RA4825HA12 CARLO GAVAZZI, RA4825HA12 Datasheet - Page 4

• Manufacturer Part Number: RA4825HA12
• Description: Solid State Relay
• Manufacturer: CARLO GAVAZZI

RA 24.. .. 06, RA 44.. .. 08, RA 48.. .. 12
Heatsink Dimensions
RA ..10 .. ..
Specifications are subject to change without notice (28.02.2007)
Heatsink Selection
RA ..50 .. ..
No heatsink required
RHS 100 Assy
RHS 301 Assy
RHS 301 F Assy
Consult your distributor
Carlo Gavazzi Heatsink
(see Accessories)
50
45
40
35
30
25
20
15
10
5
Load
current [A]
16
15
14
13
12
11
10
9
7
5
3
1
Load
current [A]
0.92
17.9
10.8
1.2
1.5
1.9
2.4
3.9
5.5
8.6
2.7
3.1
3.7
4.3
5.9
6.9
7.9
20
20
3
5
-
-
-
0.76
0.99
15.6
14.2
1.3
1.6
2.1
2.7
3.5
4.8
7.5
2.2
2.6
3,1
3.7
4.3
5.1
6.9
9.5
30
30
6
-
-
Thermal resistance
[K/W]
Thermal resistance
[K/W]
0.60
0.80
13.4
12.2
1.1
1.4
1.8
2.3
4.1
6.4
1.8
2.1
2.6
3.1
3.7
4.4
5.2
5.9
8.1
40
40
3
-
-
0.45
0.62
0.85
11.2
10.2
1.1
1.5
1.9
2.5
3.4
5.4
1.3
1.7
2.5
3.6
4.3
4.9
6.8
50
50
2
3
-
-
Thermal resistance
R
th s-a
0.29
0.44
0.63
0.89
0.87
14.6
1.2
1.5
2.7
4.3
8,9
1.2
1.5
1.9
2.3
2.8
3.5
5.4
8.1
60
60
(load current versus ambient temperature)
2
4
-
> 12.5 K/W
< 0.25 K/W
Ambient temp. [ C]
Ambient temp. [ C]
0.26
0.42
0.63
0.91
0.41
0.65
0.92
10.9
1.1
1.5
2.1
3.2
6.7
1.2
1.6
2.1
2.6
4.1
6.1
70
70
-
3
Power
dissipation [W]
-
3.0 K/W
0.8 K/W
0.25 K/W
Power
dissipation [W]
63
55
47
40
33
26
20
15
9
4
22
20
18
16
15
13
12
10
7
5
3
1
T
A
T
A
RA ..25 .. ..
RA ..90 .. ..
Compare the value found in the current versus temperature
chart with the standard heatsink values and select the heat-
sink with the next lower value.
25
22.5
20
17.5
15
12.5
10
7.5
5
2.5
Load
current [A]
90
80
70
60
50
40
30
20
10
Load
current [A]
0.63
0.81
11.3
1.3
1.7
2.2
3.1
4.8
10
20
2.5
3.1
4.9
6.2
8.1
20
1
4.
2
-
-
0.53
0.69
0.89
15.6
1.2
1.5
1.9
2.7
4.2
8.8
30
1.7
2.1
2.7
3.5
4.3
5.4
7.1
9.9
30
-
Thermal resistance
[K/W]
Thermal resistance
[K/W]
0.42
0.57
0.75
13.3
1.3
1.7
2.3
3.6
7.5
40
1.4
1.8
2.3
3.7
4.6
6.1
8.5
40
1
3
-
0.32
0.45
0.61
0.83
11.1
1.1
1.4
1.9
6.3
50
1.4
1.9
2.5
3.1
3.9
5.1
7.1
50
3
1
-
0.33
0.47
0.66
0.85
0.71
18.7
1.1
1.5
2.4
60
1.4
2.5
3.1
5.6
8.9
60
5
-
1
2
4
Ambient temp. [ C]
0.33
0.49
0.64
0.83
Ambient temp. [ C]
0.40
0.66
1.2
1.8
3.8
70
1.4
1.9
2.3
4.2
6.7
14
70
-
-
1
3
Power
dissipation [W]
Power
dissipation [W]
97
84
71
59
47
36
26
17
8
32
27
23
20
16
13
10
7
5
2
T
A
T
2-63
A