DATA SHEET
TRANSIENT VOLTAGE SUPPRESSORS
AC/DC POWER SUPPLY
SMCJ-AT
series
Product specification– June 30, 2023 V.4
RoHS compliant & Halogen free
Circuit Protection
Product Specification
Transient Voltage Suppressors
2
9
SMCJ-AT
Transient Voltage Suppressors (TVS) Data Sheet
Features
■ For surface mounted applications in order to optimize board space
■ Low profile package
■ Built-in strain relief
■ Glass passivated junction
■ Low inductance
■ Excellent clamping capability
■ 1500W peak pulse power capability at 10/1000μs waveform, repetition rate (duty cycle): 0.01%
■ Fast response time
■ Typical IR less than 1μA above 10V
■ High Temperature soldering: 260℃/10 seconds at terminals
■ Plastic package has underwriters laboratory flammability 94V-0
■ Meets MSL level 1, per J-STD-020
■ Safety certification: UL
■ AEC-Q101 qualified
■ IEC61000-4-2 ESD 30KV Air, 30KV contact compliance
Mechanical Data
■ Case: JEDEC DO-214AB. Molded plastic over glass passivated junction
■ Terminal: Tin plated, solderable per MIL-STD-750, Method 2026
■ Polarity: Color band denotes cathode except bi-directional models
■ Standard Packaging: 16mm tape (EIA STD RS-481)
■ Weight: 0.26g
Applications
■ I/O interface
■ AC/DC power supply
■ Low frequency signal transmission line (RS232, RS485, etc.)
Maximum Ratings and Characteristics
Ratings at 25℃ ambient temperature unless otherwise specified.
Rating
Symbol
Value
Units
Peak pulse power dissipation at 10/1000μs waveform
(Note1, Note2, Fig.1)
PPPM
Minimum 1500
Watts
Peak pulse current of at 10/1000μs waveform (Note 1, Fig.3)
IPPM
See Table
Amps
PM(AV)
6.5
Watts
IFSM
200
Amps
TJ,TSTG
-55 to +150
℃
Typical thermal resistance junction to lead
RθJL
15
℃/W
Typical thermal resistance junction to ambient
RθJA
75
℃/W
Steady state power dissipation at TA=50℃ (Fig.5)
Peak forward surge current, 8.3ms single half sine-wave
superimposed on rated load, (JEDEC Method) (Note3, Fig.6)
Operating junction and Storage Temperature Range.
Notes: 1. Non-repetitive current pulse, per Fig.3 and derated above TA=25℃ per Fig.2.
2. Mounted on 8.0mm×8.0mm copper pads to each terminal.
3. 8.3ms single half sine-wave, or equivalent square wave, duty cycle=4 pulses per minutes maximum.
www.ya geo.com
Jun. 30, 2023 V.4
Circuit Protection
Product Specification
Transient Voltage Suppressors
3
9
SMCJ-AT
Dimensions (SMC/DO-214AB)
Product:
Millimeters
Inches
Symbol
Cathode Band
Min.
Max.
Min.
Max.
L
6.60
7.11
0.260
0.280
D
5.59
6.22
0.220
0.245
D1
2.90
3.20
0.114
0.126
T
7.75
8.13
0.305
0.320
T1
0.76
1.52
0.030
0.060
d
-
0.203
-
0.008
H
2.20
2.80
0.087
0.110
H1
2.06
2.62
0.079
0.103
D1 D
L
H1 H
d
T1
T
3.20mm
Pad:
1.75mm
4.69mm
1.75mm
Electrical Characteristics (TA=25℃)
Part Number
Device
Marking
