Transient
Voltage
Suppressors
SMBJ Series
Circuit Protection
System
Revision:DEC-16
Please refer to
http://www.ruilon.com.cn
for current information.
Transient Voltage Suppressors - SMBJ Series
Features
• Very fast response time
• Halogen free and RoHS compliant
• Low incremental surge resistance
• Optimized for LAN protection applications
• Matte tin lead–free Plated
• Halogen ree and RoHS compliant
• Typical I
R
less than 1µA above 12V
• For surface mounted applications to optimize board space
• ESD protection of data lines in accordance with IEC 61000-4-2 (IEC801-2)
• EFT protection of data lines in accordance with IEC 61000-4-4 (IEC801-4)
• 600W peak pulse power capability with at 10/1000μs waveform,repetition
rate (duty cycle): 0.01%
• High temperature soldering : 260°C/ 40 seconds at terminals
UNI
Cathode
BI
Anode
BI
UNI
Description
The SMBJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning
and other transient voltage events.
Mechanical Characteristics
Rating
Peak Pulse Power Dissipation at TA=25ºC by 10/1000µs
Waveform (Fig.2)(Note 1), (Note 2)
Power Dissipation on Infinite Heat Sink at TA=50°C
Peak Forward Surge Current, 8.3ms Single Half Sine Wave
(Note 3)
Maximum Instantaneous Forward Voltage at 25A for
Unidirectional Only (Note 4)
Operating junction and Storage Temperature Range.
Typical Thermal Resistance Junction to Lead
Typical Thermal Resistance Junction to Ambient
Symbol
P
PPM
P
D
I
FSM
V
F
T
J
,
T
STG
R
θJL
R
θJL
Value
600
5.0
100
3.5/5.0
-55°C to 150°C
20
100
Units
Watts
Watts
A
V
°C
°C/W
°C/W
Notes:
1. Non-repetitive current pulse, per Fig.4 and derated above TA=25ºC per Fig. 3.
2. Mounted on 5.0x5.0mm copper pad to each terminal.
3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum.
4. VF< 3.5V for single die parts and VF< 5.0V for stacked-die parts
Circuit Protection
System
Revision:DEC-16
Please refer to
http://www.ruilon.com.cn
for current information.
Page:1
Transient Voltage Suppressors - SMBJ Series
Electriacl Characteristics
Type Number
UNI
SMBJ5.0A
SMBJ6.0A
SMBJ6.5A
SMBJ7.0A
SMBJ7.5A
SMBJ8.0A
SMBJ8.5A
SMBJ9.0A
SMBJ10A
SMBJ11A
SMBJ12A
SMBJ13A
SMBJ14A
SMBJ15A
SMBJ16A
SMBJ17A
SMBJ18A
SMBJ20A
SMBJ22A
SMBJ24A
SMBJ26A
SMBJ28A
SMBJ30A
SMBJ33A
SMBJ36A
SMBJ40A
SMBJ43A
SMBJ45A
SMBJ48A
SMBJ51A
SMBJ54A
SMBJ58A
SMBJ60A
SMBJ64A
SMBJ70A
SMBJ75A
SMBJ78A
SMBJ85A
SMBJ90A
SMBJ100A
SMBJ110A
SMBJ120A
SMBJ130A
SMBJ150A
SMBJ160A
SMBJ170A
SMBJ180A
SMBJ190A
SMBJ200A
SMBJ210A
SMBJ220A
BI
SMBJ5.0CA
SMBJ6.0CA
SMBJ6.5CA
SMBJ7.0CA
SMBJ7.5CA
SMBJ8.0CA
SMBJ8.5CA
SMBJ9.0CA
SMBJ10CA
SMBJ11CA
SMBJ12CA
SMBJ13CA
SMBJ14CA
SMBJ15CA
SMBJ16CA
SMBJ17CA
SMBJ18CA
SMBJ20CA
SMBJ22CA
SMBJ24CA
SMBJ26CA
SMBJ28CA
SMBJ30CA
SMBJ33CA
SMBJ36CA
SMBJ40CA
SMBJ43CA
SMBJ45CA
