Data Sheet

WLMDU9456001JT / 172946001
MagI
3
C Power Module
LDHM - LED Step Down High Current Module
We-online.com rth Elektronik eiSos GmbH & Co. KG – Data Sheet Rev. 1.0
© May 2016 7/35
TYPICAL PERFORMANCE CURVES
If not otherwise specified, the following conditions apply: VIN = 48 V; CIN = 2.2 µF 100 V X7R ceramic capacitor for driving
5-13 power LEDs, I
LED
= 350 mA; Single LED forward voltage used is 3.2 V; TAMB = 25 °C
0 10 20 30 40
60
65
70
75
80
85
90
95
100
Efficiency (%)
Input Voltage(V)
1LED
2LED
3LED
4LED
Efficiency: I
LED
= 450mA; T
AMB
= 25°C
Efficiency (%)
Input Voltage(V)
Efficiency: I
LED
= 450mA; T
AMB
= 25°C
2530354045505560
75
80
85
90
95
6LED
10LED
14LED
16LED
I
LED
Regulation: 450mA; T
AMB
= 25°C
0 10 20 30 40
-3
-2
-1
0
1
2
3
I
LED
Regulation (%)
Input Voltage (V)
1LED
2LED
3LED
4 L ED
I
LED
Regulation: 450mA; T
AMB
= 25°C
-3
-2
-1
0
1
2
3
I
LED
Regulation (%)
Input Voltage (V)
25 30 35 40 45 50 55 60
6 L ED
1 0L ED
1 4L ED
16LED
0 10 20 30 40
60
65
70
75
80
85
90
95
1 00
Ef fi ci ency ( %)
Input Voltage(V)
1LED
2LED
3LED
4LED
Efficiency: I
LED
= 300mA; T
AMB
= 25°C
Efficiency (%)
Input Voltage(V)
Efficiency: I
LED
= 300mA; T
AMB
= 25°C
2530354045505560
75
80
85
90
95
6LED
10LED
14LED
16LED
100