HSS-B20-05 Datasheet, PDF (1/3 Pages) CUI INC – black anodized finish

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SERIES: HSS-B20-05 │ DESCRIPTION: HEAT SINK
FEATURES
• TO-220 package
• available with and without solder pins
• black anodized finish
• aluminum
date 03/29/2017
page 1 of 3
MODEL
solder pin
orientation
length
(mm)
HSS-B20-095H
horizontal
9.5
HSS-B20-NP-15
no pin
--
Note:
1. See performance curves for full thermal resistance details.
PERFORMANCE CURVES
@ 75°C ΔT,
nat conv
(°C/W)
18.34
18.34
thermal resistance¹
@ 1 W,
nat conv
(°C/W)
23.32
23.32
@ 1 W,
200 LFM
(°C/W)
6.50
6.50
@ 1 W,
400 LFM
(°C/W)
4.48
4.48
power
dissipation¹
@ 75°C ΔT,
nat conv
(W)
4.09
4.09
100
Heatsink Temperature Rise Above
Ambient (ΔT = Ths - Ta) (°C)
Power
(W)
Natural
Conv.
200 LFM 400 LFM
0
0
0
0
1
23.32
6.50
4.48
2
41.07
12.47
8.78
3
58.53
18.87
12.95
4
73.99
25.00
17.27
5
86.32
30.94
21.52
Ths: “hot spot” temperature measured on the heatsink
Ta: ambient temperature
90
Without Airflow
80
200 LFM
400 LFM
70
60
50
40
30
20
10
0
0
1
2
3
4
5
Heat Dissipated (W)
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