Littelfuse SIDACtor Series SMA - Manual (Page 2)

SIDACtor ® Protection Thyristors
2
Revised: March 2, 2012
© 2012 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for current information.
Baseband Protection (Voice-DS1)
Package Symbol Parameter Value Unit
T
J
Operating Junction Temperature Range -40 to +150 °C
T
S
Storage Temperature Range -65 to +150 °C
R
0JA
Thermal Resistance: Junction to Ambient 90 °C/W
Thermal Considerations
DO-214AC
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
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
= 25ºC)
Normalized V
S
Change vs. Junction Temperature Normalized DC Holding Current vs. Case Temperature
-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
Percent of
V
S
Change – % 25 °C
Surge Ratings
Notes:
1 Current waveform in µs
2 Voltage waveform in µs
- Peak pulse current rating (I
PP
) is repetitive and guaranteed for the life of the product.
- I
PP
ratings applicable over temperature range of -40ºC to +85ºC
- The device must initially be in thermal equilibrium with -40°C < T
J
< +150°C
S
eries
I
PP I
TSM
50/60 Hz
di/dt 0.2x310 1
0.5x700 2
2x10 1
2x10 2
8x20 1
1.2x50 2
10x160 1
10x160 2
10x560 1
10x560 2
5x320 1
9x720 2
10x360 1
10x360 2
10x1000 1
10x1000 2
5x310 1
10x700 2
A min A min A min A min A min A min A min A min A min A min Amps/µs max
A 20 150 150 90 50 75 75 50 75 20 500