Datasheet

SM15T Series
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Vishay General Semiconductor
Revision: 06-Feb-15
3
Document Number: 88380
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RATINGS AND CHARACTERISTICS CURVES (T
A
= 25 °C unless otherwise noted)
Fig. 1 - Peak Pulse Power Rating Curve
Fig. 2 - Pulse Power or Current vs. Initial Junction Temperature
Fig. 3 - Pulse Waveform
Fig. 4 - Typical Junction Capacitance Uni-Directional
Fig. 5 - Typical Transient Thermal Impedance
Fig. 6 - Maximum Non-Repetitive Forward Surge Current
Uni-Directional Use Only
0.1
1
10
100
P
PPM
- Peak Pulse Power (kW)
t
d
- Pulse Width (s)
0.31 x 0.31" (8.0 x 8.0 mm)
Copper Pad Areas
0.1 µs 1.0 µs 10 µs 100 µs 1.0 ms 10 ms
0 25 50 75 100
100
75
50
25
0
125 150 175 200
T
J
- Initial Temperature (°C)
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage, %
0
50
100
150
t
r
= 10 µs
Peak Value
I
PPM
Half Value -
I
PPM
I
PP
2
t
d
10/1000 µs Waveform
as defined by R.E.A.
0
1.0
2.0
3.0 4.0
t - Time (ms)
I
PPM
- Peak Pulse Current, % I
RSM
T
J
= 25 °C
Pulse Width (t
d
)
is defined as the Point
where the Peak Current
decays to 50 % of I
PPM
10
100
1000
10 000
20 000
101 100 400
Uni-Directional
Bi-Directional
T
J
= 25 °C
f = 1.0 MHz
V
sig
= 50 mVp-p
Measured at
Zero Bias
V
R
, Measured at
Stand-Off
Voltage, V
WM
C
J
- Junction Capacitance (pF)
V
WM
- Reverse Stand-Off Voltage (V)
0.1
1.0
10
100
0.001 0.01 0.1 10 1 100 1000
t - Pulse Duration
(
s
)
Transient Thermal Impedance (°C/W)
1 10
100
10
100
200
T
J
= T
J
max.
8.3 ms Single Half Sine-Wave
Number of Cycles at 60 Hz
Peak Forward Surge Current (A)