality and competitive price
2:CE,ROHS, approvals
3:quick delivery

3w 4-7w led driver supply



1)full load input current
AC input:115VAC -230vAC
Input current:SPEC0.4A TEST0.278A SPEC0.4A TEST 0.159A


2)full load input power

AC input:115VAC 230VAC
Input power:35.9W-35.4W




3)Load regulation:

55V-78V 350mA-400mA
AC input:115V AC-230V AC
DC output:400mA 400mA
DC output:76.1V 77V

4)Efficiency/SPECS:

115VAC (AT FULL LOAD) 230VAC (AT FULL LOAD)

Input power Output power Efficiency Input power Output power Efficiency


35.5W 30.64W 86% 34.7W 30.6W 88.2%


5)PFC >0.9

115VAC(AT FULL LOAD) 230VAC(AT FULL LOAD)

0.99 0.96

6)Dieleciric withstand voltage

Spec Primary to Secondary 3KV AC 10mA for 1 seconds

Test OK

Notes:a:Class1 1500VAC 3SEC 3PIN
b.Class0 3000VAC 1SEC 2PIN

7)Buring test
SPEC BURNING >4HRS
TEST 12(HOURS)

8)SHORT PROTECTION

AC INPUT 115VAC&OUTPUT SHORT AC INPUT 230VAC&OUTPUT SHORT

OK NG OK NG

Expertise with Responsibility
Bayblend KU2-1514BBS073
Flame retardant(PC+ABS)blends easy flowing with flame retardant free of antimony,chlorine and Bromine,non-reinforced