SMBJ Series
TRANSIENT VOLTAGE SUPPRESSOR
FEATURE
Plastic package.
Glass passivated chip junction in SMB Package
Excellent clamping capability.
Low zener impedance.
600W peak pulse power capability on 10/1000μs waveform.
Typical IR less than 1μA above 13V.
Fast response time: typically less than 1.0ps from 0 Volts to BV min.
High temperature soldering guaranteed: 265℃/10 seconds
MECHANICAL DATE
Case: JEDEC SMB Molded Plastic.
Terminals: Axial leads, solderable per MIL-STD-750, Method 2026.
Polarity: Color band denoted cathode except bidirectional.
Mounting Position: Any.
MAXIMUM RATINGS AND CHRACTERISTICS
Ratings at 25ć ambient temperature unless otherwise specified.
RATING
SYMBOL
VALUE
UNITS
Peak Pulse Power Dissipation on 10/1000us waveform
(Note1, Fig.1).
PPPM
Minimum 600
Watts
Peak Pulse Current of on 10/1000us waveform.(Note1,Fig.3)
IPPM
See Table
Amps
Steady State Power Dissipation at TL =75℃,Lead lengths.375",
(9.5mm) (Fig.5).
PM(AV)
5.0
Watts
Peak Forward Surge Current,8.3ms Single Half Sine-Wave
Superimposed on Rated Load, (JEDEC Method) (Note 2,Fig.6).
IFSM
100
Amps
TJ , TSTG
-55 to +150
℃
Operating junction and Storage Temperature Range.
Notes:
1. Non-repetitive current pulse, per Fig. 3 and derated above TA = 25℃ per Fig. 2.
2. 8.3ms single half sine-wave, or equivalent square wave, Duty cycle = 4 pulses per
minutes maximum.
1/4
SMBJ Series
Item
A
B
C
D
E
F
G
H
I
J
K
L
Millimeters
Min.
Max.
1.95
2.2
4.06
4.57
3.3
3.94
2.13
2.44
0.76
1.52
0.203
5.21
5.59
0.152
0.305
2.26
2.16
2.74
2.16
-
Inches
Min.
Max.
0.077
0.086
0.16
0.18
0.13
0.155
0.084
0.096
0.03
0.06
0.008
0.205
0.22
0.006
0.012
0.089
0.085
0.107
0.085
-
ELECTRICAL CHARACTERISTICS
Part Number
Marking
Reverse
Breakdown
Breakdown
Reverse
Test
Peak
Maximum
Stand-Off
Voltage
Voltage
Leakage
Current
Pulse
Voltage
NIN.@IT
MAX.@IT
@VRWM
Current
Clamping
Voltage
@IPP
VR(V)
BI
UNT
BI
VBL(V)
VBH(V)
IR(uA)
IT(mA)
IPP(A)
VCH(V)
SMBJ5.0A
SMBJ5.0CA
KE
AE
5.0
6.40
7.00
800
10
65.3
9.2
SMBJ6.0A
SMBJ6.0CA
KG
AG
6.0
6.67
7.37
800
10
58.3
10.3
SMBJ6.5A
SMBJ6.5CA
KK
AK
6.5
7.22
7.98
500
10
53.6
11.2
SMBJ7.0A
SMBJ7.0CA
KM
AM
7.0
7.78
8.60
200
10
50.0
12.0
SMBJ7.5A
SMBJ7.5CA
KP
AP
7.5
8.33
9.21
100
1
46.6
12.9
SMBJ8.0A
SMBJ8.0CA
KR
AR
8.0
8.89
9.83
50
1
44.2
13.6
SMBJ8.5A
SMBJ8.5CA
KT
AT
8.5
9.44
10.40
20
1
41.7
14.4
SMBJ9.0A
SMBJ9.0CA
KV
AV
9.0
10.00
11.10
10
1
39.0
15.4
SMBJ10A
SMBJ10CA
KX
AX
10
11.10
12.30
5
1
35.3
17.0
SMBJ11A
SMBJ11CA
KZ
AZ
11
12.20
13.50
1
1
33.0
18.2
SMBJ12A
SMBJ12CA
LE
BE
12
13.30
14.70
1
1
30.2
19.9
SMBJ13A
SMBJ13CA
LG
BG
13
14.40
15.90
1
1
28.0
21.5
UNT
2/4
SMBJ Series
Part Number
UNT
BI
Reverse
Breakdown
Breakdown
Reverse
Test
Peak
Maximum
Stand-Off
Voltage
Voltage
Leakage
Current
Pulse
Voltage
NIN.@IT
MAX.@IT
@VRWM
Current
Clamping
Voltage
@IPP
BI
