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ELECTRONICS
Transient
Voltage
Suppressors
SMBJ Series
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to http://www.ruilon.com.cn for current information.

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Transient Voltage Suppressors - SMBJ Series
Features
• Low profile package
• Very fast response time
• Halogen free and RoHS compliant
• Low incremental surge resistance
• Typical IR less than 1µA above 12V
• For surface mounted applications to optimize board space
• Compatible with industrial standard package DO-214AA
• 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
BI Anode
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
Symbol
Peak Pulse Power Dissipation at TA=25ºC by 10/1000µs
Waveform (Fig.2)(Note 1), (Note 2)
PPPM
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)
PD
IFSM
VF
Operating junction and Storage Temperature Range.
TJ,TSTG
Typical Thermal Resistance Junction to Lead
RuJL
Typical Thermal Resistance Junction to Ambient
RuJA
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.
4. VF< 3.5V for VBR ≤ 200V and VF< 6.5V for VBR ≥ 201V
Value
600
5.0
100
3.5/5.0
-55°C to 150°C
20
100
Units
Watts
Watts
Amps
V
°C
°C/W
°C/W
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to http://www.ruilon.com.cn for current information. Page:1

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ElectriacTl CrahanrsacietenritsVticosltage Suppressors - SMBJ Series
Type Number
UNI BI
Device Marking
Code
UNI BI
Reverse
Stand-Off
Voltage
VR(V)
Breakdown
Voltage@IT
VBR MIN.(V)
(V)
Test
Current
IT(mA)
Maximum
Clamping
Voltage@IPP
Peak Pulse
Current
VC(V)
IPP(A)
SMBJ3.3A SMBJ3.3CA KC AC
3.3
4.00 6.00
1
7.3 50.0
SMBJ5.0A SMBJ5.0CA KE AE
5.0
6.40 7.25
10
9.2 65.2
SMBJ6.0A SMBJ6.0CA KG AG
6.0
6.67 7.67
10
10.3 58.3
SMBJ6.5A SMBJ6.5CA KK AK
6.5
7.22 8.30
10
11.2 53.6
SMBJ7.0A
SMBJ7.0CA
KM AM
7.0
7.78 8.95
10
12.0 50.0
SMBJ7.5A SMBJ7.5CA KP AP
7.5
8.33 9.58
1
12.9 46.6
SMBJ8.0A SMBJ8.0CA KR AR
8.0
8.89 10.23
1
13.6 44.1
SMBJ8.5A SMBJ8.5CA KT AT
SMBJ9.0A SMBJ9.0CA KV AV
SMBJ10A SMBJ10CA KX AX
SMBJ11A
SMBJ11CA
KZ AZ
SMBJ12A SMBJ12CA LE BE
SMBJ13A
SMBJ13CA
LG BG
SMBJ14A SMBJ14CA LK BK
8.5
9.0
10.0
11.0
12.0
13.0
14.0
9.44
10.00
11.10
12.20
13.30
14.40
15.60
10.82
11.50
12.80
14.00
15.30
16.50
17.90
1
1
1
1
1
1
1
14.4 41.7
15.4 39.0
17.0 35.3
18.2 33.0
19.9 30.2
21.5 27.9
23.2 25.8
SMBJ15A
SMBJ15CA
LM BM
15.0
16.70
19.20
1
24.4 24.6
SMBJ16A SMBJ16CA LP BP
16.0
17.80
20.50
1
26.0 23.1
SMBJ17A SMBJ17CA LR BR
17.0
18.90
21.70
1
27.6 21.7
SMBJ18A
SMBJ20A
SMBJ22A
SMBJ24A
SMBJ26A
SMBJ28A
SMBJ18CA
SMBJ20CA
SMBJ22CA
SMBJ24CA
SMBJ26CA
SMBJ28CA
LT BT
LV BV
LX BX
LZ BZ
ME CE
MG CG
18.0
20.0
22.0
24.0
26.0
28.0
20.00
22.20
24.40
26.70
28.90
31.10
23.30
25.50
28.00
30.70
33.20
35.80
1
1
1
1
1
1
29.2 20.5
32.4 18.5
35.5 16.9
38.9 15.2
42.1 14.2
45.4 13.2
SMBJ30A
SMBJ30CA
MK CK
30.0
33.30
38.30
1
48.4 12.4
SMBJ33A
SMBJ33CA
MM CM
33.0
36.70
42.20
1
53.3 11.3
SMBJ36A
SMBJ36CA MP CP
36.0
40.00
46.00
1
58.1 10.3
SMBJ40A
SMBJ43A
SMBJ45A
SMBJ48A
SMBJ51A
SMBJ54A
SMBJ40CA MR CR
SMBJ43CA MT CT
SMBJ45CA MV CV
SMBJ48CA MX CX
SMBJ51CA MZ CZ
SMBJ54CA NE DE
40.0
43.0
45.0
48.0
51.0
54.0
44.40
47.80
50.00
53.30
56.70
60.00
51.10
54.90
57.50
61.30
65.20
69.00
1
1
1
1
1
1
64.5 9.3
69.4 8.6
72.7 8.3
77.4 7.7
82.4 7.3
87.1 6.9
SMBJ58A
SMBJ58CA
NG DG
58.0
64.40
74.10
1
93.6 6.4
SMBJ60A
SMBJ60CA
NK DK
60.0
66.70
76.70
1
96.8 6.2
SMBJ64A
SMBJ64CA
NM DM
64.0
71.10
81.80
1
103.0
5.8
SMBJ70A
SMBJ70CA
NP DP
70.0
77.80
89.50
1
113.0
5.3
SMBJ75A
SMBJ75CA
NR DR
75.0
83.30
95.80
1
121.0
4.9
SMBJ78A
SMBJ78CA
NT DT
78.0
86.70
99.70
1
126.0
4.7
SMBJ85A
SMBJ85CA
NV DV
85.0
94.40
108.20
1
137.0
4.4
SMBJ90A
SMBJ90CA
NX DX
SMBJ100A
SMBJ100CA
NZ
DZ
SMBJ110A
SMBJ110CA
PE
EE
SMBJ120A
SMBJ120CA
PG
EG
SMBJ130A
SMBJ130CA
PK
EK
SMBJ150A SMBJ150CA PM EM
90.0
100.0
110.0
120.0
130.0
150.0
100.00
111.00
122.00
133.00
144.00
167.00
115.50
128.00
140.50
153.00
165.50
192.60
1
1
1
1
1
1
146.0
162.0
177.0
193.0
209.0
243.0
4.1
3.7
3.4
3.1
2.9
2.5
SMBJ160A
SMBJ160CA
PP
EP
160.0
178.00
197.00
1
259.0
2.3
SMBJ170A
SMBJ170CA
PR
ER
170.0
189.00
209.00
1
275.0
2.2
SMBJ180A
SMBJ180CA
PT
ET
180.0
201.00
222.00
1
292.0
2.1
SMBJ190A
SMBJ190CA
PV
EV
SMBJ200A
SMBJ200CA
PX
EX
SMBJ210A
SMBJ210CA
PZ
EZ
SMBJ220A
SMBJ220CA
QE
FE
SMBJ250A
SMBJ250CA
QG
FG
SMBJ300A
SMBJ300CA
QK
FK
190.0
200.0
210.0
220.0
250.0
300.0
209.00
220.00
231.00
242.00
279.00
335.00
243.20
247.00
268.80
281.60
309.00
371.00
1
1
1
1
1
1
308.0
324.0
340.0
356.0
405.0
486.0
2.0
1.9
1.8
1.7
1.5
1.3
For bidirectional type having VR of 10 volts and less, the IR limit is double.
Reverse
Leakage
@VR
IR(µA)
200
800
800
500
200
100
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
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to http://www.ruilon.com.cn for current information. Page:2

