Owner's Manual

Mechanical Specification
LDH-25 series
File Name:LDH-25-SPEC 2022-02-18
Mechanical Specification
Pin Configuration
Unit: mm
LDH (PIN Style):
LDH (Lead Wire Style):
Derating Curve
INPUT VOLTAGE (V)
LOAD (%)
Static Characteristics
9.5
12
18
24
50
25
75
100
32
DC-DC Step-Up Constant Current LED driver
P/N diameter:1.04
3.5±1mm
24
1.04
3.7
44
52.4
BOTTOM
VIEW
4
3
5
6
27.2
2
1
BOTTOM
VIEW
5
6
2
1
3
4
8mm
100±10mm
3.7
44
52.4
27.2
24
Pin No.
Vin-(Black)
Vin+(Red)
2
1
5
6
3
4
Comment
DC Supply
Don’t connect to Vout-
DC Supply
(Blue)
Dim+
2 in 1 dimming
(White)
Dim-
2 in 1 dimming
(Black)
Vout-
(Red)
Vout+
LED- connection
LED+ connection
Pin No.
2 Vin-
Comment
DC Supply,
Don’t connect to Vout-
1 Vin+
DC Supply
5
6
Dim+
Dim-
2 in 1 dimming
2 in 1 dimming
3
4
Vout-
Vout+
LED- connection
LED+ connection
Ta (℃)
LOAD (%)
-40 0 25 50
60
70
50
25
75
100
100
18-32V
12-18V
12.3 4.0 3.5
3.5
3.7
3.7