SM6T Series
Vishay General Semiconductor
RATINGS AND CHARACTERISTICS CURVES
(T
A
= 25
°C
unless otherwise noted)
100
6000
Measured at
Zero Bias
P
PPM
- Peak Pulse Power (kW)
C
J
- Junction Capacitance (pF)
1000
10
1
0.2 x 0.2" (5.0 x 5.0 mm)
Copper Pad Areas
0.1
0.1
µs
100
V
R
, Measured at
Stand-Off
Voltage V
WM
Uni-Directional
Bi-Directional
T
J
= 25 °C
f = 1.0 MHz
V
sig
= 50 mVp-p
100
200
10
1.0
µs
10
µs
100
µs
1.0 ms
10 ms
1
10
t
d
- Pulse
Width
(s)
V
WM
- Reverse Stand-Off
Voltage
(V)
Figure 1. Peak Pulse Power Rating Curve
Figure 4. Typical Junction Capacitance
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage, %
100
100
75
Transient Thermal Impedance (°C/W)
10
50
1.0
25
0
0
25
50
75
100
125
150
175
200
0.1
0.001
0.01
0.1
1
10
100
1000
T
J
- Initial Temperature (°C)
t - Pulse Duration (s)
Figure 2. Pulse Power or Current vs. Initial Junction Temperature
Figure 5. Typical Transient Thermal Impedance
150
I
PPM
- Peak Pulse Current, % I
RSM
Peak Forward Surge Current (A)
t
r
= 10
µs
Peak
Value
I
PPM
T
J
= 25 °C
Pulse
Width
(t
d
)
is defined as the Point
where
the Peak Current
decays to 50 % of I
PPM
200
8.3
ms Single Half Sine-Wave
Uni-Directional Only
100
100
Half
Value
- I
PP
I
PPM
2
50
10/1000
µs Waveform
as defined
by
R.E.A.
t
d
0
0
1.0
2.0
3.0
4.0
10
1
10
100
t - Time (ms)
Number
of Cycles at 60 Hz
Figure 3. Pulse Waveform
Figure 6. Maximum Non-Repetitive Peak Forward Surge Current
Document Number: 88385
Revision: 21-Oct-08
For technical questions within your region, please contact one of the following:
PDD-Americas@vishay.com, PDD-Asia@vishay.com, PDD-Europe@vishay.com
www.vishay.com
3
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