User manual
9 
TDK-Lambda 
LS 25-150 Series 
INSTRUCTION MANUAL 
 LS100-12, -15, -24, -36 & -48
 LS150-3.3, -5 
Output Deratin
g
 Vs Ambient Temperature
0 
20 
40 
60 
80 
100 
120 
-25  0  25  50 75
100
Ambient Temperature (°C)
Load (%)
Mounting
Mounting
 A 
 B, C & D 
50 
70 30 
40 
Output Derating Vs Ambient Temperature
0 
20 
40 
60 
80 
100 
120 
-25  0  25 50 75
100
Ambient Temperature (°C)
Load (%)
Mounting
Mounting
 A & B 
 C & D 
50 
70 
45 










