TransientVoltage Suppression Diodes
Axial Leaded – 15000W > 15KPA series
Ratings and Characteristic Curves (TA=25°C unless otherwise noted)
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
1000
100
80
60
40
20
0
100
10
1
0.000001
0.00001
0.0001
0.001
0
25
50
75
100 125 150 175 200
td-Pulse Width (sec.)
TA-Ambient temperature (ºC)
Figure 3 -Test PulseWaveform
Figure 4 -Typical Junction Capacitance
150
t =10μsec
r
T
=25°C
J
Bi-directional V=0V
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of I
10000
PPM
Uni-directional V=0V
Peak Value
I
100
PPM
Bi-directional @ VR
Half Value
I
PPM
I
PPM
( )
2
Uni-directional @ VR
100
1
50
10/1000μsec. Waveform
as defined by R.E.A
Tj=25C
f=1.0MHz
Vsig=50mVp-p
t
d
0
0.0
50.0 100.0 150.0 200.0 250.0 300.0 350.0
BR - Reverse Breakdown Voltage (V)
1.0
2.0
t-Time (ms)
3.0
4.0
0
V
Figure 6 - Maximum Non-Repetitive Forward Surge
Current
Figure 5 - Steady State Power Derating Curve
9
8
7
6
5
4
450
400
350
300
250
200
150
100
50
3
L = 0.375” (9.5mm)
2
Lead Lengths
1
0
0
0
25
50
75
100 125 150 175 200
1
10
100
TL- Lead Temperature(ºC)
Number of Cycles at 60 Hz
©2009 Littelfuse, Inc.
113
15KPA Series
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/15KPA.html for current information.
Revision: January 09, 2009