Datasheet

BLOCK DIAGRAM
PFC fosc : 45KHz
PWM fosc : 70KHz
File Name:LCM-25KN-SPEC 2019-09-12
25W Multiple-Stage Constant Current Mode LED Driver
LCM-25KN is a multiple-stage constant current driver, selection of output current through DIP switch is exhibited below.
DIP SWITCH TABLE
700mA(factory default)
LCM-25KN series
Io
350mA
500mA
900mA
1050mA
DIP S.W.
1
---- ----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
----
2
ON
ON
ON
ON
ON
ON
ON
ON
ON
3
ON
ON
ON
4
ON
ON
5
ON
6
ON
ON
ON
600mA
ON
1 2 3 4 5 6
DETECTION
CURRENT
LIMITING
PWM
CIRCUIT
O.L.P.
EMI FILTER
RECTIFIERS
POWER
SWITCHING
FILTER
PUSH
&
RECTIFIERS
+V
-V
I/P
CONTROL
&
MCU
PFC
CIRCUIT
PFC
CONTROL
O.T.P.
KNX+
KNX-
ON
1 2 3 4 5 6
1
2
3
1
2
3
4