Q36SR12020NRFA Datasheet, PDF (10/14 Pages) Delta Electronics, Inc. – Industry standard footprint and pin out

THERMAL CURVES
(WITHOUT HEAT SPREADER)
NTC RESISTOR
AIRFLOW
THERMAL CURVES
(WITH HEAT SPREADER)
AIRFLOW
HOT SPOT 1
Figure 19: Temperature measurement location.*
The allowed maximum hot spot1 temperature is defined at
120℃
Q36SR12020(Standard) Output Power vs. Ambient Temperature and Air Velocity
Output Power(W)
@Vin = 24V (Transverse Orientation)
240
200
Natural
Convection
160
100LFM
200LFM
300LFM
120
400LFM
80
500LFM
600LFM
40
0
25
30
35
40
45
50
55
60
65
70
75
80
85
Ambient Temperature (℃)
Figure 20: Output current vs. ambient temperature and air
velocity @Vin=24V(Transverse Orientation, Airflow direction
from Vin+ to Vin-,without heat spreader)
Q36SR12020(Standard) Output Power vs. Ambient Temperature and Air Velocity
Output Power(W)
@Vin = 48V (Transverse Orientation)
240
200
Natural
Convection
160
100LFM
200LFM
120
300LFM
400LFM
80
500LFM
40
600LFM
0
25
30
35
40
45
50
55
60
65
70
75
80
85
Ambient Temperature (℃)
Figure 21: Output current vs. ambient temperature and air
velocity @Vin=48V(Transverse Orientation, Airflow direction
from Vin+ to Vin-,without heat spreader)
HOT SPOT 2
Figure 22: Temperature measurement location.*
The allowed maximum hot spot2 temperature is defined at 100℃
Q36SR12020(Standard) Output Power vs. Ambient Temperature and Air Velocity
Output Power(W)
@Vin = 24V (Transverse Orientation,with Heat Spreader)
240
200
Natural
Convection
160
100LFM
200LFM
300LFM
120
400LFM
500LFM
80
600LFM
40
0
25
30
35
40
45
50
55
60
65
70
75
80
85
Ambient Temperature (℃)
Figure 23: Output current vs. ambient temperature and air velocity
@Vin=24V(Transverse Orientation, Airflow direction from Vin+ to
Vin-,with heat spreader)
Q36SR12020(Standard) Output Power vs. Ambient Temperature and Air Velocity
Output Power(W)
@Vin = 48V (Transverse Orientation,with Heat Spreader)
240
200
Natural
Convection
160
100LFM
120
80
200LFM
300LFM
400LFM
500LFM
40
600LFM
0
25
30
35
40
45
50
55
60
65
70
75
80
85
Ambient Temperature (℃)
Figure 24: Output current vs. ambient temperature and air velocity
@Vin=48V(Transverse Orientation, Airflow direction from Vin+ to
Vin-,with heat spreader)
10
Q36SR12020NRFA_11252015