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Transient Voltage Suppressors - SMBJ Series
Ratings and Characteristic Curves (TA=25°C unless otherwise noted)
Figure 3 - Pulse Derating Curve
Figure 4 - PulseWaveform
100
80
60
40
20
0
0
25 50 75 100 125 150
TA-Ambient temperature (ºC)
175
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
0
0
td
1.0
2.0
t-Time (ms)
3.0
4.0
Figure 5 -Typical Junction Capacitance
10000
1000
100
Bi-directional V=0V
Uni-directional @VR
Uni-directional V=0V
Bi-directional @VR
10
Tj=25C
f =1.0MHz
Vsig=50mVp-p
1
1.0 10.0 100.0
VBR - Reverse Breakdown Voltage (V)
1000.0
Figure 6 - Steady State Power Dissipation Derating Curve
6
5
4
3
2
1
0
0
25 50 75 100 125 150
TA - Ambient Temperature (ºC)
175
Figure 7 - Maximum Non-Repetitive Peak Forward
Surge Current Uni-Directional Only
120
100
80
60
40
20
0
1 10
Number of Cycles at 60 Hz
100
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to http://www.ruilon.com.cn for current information. Page:3

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Transient Voltage Suppressors - SMBJ Series
SoSlodldeerrinignPgaraPmaetrearsmeters
Reflow Condition
Lead–freeassembly
- Temperature Min (Ts(min))
Pre Heat - Temperature Max (Ts(max))
- Time (min to max) (ts)
Average ramp up rate (Liquidus Temp (TL)
to peak
TS(max) to TL - Ramp-up Rate
- Temperature (TL) (Liquidus)
- Time (min to max) (ts)
Peak Temperature (TP)
Time within 5°C of actual peak
Temperature (tp)
Ramp-down Rate
Time 25°C to peak Temperature (TP )
Do not exceed
150°C
200°C
60–180 secs
3°C/second max
3°C/second max
217°C
60–150 seconds
260 +0/-5 °C
20–40 seconds
6°C/second max
8 minutes Max.
280°C
Physical Specifications
Weight
Case
0.003ounce, 0.093 gram
JEDEC DO-214AA Molded Plastic over
glass passivated junction
Polarity
Terminal
Color band denotes cathode except Bipolar
Matte Tin-plated leads, Solderable per
JESD22-B102
Dimensions DO-214AA/SMB
TP
TL
Ts(max)
Ts(min)
25˚C
Ramp-up
tp
tL
Critical Zone
TL to TP
ts
Preheat
Ramp-down
t 25˚C to Peak
Time (t)
Environmental Specifications
HighTemp. Storage
JESD22-A103
HTRB
JESD22-A108
Temperature Cycling
JESD22-A104
MSL
JEDEC-J-STD-020, Level 1
H3TRB
JESD22-A101
RSH JESD22-B106
Inches
Millimeters
DIM
Min Max Min Max
A
0.077
0.086
1.950
2.200
B
0.160
0.180
4.060
4.570
C
0.130
0.155
3.300
3.940
D
0.084
0.096
2.130
2.440
E
0.030
0.060
0.760
1.520
F - 0.008 - 0.203
G
0.205
0.220
5.210
5.590
H
0.006
0.012
0.152
0.305
I 0.089 - 2.260 -
J 0.085 - 2.160 -
K - 0.107 - 2.740
L 0.085 - 2.160 -
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to http://www.ruilon.com.cn for current information. Page:4