Glass passivated junction
Low incremental surge resistance, excellent clamping capability
600W peak pulse power capability with a 10/1000us waveform,
repetition rate (duty cycle): 0.01%
Fast response time
High temperature soldering guaranteed:250°C/10seconds at
terminals
Mechanical Data
Case: JEDEC DO-214AA(SMB) molded plastic over passivated junction
Terminals: Solder plated, solderable per MIL-STD-750 Method 2026
Polarity: For unidirectional types the band denotes the cathode,which is positive with respect to
the anode under normal TVS
Notes:
1. Non-repetitive current pulse, per Fig.3 and derated above TA=25°C per Fig.2
2. Mounted on 0.2 x 0.2" (5.0 x 5.0 mm) copper pads to each terminal
3. Mounted on minimum recommended pad layout
DO-214AA(SMB)
Absolute Maximum Ratings (TA=25°C unless otherwise specified)
Features
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1/5
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Weight: 0.003oz., 0.093g
Symbol Unit
PPPM W
IPPM A
IFSM A
RθJA °C/W
RθJL °C/W
TJ°C
TSTG °C
Parameter
Peak Pulse Current With a 10/1000us Waveform1
Peak Pulse Power Dissipation With a 10/1000us
Waveform1,2(see Fig. 1)
Operating Junction Temperature Range
Storage Temperature Range
Value
Minimum 600
See Next Table
100
100
20
-55 to +150
-55 to +150
Peak Forward Surge Current 8.3ms Single Half Sine-wave
Uni-Directional Only2
Typical Thermal Resistance, Junction To Ambient4
Typical Thermal Resistance, Junction To Lead
SMBJx Series
Surface Mount Transient Voltage Suppressors
Peak Pulse Power 600W Stand-off Voltage 5V to 440V
2/5
SMBJx Series
Surface Mount Transient Voltage Suppressors
Peak Pulse Power 600W Stand-off Voltage 5V to 440V
Electrical Characteristics TA=25°C unless otherwise specified,VF=3.5V at IF=50A (uni-directional only)
Min. Max.
V V mA VμA V A
SMBJ5.0A SMBJ5.0CA4KE AE 6.4 7.07 10 5800 9.2 65.2
SMBJ6.0A SMBJ6.0CA KG AG 6.67 7.37 10 6800 10.3 58.3
SMBJ6.5A SMBJ6.5CA KK AK 7.22 7.98 10 6.5 500 11.2 53.6
SMBJ7.0A SMBJ7.0CA KM AM 7.78 8.6 10 7200 12 50
SMBJ7.5A SMBJ7.5CA KP AP 8.33 9.21 17.5 100 12.9 46.5
SMBJ8.0A SMBJ8.0CA KR AR 8.89 9.83 1 8 50 13.6 44.1
SMBJ8.5A SMBJ8.5CA KT AT 9.44 10.4 18.5 20 14.4 41.7
SMBJ9.0A SMBJ9.0CA KV AV 10 11.1 1 9 10 15.4 39
SMBJ10A SMBJ10CA KX AX 11.1 12.3 110 517 35.3
SMBJ11A SMBJ11CA KZ AZ 12.2 13.5 111 518.2 33
SMBJ12A SMBJ12CA LE BE 13.3 14.7 112 519.9 30.2
SMBJ13A SMBJ13CA LG BG 14.4 15.9 113 121.5 27.9
SMBJ14A SMBJ14CA LK BK 15.6 17.2 114 123.2 25.9
SMBJ15A SMBJ15CA LM BM 16.7 18.5 115 124.4 24.6
SMBJ16A SMBJ16CA LP BP 17.8 19.7 116 126 23.1
SMBJ17A SMBJ17CA LR BR 18.9 20.9 117 127.6 21.7
SMBJ18A SMBJ18CA LT BT 20 22.1 118 129.2 20.5
SMBJ20A SMBJ20CA LV BV 22.2 24.5 120 132.4 18.5
SMBJ22A SMBJ22CA LX BX 24.4 26.9 122 135.5 16.9
SMBJ24A SMBJ24CA LZ BZ 26.7 29.5 124 138.9 15.4
SMBJ26A SMBJ26CA ME CE 28.9 31.9 126 142.1 14.3
SMBJ28A SMBJ28CA MG CG 31.1 34.4 128 145.4 13.2
SMBJ30A SMBJ30CA MK CK 33.3 36.8 130 148.4 12.4
SMBJ33A SMBJ33CA MM CM 36.7 40.6 133 153.3 11.3
SMBJ36A SMBJ36CA MP CP 40 44.2 136 158.1 10.3
SMBJ40A SMBJ40CA MR CR 44.4 49.1 140 164.5 9.3
SMBJ43A SMBJ43CA MT CT 47.8 52.8 143 169.4 8.6
Maximum
Peak
Pulse
Current2
IPPM
UNI BI
Part Number
(Uni)
Part Number
(Bi)
Marking Code
Breakdown
Voltage1
Test
Current
Stand-
off
Voltage
Maximum
Clamping
Voltage
Maximum
Reverse
Leakage
Current3
V(BR)1 ITVWM ID@VWM VC@ I PPM
Electrical Characteristics TA=25°C unless otherwise specified,VF=3.5V at IF=50A (uni-directional only)
3/5
Notes: 1. V(BR) measured after IT applied for 300us square wave pulse or equivalent
2. Surge current waveform per Fig. 3 and derate per Fig. 2
3. For bi-directional types having VWM of 10 Volts and less, the ID limit is doubled
4. For the bidirectional SMBJ5.0CA, the maximum V(BR) is 7.25V.
Min. Max.
