SMTY12A STMicroelectronics, SMTY12A Datasheet - Page 3

• Manufacturer Part Number: SMTY12A
• Description: TVS TRANSKY 600W 12V SMA
• Manufacturer: STMicroelectronics
• Series: Transky™r

Specifications of SMTY12A

• Voltage - Working: 12V
• Voltage - Clamping: 13.2V
• Technology: Mixed Technology
• Power (watts): 600W
• Number Of Circuits: 1
• Applications: Overload Protection
• Package / Case: DO-214AC, SMA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5540-2

SMTYxxA
Figure 1.
Figure 3.
Figure 5.
1000.0
110
100
100.0
90
80
70
60
50
40
30
20
10
10.0
0
1.0
0.1
0
1.E-03
t p = 10 µs
Recommended pad layout
I
25
1.E-02
Pulse waveform (10/1000 µs)
Relative variation of peak pulse
power versus initial junction
temperature
Variation of thermal impedance,
junction to ambient, versus pulse
duration (Epoxy, FR4, e
S
CU
=3 mm²
50
1.E-01
1000 µs
Pulse waveform 10/1000 µs
75
1.E+00
100
1.E+01
T
j
125
(°C)
Cu
1.E+02
t
p
150
(s)
= 35 µm)
1.E+03
175
Figure 2.
Figure 4.
Figure 6.
1.E+01
1.E+00
1.E-01
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
140
120
100
80
60
40
20
0
0
0.0
0.01
0.5
(PCB FR4, recommended pad layout)
25
Peak pulse power versus
exponential pulse duration
(T
Average power dissipation versus
ambient temperature
Thermal resistance, junction to
ambient, versus copper surface
under each lead (printed circuit
board FR4, e
1.0
j
initial = 25° C)
R
th(j-a)
1.5
=120 °C/W
T
50
0.10
amb
(°C)
2.0
R
th(j-a)
75
2.5
=R
Cu
th(j-l)
= 35 µm)
3.0
100
1.00
3.5
Characteristics
4.0
T
j
initial = 25 °C
125
S
t
CU
p
(ms)
(cm²)
4.5
10.00
150
5.0
3/7