Datasheet
SQ1431EH
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Vishay Siliconix
S11-2128 Rev. B, 31-Oct-11
5
Document Number: 67048
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THERMAL RATINGS (T
A
= 25 °C, unless otherwise noted)
Safe Operating Area
Normalized Thermal Transient Impedance, Junction-to-Ambient
0.01
0.1
1
10
100
0.01 0.1 1 10 100
I
D
- Drain Current (A)
V
DS
-Drain-to-Source Voltage (V)
* V
GS
> minimum V
GS
at which R
DS(on)
is specied
100 ms
Limited by R
DS(on)
*
1 ms
I
DM
Limited
T
C
= 25 °C
Single Pulse
BVDSS Limited
10 ms
100 μs
1 s, 10 s
DC
10
-3
10
-2
1 10 60010
-1
10
-4
100
2
1
0.1
0.01
0.2
0.1
0.05
0.02
Single Pulse
Duty Cycle = 0.5
Square Wave Pulse Duration (s)
Normalized Effective Transient
Thermal Impedance
1. Duty Cycle, D =
2. Per Unit Base = R
thJA
= 130°C/W
3. T
JM
- T
A
= P
DM
Z
thJA
(t)
t
1
t
2
t
1
t
2
Notes:
4. Surface Mounted
P
DM