date 03/29/2017

page 1 of 3

cui.com

MODEL: HSS-B20-CP-01

│ DESCRIPTION: HEAT SINK

FEATURES

• TO-220 package

• with clip for easy component attachment

• low profile design

• black anodized finish

MODEL

power

@ 75°C ΔT,

nat conv

(°C/W)

@ 1 W,

nat conv

(°C/W)

@ 1 W,

200 LFM

(°C/W)

@ 1 W,

400 LFM

(°C/W)

@ 75°C ΔT,

nat conv

(W)

HSS-B20-CP-01

28.85

32.65

6.32

4.85

2.60

Note:

1. See performance curves for full thermal resistance details.

PERFORMANCE CURVES

0

10

20

30

40

50

60

70

80

90

100

01

23

45

Dissipated Power (W)

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

32.65

6.32

4.85

2

59.76

12.95

10.42

3

84.63

19.75

15.69

4

104.13

26.62

20.71

5

122.18

33.69

26.11

Ths: “hot spot” temperature measured on the heatsink

Ta: ambient temperature

For more information, please visit the product page.