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Model Description
・ Heat sink with a punch
・ To-218 or TO-220
·Made of aluminium
・ PCB
・ 3.8mm Horizontal Solder Pin
Model Filter
You can search for other models from each index. The displayed value is the value of the currently selected part number.
External dimension LXWXH (inch)
0.75x0.75x0.37 | HSS28-B20-P39
1.19x0.87x0.21 | HSS27-B20-P43
2x1.38x0.35
1.67x1x1 | HSS25-B20-P51
1.5x1.65x0.98 | HSS24-B20-NP
1.5x1.65x0.79 | HSS23-B20-NP
0.96x1x0.5 | HSS21-B20-P53
0.75x0.87x0.75 | HSS20-B20-NP
0.75x0.87x0.75 | HSS19-B20-NP
0.92x1.5x0.5 | HSS15-B20-P40
External dimension LXWXH (mm)
19x19x9.5 | HSS28-B20-P39
30.3x22.2x5.35 | HSS27-B20-P43
50.8x35x8.5
42.5x25.4x25.4 | HSS25-B20-P51
38x42x25 | HSS24-B20-NP
38x42x20 | HSS23-B20-NP
24.4x25.4x12.7 | HSS21-B20-P53
19x22x19 | HSS20-B20-NP
19x22x19 | HSS19-B20-NP
23.4x38.1x12.7 | HSS15-B20-P40
Forced air cooling thermal resistance @ 1w, 200LFM (° C/W)
12 | HSS28-B20-P39
13.2 | HSS27-B20-P43
9.2
6.3 | HSS25-B20-P51
4.3 | HSS24-B20-NP
Five | HSS23-B20-NP
10.1 | HSS21-B20-P53
11.2 | HSS20-B20-NP
8.8 | HSS19-B20-NP
8.5 | HSS15-B20-P40
Forced air cooling thermal resistance @ 1w, 400LFM (° C/W)
8.1 | HSS28-B20-P39
9 | HSS27-B20-P43
6.5
4.5 | HSS25-B20-P51
2.9 | HSS24-B20-NP
3.4 | HSS23-B20-NP
6.7 | HSS21-B20-P53
7.3 | HSS20-B20-NP
5.7 | HSS19-B20-NP
6.2 | HSS15-B20-P40
Heat resistance for natural air cooling @ 75 ° C ΔT (° C/W)
27.66 | HSS28-B20-P39
24.79 | HSS27-B20-P43
16.66
12.75 | HSS25-B20-P51
9.56 | HSS24-B20-NP
10.19 | HSS23-B20-NP
20.93 | HSS21-B20-P53
26.4 | HSS20-B20-NP
22.39 | HSS19-B20-NP
15.16 | HSS15-B20-P40
Heat resistance for natural air cooling @ 1w (° C/W)
32.7 | HSS28-B20-P39
29.7 | HSS27-B20-P43
19.8
16.2 | HSS25-B20-P51
12.5 | HSS24-B20-NP
13.4 | HSS23-B20-NP
24.3 | HSS21-B20-P53
31.2 | HSS20-B20-NP
26.6 | HSS19-B20-NP
18.6 | HSS15-B20-P40
Material finishing
Black alumite | HSS28-B20-P39
Black alumite | HSS27-B20-P43
Black alumite
Black alumite | HSS25-B20-P51
Black alumite | HSS24-B20-NP
Black alumite | HSS23-B20-NP
Black alumite | HSS21-B20-P53
Black alumite | HSS20-B20-NP
Black alumite | HSS19-B20-NP
Black alumite | HSS15-B20-P40
Package cooled
TO-218, TO-220 | HSS28-B20-P39
TO-218, TO-220 | HSS27-B20-P43
TO-218, TO-220
TO-218, TO-220 | HSS25-B20-P51
TO-218, TO-220 | HSS24-B20-NP
TO-218, TO-220 | HSS23-B20-NP
TO-218, TO-220 | HSS21-B20-P53
TO-218, TO-220 | HSS20-B20-NP
TO-218, TO-220 | HSS19-B20-NP
TO-220 | HSS15-B20-P40
Power consumption for natural air cooling @ 75 ° CδT (W)
2.71 | HSS28-B20-P39
3.03 | HSS27-B20-P43
4.5
5.88 | HSS25-B20-P51
7.85 | HSS24-B20-NP
7.36 | HSS23-B20-NP
3.58 | HSS21-B20-P53
2.84 | HSS20-B20-NP
3.35 | HSS19-B20-NP
4.95 | HSS15-B20-P40
Solder pin direction
Vertical | HSS28-B20-P39
Horizontal type | HSS27-B20-P43
Horizontal type
Horizontal type | HSS25-B20-P51
No pin | HSS24-B20-NP
No pin | HSS23-B20-NP
Horizontal type | HSS21-B20-P53
No pin | HSS20-B20-NP
No pin | HSS19-B20-NP
Horizontal type | HSS15-B20-P40
Solder pin length (mm)
3.9 | HSS28-B20-P39
4.3 | HSS27-B20-P43
3.8
5.1 | HSS25-B20-P51
5.3 | HSS21-B20-P53
Four | HSS15-B20-P40
material
AL1050 | HSS28-B20-P39
AL1050 | HSS27-B20-P43
AL1050
AL1050 | HSS25-B20-P51
AL1050 | HSS24-B20-NP
AL1050 | HSS23-B20-NP
AL1050 | HSS21-B20-P53
AL1050 | HSS20-B20-NP
AL1050 | HSS19-B20-NP
AL1050 | HSS15-B20-P40
mount
PCB | HSS28-B20-P39
PCB | HSS27-B20-P43
PCB
PCB | HSS25-B20-P51
PCB | HSS24-B20-NP
PCB | HSS23-B20-NP
PCB | HSS21-B20-P53
PCB | HSS20-B20-NP
PCB | HSS19-B20-NP
PCB | HSS15-B20-P40
See all 10 models in list
Part Number
HSS26-B20-P38