Littelfuse DO-41 Series SIDACtor Device - Manual (Page 2)

Teccor
®
brand Protection Thyristors
Axial Leaded
www.littelfuse.com
©2006 Littelfuse
DO-41 Series
Specifications are subject to change without notice.
Telecom Design Guide
Series
I
PP
5x320 µs 10x1000 µs
Amps Amps
Min Min
H 25 35
• I
PP
applies to -40°C through +85°C temperature range.
• I
PP
is a repetitive surge rating and is guaranteed for the life of the product.
Surge Ratings
t
r
x t
d
Pulse Waveform V-I Characteristics
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
ea
k
Pu
ls
e
C
ur
re
nt
–
%
I PP
t
r
= rise time to peak value
t
d
= decay time to half value
Waveform = t
r
x t
d
-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
Per
cent of
V
S
Change –
%
25 ˚C
0.4
-40 -20 0 20 40 60 80 100 120 140 160
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
Case Temperature (T
C
) – ˚C
Ratio of
I H
I H
(T
C
= 25 ˚C
)
25 ˚C
Normalized V
S
Change Versus Junction Temperature Normalized DC Holding Current Versus Case Temperature