SMAJ7.0CA Littelfuse Inc, SMAJ7.0CA Datasheet - Page 3

DIODE TVS 7.0V 400W BIDIR 5% SMA

SMAJ7.0CA

Manufacturer Part Number
SMAJ7.0CA
Description
DIODE TVS 7.0V 400W BIDIR 5% SMA
Manufacturer
Littelfuse Inc
Series
SMAJr
Datasheet

Specifications of SMAJ7.0CA

Voltage - Reverse Standoff (typ)
7V
Voltage - Breakdown
7.78V
Power (watts)
400W
Polarization
Bidirectional
Mounting Type
Surface Mount
Package / Case
DO-214AC, SMA
Reverse Stand-off Voltage Vrwm
7V
Breakdown Voltage Range
7.78V To 8.6V
Clamping Voltage Vc Max
12V
Diode Configuration
Bidirectional
Peak Pulse Current Ippm
33.3A
Diode Case Style
DO-214AC
Lead Free Status / RoHS Status
Lead free by exemption / RoHS Compliant
Other names
SMAJ7.0CALFTR

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©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SMAJ.html for current information.
Ratings and Characteristic Curves
Figure 1 - Peak Pulse Power Rating Curve
Figure 3 - Pulse Waveform
Figure 5 - Steady State Power Dissipation Derating
0.1
10
1
Curve
1.2
0.8
0.6
0.4
0.2
150
100
0.000001
50
1
0
0
0
0.2x0.2" (5.0x5.0mm)
Copper Pad Area
0
25
t d
t r =10μsec
T
A
- Ambient Temperature (ºC)
Peak Value
I PPM
t
50
0.00001
1.0
d
-Pulse Width (sec.)
75
t-Time (ms)
Half Value
I PPM
2.0
100
( )
I PPM
2
10/1000μsec. Waveform
as defined by R.E.A
T J =25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of I PPM
0.0001
(T
A
=25°C unless otherwise noted)
125
Transient Voltage Suppression Diodes
Surface Mount – 400W > SMAJ series
3.0
150
0.001
175
4.0
Revision: January 09, 2009
9
Figure 2 - Pulse Derating Curve
Figure 4 - Typical Junction Capacitance
Figure 6 - Maximum Non-Repetitive Forward Surge
10000
1000
100
Current Uni-Directional Only
100
80
60
40
20
45
40
35
30
25
20
15
10
0
10
5
0
1
1.0
1
0
Tj=25ºC
f=1.0MHz
Vsig=50mVp-p
Uni-directional @VR
25
V
BR
Number of Cycles at 60 Hz
- Reverse Breakdown Voltage (V)
T
A
50
-Ambient temperature (ºC)
10.0
Bi-directional @VR
75
10
Bi-directional V=0V
100
100.0
125
Uni-directional V=0V
150
1000.0
100
175
SMAJ Series

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