V V mA VμA V A
SMBJ45A SMBJ45CA MV CV 50 55.3 145 172.7 8.3
SMBJ48A SMBJ48CA MX CX 53.3 58.9 148 177.4 7.8
SMBJ51A SMBJ51CA MZ CZ 56.7 62.7 151 182.4 7.3
SMBJ54A SMBJ54CA NE DE 60 66.3 154 187.1 6.9
SMBJ58A SMBJ58CA NG DG 64.4 71.2 158 193.6 6.4
SMBJ60A SMBJ60CA NK DK 66.7 73.7 160 196.8 6.2
SMBJ64A SMBJ64CA NM DM 71.1 78.6 164 1103 5.8
SMBJ70A SMBJ70CA NP DP 77.8 86 170 1113 5.3
SMBJ75A SMBJ75CA NR DR 83.3 92.1 175 1121 5
SMBJ78A SMBJ78CA NT DT 86.7 95.8 178 1126 4.8
SMBJ85A SMBJ85CA NV DV 94.4 104 185 1137 4.4
SMBJ90A SMBJ90CA NX DX 100 111 190 1146 4.1
SMBJ100A SMBJ100CA NZ DZ 111 123 1100 1162 3.7
SMBJ110A SMBJ110CA PE FE 122 135 1110 1177 3.4
SMBJ120A SMBJ120CA PG FG 133 147 1120 1193 3.1
SMBJ130A SMBJ130CA PK FK 144 159 1130 1209 2.9
SMBJ150A SMBJ150CA PM FM 167 185 1150 1243 2.5
SMBJ160A SMBJ160CA PP FP 178 197 1160 1259 2.3
SMBJ170A SMBJ170CA PR FR 189 209 1170 1275 2.2
SMBJ180A SMBJ180CA PT FT 201 222 1180 1292 2.1
SMBJ200A SMBJ200CA PV FV 224 247 1200 1324 1.9
SMBJ220A SMBJ220CA PX FX 246 272 1220 1356 1.7
SMBJ250A SMBJ250CA PZ FZ 279 309 1250 1405 1.5
SMBJ300A SMBJ300CA QE GE 335 371 1300 1486 1.3
SMBJ350A SMBJ350CA QG GG 391 432 1350 1567 1.1
SMBJ400A SMBJ400CA QK GK 447 494 1400 1648 0.9
SMBJ440A SMBJ440CA QM GM 492 543 1440 1713 0.9
Maximum
Peak
Pulse
Current2
IPPM2
UNI BI
Part Number
(Uni)
Part Number
(Bi)
Marking Code Breakdown
Voltage1
Test
Current
Stand-
off
Voltage
Maximum
Clamping
Voltage
Maximum
Reverse
Leakage
Current3
V(BR)1 ITVWM ID@VWM VC@ I PPM
SMBJx Series
Surface Mount Transient Voltage Suppressors
Peak Pulse Power 600W Stand-off Voltage 5V to 440V
Ratings and Characteristic Curves (TA = 25 °C unless otherwise noted)
Figure 1. Peak Pulse Power Rating Curve Figure 2. Pulse Derating Curve
Figure 3. Pulse Waveform Figure 4. Typical Junction Capacitance
Figure 6. Maximum Non-Repetitive Peak Forward Surge
Current
Figure 5. Typical Transient Thermal Impedance
4/5
SMBJx Series
Surface Mount Transient Voltage Suppressors
Peak Pulse Power 600W Stand-off Voltage 5V to 440V
DO-214AA(SMB)
www.goodarksemi.com Doc.USSMBJxxSD2.1
Apr. 2020
Package Outline Dimensions
5/5
Recommended Pad Layout
on uni-directional only
Min. Max. Min. Max.
A1.99 2.61 0.078 0.103
A1 0.00 0.20 0.000 0.008
B1.93 2.08 0.076 0.082
C0.15 0.31 0.006 0.012
D3.48 3.73 0.137 0.147
E4.25 4.75 0.167 0.187
HE 5.26 5.46 0.207 0.215
L0.90 1.41 0.035 0.056
SMB (DO-214AA)
DIM Millimeters Inches
Min. Max. Min. Max.
J - 2.60 -0.102
K2.20 -0.087 -
M1.80 -0.071 -
DIM Millimeters Inches
SMB Recommended Pad Layout (Reference Only)
SMBJx Series
Surface Mount Transient Voltage Suppressors
Peak Pulse Power 600W Stand-off Voltage 5V to 440V
