Characteristics
Figure 2.
Pulse definition for electrical characteristics
% Ipp
100
50
0
Repetitive pulse current
tr = rise time (µs)
tp = pulse duration time (µs)
1.5KE
tr
tp
Figure 3.
Peak pulse power dissipation
versus initial junction temperature
(printed circuit board)
Figure 4.
Peak pulse power versus
exponential pulse duration
100%
80%
Peak power
(on printed circuit)
60%
40%
20%
Tj initial
0%
0
20
40
60
80
100 120 140
160
180 200
Figure 5.
Clamping voltage versus peak
pulse current
Figure 6.
Capacitance versus reverse applied
voltage for unidirectional types
(typical values)
1. 5K E
1.5KE
1000
vcl (v)
1.5KE440A
100
% Ipp
Tj initial = 25°C
C (pF)
10000
1.5KE220A
7V 5
15
68
1 00
50
0
Tj = 25 °C
F = 1 MHz
1.5KE100A
tr
tp
tr <10µs
100
1.5KE56A
1. 5K E
1000
1. 5 K E
1.5KE22A
1.5KE12A
10
100
1.5KE6V8A
tp = 20 µs
tp = 1 ms
tp = 10 ms
1
0.1
1
10
100
Ipp (A)
1000
10
1
10
100
500
The curves of
are specified for a junction temperature of 25 °C before surge. The
given results may be extrapolated for other junction temperatures by using the following
formula:
ΔV
BR
=
αT ×
(Tamb - 25)
×
V
BR
(25 °C).
For intermediate voltages, extrapolate the given results.
4/10
Doc ID 2913 Rev 4
STMICROELECTRONICS [ STMICROELECTRONICS ]
