Littelfuse TwinChip Series DO-15 - Manual (Page 2)

SIDACtor ® Protection Thyristors
50
Revised: February 22, 2011
© 2011 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for current information.
Broadband Optimized ™ Protection
Series
I
PP
I
TSM
10x560μs 10x1000μs 50 / 60 Hz
A min A min A min
A 50 50 20
B 100 80 25
Surge Ratings
Package Symbol Parameter Value Unit
T
J
Operating Junction Temperature Range UP °C
T
S
Storage Temperature Range UP °C
R
0JA
Thermal Resistance: Junction to Ambient 120 °C/W
Thermal Considerations
DO-15
I
H
I
T
I S
I
DRM
V
DRM V T
+V -V
+I
-I
V
S
50
100
0
t
r
t
d
0
Peak
Value
Half Value
t – Time (μs)
I PP
– P
eak Pulse Current – %I
PP
t
r
= rise time to peak value
t
d
= decay time to half value
Waveform = t
r x t d
V-I Characteristics t
r
x t
d
Pulse Waveform
-8
-40 -20 0 20 40 60 80 100 120 140 160
-6
-4
0
2
4
6
8
10
12
14
Junction Temperature (T
J
) – °C
P
ercent of
V
S
Change – % 25 °C 25°C
Case Temperature (T
C
) - ºC
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
-40 -20 0 20 40 60 80 100 120 140 160
R
atio of
I H
I H
(T
C
= 2
5ºC)
Normalized V
S
Change vs. Junction Temperature Normalized DC Holding Current vs. Case Temperature
Notes:
- Peak pulse current rating (I
PP
) is repetitive and guaranteed for the life of the product.
- I
PP
SBUJOHTBQQMJDBCMFPWFSUFNQFSBUVSFSBOHFPG$UP$
- The device must initially be in thermal equilibrium with -40°C < T
J
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