SMBJ48CA
SMBJ51CA
SMBJ54CA
SMBJ58CA
SMBJ60CA
SMBJ64CA
SMBJ70CA
SMBJ75CA
SMBJ78CA
SMBJ85CA
SMBJ90CA
SMBJ100CA
SMBJ110CA
SMBJ120CA
SMBJ130CA
SMBJ150CA
SMBJ160CA
SMBJ170CA
SMBJ180CA
SMBJ190CA
SMBJ200CA
SMBJ210CA
SMBJ220CA
Device Marking
Code
UNI
KE
KG
KK
KM
KP
KR
KT
KV
KX
KZ
LE
LG
LK
LM
LP
LR
LT
LV
LX
LZ
ME
MG
MK
MM
MP
MR
MT
MV
MX
MZ
NE
NG
NK
NM
NP
NR
NT
NV
NX
NZ
PE
PG
PK
PM
PP
PR
PT
PV
PX
PZ
QE
BI
AE
AG
AK
AM
AP
AR
AT
AV
AX
AZ
BE
BG
BK
BM
BP
BR
BT
BV
BX
BZ
CE
CG
CK
CM
CP
CR
CT
CV
CX
CZ
DE
DG
DK
DM
DP
DR
DT
DV
DX
DZ
EE
EG
EK
EM
EP
ER
ET
EV
EX
EZ
FE
Reverse
Stand-Off
Voltage
V
RWM
(V)
5.0
6.0
6.5
7.0
7.5
8.0
8.5
9.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
20.0
22.0
24.0
26.0
28.0
30.0
33.0
36.0
40.0
43.0
45.0
48.0
51.0
54.0
58.0
60.0
64.0
70.0
75.0
78.0
85.0
90.0
100.0
110.0
120.0
130.0
150.0
160.0
170.0
180.0
190.0
200.0
210.0
220.0
Breakdown
Voltage@I
T
V
BR MIN.
(V) V
BR MAX.
(V)
6.40
6.67
7.22
7.78
8.33
8.89
9.44
10.00
11.10
12.20
13.30
14.40
15.60
16.70
17.80
18.90
20.00
22.20
24.40
26.70
28.90
31.10
33.30
36.70
40.00
44.40
47.80
50.00
53.30
56.70
60.00
64.40
66.70
71.10
77.80
83.30
86.70
94.40
100.00
111.00
122.00
133.00
144.00
167.00
178.00
189.00
201.00
209.00
220.00
231.00
242.00
7.25
7.67
8.30
8.95
9.58
10.23
10.82
11.50
12.80
14.00
15.30
16.50
17.90
19.20
20.50
21.70
23.30
25.50
28.00
30.70
33.20
35.80
38.30
42.20
46.00
51.10
54.90
57.50
61.30
65.20
69.00
74.10
76.70
81.80
89.50
95.80
99.70
108.20
115.50
128.00
140.50
153.00
165.50
192.60
197.00
209.00
222.00
243.20
247.00
268.80
281.60
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
Maximum
Peak Pulse
Clamping
Current
Voltage@I
PP
VC(V)
9.2
10.3
11.2
12.0
12.9
13.6
14.4
15.4
17.0
18.2
19.9
21.5
23.2
24.4
26.0
27.6
29.2
32.4
35.5
38.9
42.1
45.4
48.4
53.3
58.1
64.5
69.4
72.7
77.4
82.4
87.1
93.6
96.8
103.0
113.0
121.0
126.0
137.0
146.0
162.0
177.0
193.0
209.0
243.0
259.0
275.0
292.0
308.0
324.0
340.0
356.0
I
PP
(A)
65.3
58.3
53.6
50.0
46.6
44.1
41.7
39.0
35.3
33.0
30.2
27.9
25.8
24.6
23.1
21.7
20.5
18.5
16.9
15.2
14.2
13.2
12.4
11.3
10.3
9.3
8.6
8.3
7.7
7.3
6.9
6.4
6.2
5.8
5.3
4.9
4.7
4.4
4.1
3.7
3.4
3.1
2.9
2.5
2.3
2.2
2.1
2.0
1.9
1.8
1.7
Reverse
Leakage
@V
RWM
I
R
(µA)
800
800
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
Circuit Protection
System
Revision:DEC-16
Please refer to
http://www.ruilon.com.cn
for current information.
Page:2
Transient Voltage Suppressors - SMBJ Series
Electriacl Characteristics
Type Number
UNI
SMBJ250A
SMBJ300A
SMBJ350A
SMBJ400A
SMBJ440A
BI
SMBJ250CA
SMBJ300CA
SMBJ350CA
SMBJ400CA
SMBJ440CA
Device Marking
Code
UNI
QG
QK
QM
QP
QR
BI
FG
FK
FM
FP
FR
Reverse
Stand-Off
Voltage
V
RWM
(V)
250.0
300.0
350.0
400.0
440.0
Breakdown
Voltage@I
T
V
BR MIN.
(V) V
BR MAX.
