SMBJ18CA Littelfuse Inc, SMBJ18CA Datasheet - Page 3
![DIODE TVS 18V 600W BI-DIR SMB](/photos/10/62/106241/159-do-214aa_sml.jpg)
SMBJ18CA
Manufacturer Part Number
SMBJ18CA
Description
DIODE TVS 18V 600W BI-DIR SMB
Manufacturer
Littelfuse Inc
Series
SMBJr
Datasheet
1.4879374.pdf
(5 pages)
Specifications of SMBJ18CA
Package / Case
DO-214AA, SMB
Voltage - Reverse Standoff (typ)
18V
Voltage - Breakdown
20V
Power (watts)
600W
Polarization
Bidirectional
Mounting Type
Surface Mount
Polarity
Bidirectional
Channels
1 Channel
Clamping Voltage
29.2 V
Operating Voltage
18 V
Breakdown Voltage
20 V
Termination Style
SMD/SMT
Peak Surge Current
20.6 A
Peak Pulse Power Dissipation
600 W
Maximum Operating Temperature
+ 150 C
Minimum Operating Temperature
- 65 C
Dimensions
3.94 mm W x 5.59 mm L x 2.44 mm H
Number Of Elements
1
Package Type
SMB
Operating Temperature Classification
Military
Reverse Breakdown Voltage
20V
Reverse Stand-off Voltage
18V
Leakage Current (max)
1uA
Peak Pulse Current
20.6A
Test Current (it)
1mA
Operating Temp Range
-65C to 150C
Mounting
Surface Mount
Pin Count
2
Lead Free Status / RoHS Status
Lead free by exemption / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free by exemption / RoHS Compliant
Other names
SMBJ18CACCTR
SMBJ18CACCTR
SMBJ18CALFTR
SMBJ18CACCTR
SMBJ18CALFTR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SMBJ18CA
Manufacturer:
FAIRCHIL
Quantity:
2 000
Part Number:
SMBJ18CA
Manufacturer:
VISHAY/威世
Quantity:
20 000
Part Number:
SMBJ18CA-13-F
Manufacturer:
SMB
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20 000
Company:
Part Number:
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Manufacturer:
ST
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Company:
Part Number:
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Manufacturer:
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Quantity:
65 820
Part Number:
SMBJ18CA-E3/52
Manufacturer:
VISHAY/威世
Quantity:
20 000
Company:
Part Number:
SMBJ18CA-TP
Manufacturer:
Micro Commercial Co
Quantity:
31 644
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SMBJ.html for current information.
Ratings and Characteristic Curves
Figure 1 - Peak Pulse Power Rating
Figure 3 - Pulse Waveform
Figure 5 - Steady State Power Dissipation Derating Curve
100
0.1
150
100
10
50
1
6
5
4
3
2
1
0
0
0.000001
0
0
0.2x0.2" (5.0x5.0mm)
Copper Pad Area
t d
25
t r =10μsec
T
Peak Value
I PPM
1.0
A
50
- Ambient Temperature (ºC)
0.00001
t
d
-Pulse Width (sec.)
t-Time (ms)
Half Value
I PPM
75
2.0
( )
I PPM
100
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
3.0
Transient Voltage Suppression Diodes
Surface Mount – 600W > SMBJ series
150
0.001
175
4.0
Revision: January 09, 2009
25
Figure 6 - Maximum Non-Repetitive Peak Forward
Figure 2 - Pulse Derating Curve
Figure 4 - Typical Junction Capacitance
10000
1000
100
10
Surge Current Uni-Directional Only
120
100
100
80
60
40
20
1
80
60
40
20
0
1.0
0
1
0
Tj=25C
f=1.0MHz
Vsig=50mVp-p
Uni-directional @V
V
BR
25
- Reverse Breakdown Voltage (V)
T
Number of Cycles at 60 Hz
A
- Ambient Temperature (ºC)
10.0
50
R
Bi-directional @V
75
Bi-directional V=0V
10
100
100.0
R
Uni-directional V=0V
125
150
1000.0
100
175
SMBJ Series