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1KSMB9.1CA View Datasheet(PDF) - Littelfuse, Inc

Part Name
Description
View to exact match
1KSMB9.1CA
Littelfuse
Littelfuse, Inc Littelfuse
1KSMB9.1CA Datasheet PDF : 5 Pages
1 2 3 4 5
Transient Voltage Suppression Diodes
Surface Mount – 1000W > 1KSMB series
Ratings and Characteristic Curves (TA=25°C unless otherwise noted)
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
100
100
80
60
10
40
0.2x0.2" (5.0x5.0mm)
Copper Pad Area
1
0.000001
0.00001
0.0001
td-Pulse Width (sec.)
0.001
20
0
0
25 50 75 100 125 150 175
TA-Ambient temperature (ºC)
Figure 3 - Pulse Waveform
150
100
50
tr=10μsec
Peak Value
IPPM
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
Half Value
( ) IPPM IPPM
2
10/1000μsec. Waveform
as defined by R.E.A
td
0
0
1.0
2.0
3.0
4.0
t-Time (ms)
Figure 4 - Typical Junction Capacitance
10000
1000
Bi-directional V=0V
Uni-directional V=0V
Uni-directional @VR
100
Bi-directional @VR
10
Tj=25C
f =1.0MHz
Vsig=50mVp-p
1
1.0
10.0
100.0
1000.0
VBR - Reverse Breakdown Voltage (V)
Figure 5 - Steady State Power Dissipation Derating
Curve
6
5
4
3
2
1
0
0 25 50 75 100 125 150 175
TA - Ambient Temperature(ºC)
Figure 6 - Maximum Non-Repetitive Peak Forward
Surge Current Uni-Directional Only
120
100
80
60
40
20
0
1
10
100
Number of Cycles at 60 Hz
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/1KSMB.html for current information.
37
Revision: January 09, 2009
1KSMB Series
 

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