VR(V)
VBL(V)
VBH(V)
IR(uA)
IT(mA)
IPP(A)
VCH(V)
Marking
UNT
SMBJ14A
SMBJ14CA
LK
BK
14
15.60
17.20
1
25.9
23.2
SMBJ15A
SMBJ15CA
LM
BM
15
16.70
18.50
1
1
24.6
24.4
SMBJ16A
SMBJ16CA
LP
BP
16
17.80
19.70
1
1
23.1
26.0
SMBJ17A
SMBJ17CA
LR
BR
17
18.90
20.90
1
1
21.8
27.6
SMBJ18A
SMBJ18CA
LT
BT
18
20.00
22.10
1
1
20.6
29.2
SMBJ20A
SMBJ20CA
LV
BV
20
22.20
24.50
1
1
18.6
32.4
SMBJ22A
SMBJ22CA
LX
BX
22
24.40
26.90
1
1
16.9
35.5
SMBJ24A
SMBJ24CA
LZ
BZ
24
26.70
29.50
1
1
15.5
38.9
SMBJ26A
SMBJ26CA
ME
CE
26
28.90
31.90
1
1
14.3
42.1
SMBJ28A
SMBJ28CA
MG
CG
28
31.10
34.40
1
1
13.3
45.4
SMBJ30A
SMBJ30CA
MK
CK
30
33.30
36.80
1
1
12.4
48.4
SMBJ33A
SMBJ33CA
MM
CM
33
36.70
40.60
1
1
11.3
53.3
SMBJ36A
SMBJ36CA
MP
CP
36
40.00
44.20
1
1
10.4
58.1
SMBJ40A
SMBJ40CA
MR
CR
40
44.40
49.10
1
1
9.3
64.5
SMBJ43A
SMBJ43CA
MT
CT
43
47.80
52.80
1
1
8.7
69.4
SMBJ45A
SMBJ45CA
MV
CV
45
50.00
55.30
1
1
8.3
72.7
SMBJ48A
SMBJ48CA
MX
CX
48
53.30
58.90
1
1
7.8
77.4
SMBJ51A
SMBJ51CA
MZ
CZ
51
56.70
62.70
1
1
7.3
82.4
SMBJ54A
SMBJ54CA
NE
DE
54
60.00
66.30
1
1
6.9
87.1
SMBJ58A
SMBJ58CA
NG
DG
58
64.40
71.20
1
1
6.5
93.6
SMBJ60A
SMBJ60CA
NK
DK
60
66.70
73.70
1
1
6.2
96.8
SMBJ64A
SMBJ64CA
NM
DM
64
71.10
78.60
1
1
5.9
103
SMBJ70A
SMBJ70CA
NP
DP
70
77.80
86.00
1
1
5.3
113
SMBJ75A
SMBJ75CA
NR
DR
75
83.30
92.10
1
1
5.0
121
SMBJ78A
SMBJ78CA
NT
DT
78
86.70
95.80
1
1
4.8
126
SMBJ85A
SMBJ85CA
NV
DV
85
94.4
104.0
1
1
4.4
137
SMBJ90A
SMBJ90CA
NX
DX
90
100.0
111.0
1
1
4.1
146
SMBJ100A
SMBJ100CA
NZ
DZ
100
111.0
123.0
1
1
3.7
162
SMBJ110A
SMBJ110CA
PE
EE
110
122.0
135.0
1
1
3.4
177
SMBJ120A
SMBJ120CA
PG
EG
120
133.0
147.0
1
1
3.1
193
SMBJ130A
SMBJ130CA
PK
EK
130
144.0
159.0
1
1
2.9
209
SMBJ150A
SMBJ150CA
PM
EM
150
167.0
185.0
1
1
2.5
243
SMBJ160A
SMBJ160CA
PP
EP
160
178.0
197.0
1
1
2.3
259
SMBJ170A
SMBJ170CA
PR
ER
170
189.0
209.0
1
1
2.2
275
SMBJ180A
SMBJ180CA
PT
ET
180
201.0
222.0
1
1
2.1
292
SMBJ190A
SMBJ190CA
PA
EC
190
209.0
243.0
1
1
2.0
308
SMBJ200A
SMBJ200CA
PV
EV
200
224.0
247.0
1
1
1.9
324
SMBJ220A
SMBJ220CA
PX
EX
220
246.0
272.0
1
1
1.7
356
SMBJ250A
SMBJ250CA
PZ
EZ
250
279.0
309.0
1
1
1.5
405
SMBJ300A
SMBJ300CA
QE
FE
300
335.0
371.0
1
1
1.3
486
SMBJ350A
SMBJ350CA
QG
FG
350
391.0
432.0
1
1
1.1
567
SMBJ400A
SMBJ400CA
QK
FK
400
447.0
494.0
1
1
0.9
648
SMBJ440A
SMBJ440CA
QM
FM
440
492.0
543.0
1
1
0.9
713
Notes: For bidirectional type having VRWM of 10 volts and less, the IR limit is double
3/4
SMBJ Series
RATINGS AND CHARACTERISTIC CURVES (TA=25℃ unless otherwise noted)
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
Figure 3 - Pulse Waveform
Figure 4 - Typical Junction Capacitance
Uni-Directional
Figure 5 - Steady State Power Dissipation
Derating Curve
Figure 6 - Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
4/4
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