Transient Voltage Suppression Diodes
Surface Mount – 1500W > SMCJ series
RoHS
SMCJ Series
Description
Features
applications to optimize
board space
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
resistance
less than 1μA
above 12V
ΔV
Maximum Ratings and Thermal Characteristics
(T
A
=25
O
C unless otherwise noted)
Value
T
A
1500
6.5
Unit
junction
260°C/40 seconds at
terminals
A
=50
O
C
I
V
T, T
Applications
200
A
V
°C
15
TVS devices are ideal for the protection of I/O Interfaces,
V
CC
bus and other vulnerable circuits used in Telecom,
Computer, Industrial and Consumer electronic applications.
to Ambient
Notes:
A
75
= 25
O
4. V
<
_
_
200V and V <5.0V for V
BR
>
201V.
_
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SMCJ.html for current information.
Revision: November 13, 2009
SMCJ Series
SMCJ Series
Surface Mount – 1500W > SMCJ series
Transient Voltage Suppression Diodes
Electrical Characteristics
Part
Number
(Uni)
Part
Number
(Bi)
Reverse
Stand off
Voltage
V
R
(Volts)
5.0
6.0
6.5
7
.0
7
.5
Marking
UNI
BI
Breakdown
Voltage V
BR
(Volts) @ I
T
MIN
6.40
6.67
7
.22
MAX
7
.00
Test
Current
I
T
(mA)
10
10
10
10
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Maximum Maximum Maximum
Agency
Peak
Reverse
Clamping
Approval
Pulse
Leakage I
R
Voltage V
C
@ I
pp
Current I
pp
@ V
R
(V)
(A)
(μA)
145.7
11.2
12.0
125.0
500
200
100
50
20
10
5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
10.0
11.0
12.0
14.0
15.0
16.0
17
.0
20.0
22.0
24.0
26.0
10.00
11.10
12.20
14.40
15.60
16.70
10.40
11.10
14.4
15.4
17
.0
104.2
14.70
17
.20
75.4
21.5
24.4
26.0
27
.6
64.7
61.5
57
.7
54.4
51.4
20.00
22.20
24.40
26.70
22.10
24.50
42.1
45.4
40.0
45.0
51.0
54.0
60.0
64.0
70.0
75.0
40.00
44.40
50.00
56.70
60.00
64.40
66.70
71.10
40.60
44.20
64.5
72.7
77
.4
21.7
20.6
62.70
71.20
16.1
15.5
14.6
121.0
126.0
146.0
162.0
177
.0
7
.2
6.2
275.0
5.5
5.1
4.6
4.2
12.4
11.0
100.0
110.0
120.0
150.0
160.0
170.0
200.0
220.0
250.0
100.00
111.00
122.00
144.00
167
.00
104.00
111.00
147
.00
201.00
224.00
246.00
222.00
247
.00
272.00
405.0
567
.0
2.6
2.1
400.0
440.0
of 10 volts and less, the I limit is double.
is ± 10% and V
C
SMCJ Series
447
.00
©2009 Littelfuse, Inc.
Revision: November 13, 2009
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SMCJ.html for current information.
Transient Voltage Suppression Diodes
Surface Mount – 1500W > SMCJ series
Ratings and Characteristic Curves
(T =25°C unless otherwise noted)
A
100
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage %
P
PPM
-Peak Pulse Power (kW)
100
80
60
10
40
0.31x0.31" (8.0x8.0mm)
Copper Pad Area
20
1
0.000001
0
0.00001
0.0001
0.001
0
25
50
75
100
125
150
175
t
d
-Pulse Width (sec.)
T
A
-Ambient temperature (ºC)
Figure 3 - Pulse Waveform
150
I
PPM
- Peak Pulse Current, % I
RSM
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
Figure 4 - Typical Junction Capacitance
100000
Bi-directional V=0V
10000
Uni-directional V=0V
100
Half Value
IPPM
IPPM
2
( )
10/1000μsec. Waveform
as defined by R.E.A
Cj (pF)
1000
Uni-directional @V
R
100
Bi-directional @V
R
50
10
td
Tj=25C
f=1.0MHz
Vsig=50mVp-p
0
0
1.0
2.0
t-Time (ms)
3.0
4.0
1
1.0
10.0
100.0
1000.0
V
BR
- Reverse Breakdown Voltage (V)
Figure 5 - Steady State Power Dissipation Derating
Curve
6.5
6
5.5
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
0
25
50
75
100
125
150
T
A
- Ambient Temperature (ºC)
175
Figure 6 - Maximum Non-Repetitive Peak Forward
Surge Current Uni-Directional Only
I
FSM
- Peak Forward Surge Current (A)
200
180
160
140
120
100
80
60
40
20
0
1
10
Number of Cycles at 60 Hz
100
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SMCJ.html for current information.
Revision: November 13, 2009
P
M(AV)
, Steady Sate Power Dissipation
(W)
SMCJ Series
SMCJ Series
Figure 1 - Peak Pulse Power Rating
Figure 2 - Pulse Derating Curve
Surface Mount – 1500W > SMCJ series
Transient Voltage Suppression Diodes
Soldering Parameters
Reflow Condition
T
P
t
p
Ramp-up
Critical Zone
T
L
to T
P
- Temperature Min (T
s(min)
)
Pre Heat
- Temperature Max (T
s(max)
)
- Time (min to max) (t
s
)
Average ramp up rate (Liquidus Temp
(T
L
) to peak
T
S(max)
to T
L
- Ramp-up Rate
Reflow
- Temperature (T
L
) (Liquidus)
- Time (min to max) (t
s
)
150°C
200°C
Temperature (T)
T
L
T
s(max)
t
L
Ramp-down
T
s(min)
t
s
Preheat
217°C
260
°C
25˚C
t 25˚C to Peak
Time (t)
Peak Temperature (T
P
)
Time within 5°C of actual peak
Temperature (t
p
)
Ramp-down Rate
Time 25°C to peak Temperature (T
P
)
Do not exceed
Physical Specifications
Weight
Case
Color band denotes positive end
Environmental Specifications
Temperature Cycle
Pressure Cooker
High Temp. Storage
HTRB
Thermal Shock
Polarity
Terminal
Dimensions
DO-214AB (SMC J-Bend)
Dimensions
Cathode Band
Inches
Min
0.114
0.260
0.220
Max
0.126
Millimeters
Min
Max
A
A
C
C
6.600
0.245
2.060
0.060
0.760
7
.750
7
.110
6.220
2.620
1.520
B
H
D
F
E
J
0.006
I
0.012
0.152
2.400
G
K
L
0.165
4.200
2.400
I
SMCJ Series
Revision: November 13, 2009
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SMCJ.html for current information.
Transient Voltage Suppression Diodes
Surface Mount – 1500W > SMCJ series
Part Numbering System
SMCJ XXX C A
Part Marking System
Cathode Band
5%
VOLTAGE TOLERANCE
BI-DIRECTIONAL
VOLTAGE
SERIES
F
Littelfuse Logo
Marking Code
Packaging
Part number
Component
Package
Quantity
Packaging
Option
Packaging
Specification
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SMCJ.html for current information.
Revision: November 13, 2009
SMCJ Series
SMCJ Series
XXX
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