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CUI Inc

│ SERIES: HSE-B18X-035H │ DESCRIPTION: HEAT SINK

date 09/07/2017

│ page 2 of 7

0

10

20

30

40

50

60

70

80

90

100

01

23

45

Dissipated Power (W)

6

789

10

11

12

13

14

15

Without Airflow

200 LFM

400 LFM

Heatsink Temperature Rise Above

Ambient (ΔT = Ths - Ta) (°C)

Power

(W)

Natural

Conv.

200 LFM

400 LFM

0

0

0

0

1

10.96

3.63

2.80

2

20.38

7.98

5.65

3

29.02

12.37

8.21

4

36.58

16.50

10.28

5

43.86

20.35

13.11

6

51.12

24.67

16.43

7

58.09

28.82

19.32

8

64.74

33.13

22.54

9

70.97

37.07

25.55

10

76.83

41.01

28.51

11

83.01

45.19

31.32

12

88.74

49.10

33.54

13

94.93

53.11

35.98

14

100.86

57.05

39.63

15

106.26

61.16

42.76

Ths: “hot spot” temperature measured on the heatsink

Ta: ambient temperature

HSE-B18317-035H

PERFORMANCE CURVES (CONTINUED)

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