SM6T18CAY STMicroelectronics, SM6T18CAY Datasheet - Page 3
![TRANSIL 600W 18V BIDIRECT SMB](/photos/5/36/53650/497-do-214aa_sml.jpg)
SM6T18CAY
Manufacturer Part Number
SM6T18CAY
Description
TRANSIL 600W 18V BIDIRECT SMB
Manufacturer
STMicroelectronics
Series
TRANSIL™r
Datasheet
1.SM6T30AY.pdf
(11 pages)
Specifications of SM6T18CAY
Voltage - Reverse Standoff (typ)
15.3V
Voltage - Breakdown
17.1V
Power (watts)
600W
Polarization
Bidirectional
Mounting Type
Surface Mount
Package / Case
DO-214AA, SMB
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-10796-2
SM6TY
Table 3.
1. Pulse test : t
2. To calculate maximum clamping voltage at another surge level, use the following formula:
3. To calculate V
4. Surge capability given for both directions for unidirectional and bidirectional types.
Figure 3.
SM6T18AY/CAY
SM6T22AY/CAY
SM6T24AY/CAY
SM6T27AY/CAY
SM6T30AY/CAY
SM6T33AY/CAY
SM6T36AY/CAY
SM6T39AY/CAY
SM6T47AY/CAY
SM6T68AY/CAY
700
600
500
400
300
200
100
SM6T42CAY
SM6T7V5AY
Order code
V
V
V
0
CLmax
BR
CL
0
@ T
@ T
= V
J
J
25
= V
= V
CL
Electrical characteristics, typical values unless otherwise stated (T
p
Peak power dissipation versus
initial junction temperature
(typical values)
CL
BR
< 50 ms
- R
BR
@ 25°C x (1 + T x (T
@ 25°C x (1 + T x (T
50
D
or V
25 °C 85 °C
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
x (I
20
I
RM
CL
PP
µA
max@V
versus junction temperature, use the following formulas:
75
- I
50
PPappli
1
1
1
1
1
1
1
1
1
1
1
T
j
(°C)
100
15.3 17.1
18.8 20.9
20.5 22.8
23.1 25.7
25.6 28.5
28.2 31.4
30.8 34.2
33.3 37.1
58.1 64.6
RM
) where I
6.4
36
40
V
J
J
min. typ.
7.13
44.4 46.7
125
- 25))
- 25))
40
V
PPappli
V
BR
42.1
10/1000 µs
7.5
150
@I
18
22
24
27
30
33
36
39
68
is the surge current in the application.
Doc ID 17741 Rev 1
R
(1)
mA
10
1
1
1
1
1
1
1
1
1
1
1
175
max.
11.3
25.2
30.6
33.2
37.5
41.5
45.7
49.9
53.9
58.1
64.5
10/1000 µs
V
Figure 4.
V
92
(3)
100.0
CL
10.0
1.0
0.1
1.0E-03
@I
14.5
13.1
11.1
10.3
A
9.7
6.5
53
24
20
18
16
12
PP
(4)
10/1000 µs
Peak pulse power versus
exponential pulse duration
1.0E-02
R
0.065
0.263
0.375
0.444
0.569
0.690
0.840
1.01
1.16
1.35
1.59
3.17
D
(2)
max.
1.0E-01
t
14.5 276
32.5 123
39.3 102
42.8
48.3
53.5
59.0
64.3
69.7
V
V
121
P
76
84
(ms)
8/20 µs
CL
(3)
@I
A
93
83
75
68
62
57
52
48
33
PP
amb
(4)
1.0E+00
Characteristics
8/20 µs
= 25 °C)
R
0.024
0.111
0.159
0.189
0.240
0.293
0.357
0.427
0.504
0.611
0.728
1.503
D
T
j
initial = 25 °C
(2)
10-4/ °C
1.0E+01
max.
10.0
10.0
10.1
10.4
6.1
8.8
9.2
9.4
9.6
9.7
9.8
9.9
T
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