(V)
279.0
309.0
335.0
371.0
391.0
432.0
447.0
494.0
492.0
543.0
Test
Current
I
T
(mA)
1
1
1
1
1
Maximum
Peak Pulse
Clamping
Current
Voltage@I
PP
VC(V)
I
PP
(A)
405.0
1.5
486.0
1.3
567.0
1.1
648.0
0.9
713.0
0.9
Reverse
Leakage
@V
RWM
I
R
(µA)
1
1
1
1
1
For bidirectional type having VR of 10 volts and less, the IR limit is double.
I-V
I-V Curve Characteristics
Curve Characteristics
Uni-directional
I
Bi-directional
pp
II
pp
Vc V
BR
V
R
Vc V
BR
V
R
R
V
F
II
R
V
F
T
II
T
V
V
Vc V
BR
V
R
Vc V
BR
V
R
T
II
T
R
II
R
R
II
R
T
II
T
V
R
V
BR
Vc
V
R
V
BR
Vc
V
V
pp
II
pp
pp
II
pp
P
PPM
Peak Pulse Power Dissipation
-- Max power
-- Max power dissipation
PPM
P
PPM
Peak Pulse Power Dissipation
dissipation
V
RR
Stand-off Voltage
-- Maximum voltage that can be applied
be
the TVS without operation
V
R
Stand-off Voltage
-- Maximum voltage that can
to
applied to the TVS without operation
V
BR
BR
Breakdown Voltage
-- Maximum voltage
though the TVS at a specified test current (I
TT
)
BR
V
Breakdown Voltage
-- Maximum voltage that flows
that flows though the TVS at a specified test current (I
T
)
V
CC
C
Clamping Voltage
-- Peak voltage measured across the suppressor at
TVS at a specified Ippm (peak impulse current)
V Clamping Voltage
-- Peak voltage measured across the
a specified Ippm (peak impulse current)
I
RR
R
Reverse Leakage Current
-- Current measured
measured at V
R
I Reverse Leakage Current
-- Current
at V
RR
V
FF
F
Forward Voltage Drop
Drop for Uni-directional
V Forward Voltage
for Uni-directional
Ratings and Characteristic Curves
(T
A
=25°C unless otherwise noted)
(T
A
=25°C unless otherwise noted)
Figure 1 - TVS Transients Clamping Waveform
Voltage Transients
Voltage Transients
Figure 2 - Peak Pulse Power Rating
1000
1000
P
PPM
-Peak Pulse Power (kW)
PPM
Voltage Across TVS
Voltage Across TVS
Voltage or Current
100
100
Current Through TVS
Current Through TVS
10
10
1
1
0.1
0.1
0.000001
0.000001
Time
Time
0.00001
0.00001
0.0001
0.0001
0.001
0.001
-Pulse Width (Sec.)
tt
d
-Pulse Width (Sec.)
d
Circuit Protection
System
Revision:DEC-16
Please refer to
http://www.ruilon.com.cn
for current information.
Page:3
P6KE Series
P6KE Series
Transient Voltage Suppressors - SMBJ Series
Ratings and Characteristic Curves
(TA=25°C unless otherwise noted)
Figure 3 - Pulse Derating Curve
100
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage
%
80
60
40
20
0
Figure 4 - Pulse Waveform
150
I
PPM
- Peak Pulse Cur rent, % I
RSM
tr=10µsec
Peak Value
IPPM
T J =25°C
Pulse
Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
100
Half Value
IPPM
IPPM
2
( )
10/1000µsec. Waveform
as defined by R.E.A
50
0
25
50
75
100
125
150
175
0
td
T
A
-Ambient temperature (ºC)
0
1.0
2.0
t-Time (ms)
3.0
4.0
Figure 5 - Typical Junction Capacitance
10000
Bi-directional V=0V
Figure 6 - Steady State Power Dissipation Derating Curve
6
P
M(AV)
, Steady State Power Dissipation
(W)
5
4
3
2
1
0
1000
Cj (pF)
Uni-directional @V
R
Uni-directional V=0V
100
Bi-directional @V
R
10
Tj=25C
f=1.0MHz
Vsig=50mVp-p
1
1.0
10.0
100.0
V
BR
- Reverse Breakdown
Voltage
(V)
1000.0
0
25
50
75
100
125
150
175
T
A
-
Ambient
Temperature (ºC)
Figure 7 - Maximum Non-Repetitive Peak Forward
Surge Current Uni-Directional Only
120
I
FSM
- Peak Forward Surge Current (A)
100
80
60
40
20
0
1
10
Number of Cycles at 60 Hz
100
Circuit Protection
System
Revision:DEC-16
Please refer to
http://www.ruilon.com.cn
for current information.
Page:4
嵌入式系统
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