Code
Reverse
Stand-Off
Voltage
Breakdown
Voltage
@IT
Test
Current
Maximum
Clamping
Voltage@IPP
Peak
Pulse
Current
Reverse
Leakage
@VRWM
Unidirectional
Bidirectional
UNI
BI
VRWM(V)
VBR(V)
IT(mA)
VC(V)
IPP(A)
IR(μA)
SMCJ5.0A-AT
SMCJ5.0CA-AT
GDE
BDE
5.0
6.40~7.00
10
9.2
163.0
800
SMCJ6.0A-AT
SMCJ6.0CA-AT
GDG
BDG
6.0
6.67~7.37
10
10.3
145.7
800
SMCJ6.5A-AT
SMCJ6.5CA-AT
GDK
BDK
6.5
7.22~7.98
10
11.2
134.0
500
SMCJ7.0A-AT
SMCJ7.0CA-AT
GDM
BDM
7.0
7.78~8.60
10
12.0
125.0
200
SMCJ7.5A-AT
SMCJ7.5CA-AT
GDP
BDP
7.5
8.33~9.21
1
12.9
116.3
100
SMCJ8.0A-AT
SMCJ8.0CA-AT
GDR
BDR
8.0
8.89~9.83
1
13.6
110.3
50
SMCJ8.5A-AT
SMCJ8.5CA-AT
GDT
BDT
8.5
9.44~10.40
1
14.4
104.2
20
SMCJ9.0A-AT
SMCJ9.0CA-AT
GDV
BDV
9.0
10.00~11.10
1
15.4
97.4
10
SMCJ10A-AT
SMCJ10CA-AT
GDX
BDX
10.0
11.10~12.30
1
17.0
88.3
5
SMCJ11A-AT
SMCJ11CA-AT
GDZ
BDZ
11.0
12.20~13.50
1
18.2
82.5
1
SMCJ12A-AT
SMCJ12CA-AT
GEE
BEE
12.0
13.30~14.70
1
19.9
75.4
1
SMCJ13A-AT
SMCJ13CA-AT
GEG
BEG
13.0
14.40~15.90
1
21.5
69.8
1
SMCJ14A-AT
SMCJ14CA-AT
GEK
BEK
14.0
15.60~17.20
1
23.2
64.7
1
SMCJ15A-AT
SMCJ15CA-AT
GEM
BEM
15.0
16.70~18.50
1
24.4
61.5
1
SMCJ16A-AT
SMCJ16CA-AT
GEP
BEP
16.0
17.80~19.70
1
26.0
57.7
1
SMCJ17A-AT
SMCJ17CA-AT
GER
BER
17.0
18.90~20.90
1
27.6
54.4
1
SMCJ18A-AT
SMCJ18CA-AT
GET
BET
18.0
20.00~22.10
1
29.2
51.4
1
SMCJ20A-AT
SMCJ20CA-AT
GEV
BEV
20.0
22.20~24.50
1
32.4
46.3
1
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Jun. 30, 2023 V.4
Circuit Protection
Product Specification
Transient Voltage Suppressors
4
9
SMCJ-AT
Electrical Characteristics (TA=25℃)
Part Number
Device
Marking
Code
Reverse
Stand-Off
Voltage
Breakdown
Voltage
@IT
Test
Current
Maximum
Clamping
Voltage@IPP
Peak
Pulse
Current
Reverse
Leakage
@VRWM
Unidirectional
Bidirectional
UNI
BI
VRWM(V)
VBR(V)
IT(mA)
VC(V)
IPP(A)
IR(μA)
SMCJ22A-AT
SMCJ22CA-AT
GEX
BEX
22.0
24.40~26.90
1
35.5
42.3
1
SMCJ24A-AT
SMCJ24CA-AT
GEZ
BEZ
24.0
26.70~29.50
1
38.9
38.6
1
SMCJ26A-AT
SMCJ26CA-AT
GFE
BFE
26.0
28.90~31.90
1
42.1
35.7
1
SMCJ28A-AT
SMCJ28CA-AT
GFG
BFG
28.0
31.10~34.40
1
45.4
33.1
1
SMCJ30A-AT
SMCJ30CA-AT
GFK
BFK
30.0
33.30~36.80
1
48.4
31.0
1
SMCJ33A-AT
SMCJ33CA-AT
GFM
BFM
33.0
36.70~40.60
1
53.3
28.2
1
SMCJ36A-AT
SMCJ36CA-AT
GFP
BFP
36.0
40.00~44.20
1
58.1
25.9
1
SMCJ40A-AT
SMCJ40CA-AT
GFR
BFR
40.0
44.40~49.10
1
64.5
23.3
1
SMCJ43A-AT
SMCJ43CA-AT
GFT
BFT
43.0
47.80~52.80
1
69.4
21.7
1
SMCJ45A-AT
SMCJ45CA-AT
GFV
BFV
45.0
50.00~55.30
1
72.7
20.6
1
SMCJ48A-AT
SMCJ48CA-AT
GFX
BFX
48.0
53.30~58.90
1
77.4
19.4
1
SMCJ51A-AT
SMCJ51CA-AT
GFZ
BFZ
51.0
56.70~62.70
1
82.4
18.2
1
SMCJ54A-AT
SMCJ54CA-AT
GGE
BGE
54.0
60.00~66.30
1
87.1
17.3
1
SMCJ58A-AT
SMCJ58CA-AT
GGG
BGG
58.0
64.40~71.20
1
93.6
16.1
1
SMCJ60A-AT
SMCJ60CA-AT
GGK
BGK
60.0
66.70~73.70
1
96.8
15.5
1
SMCJ64A-AT
SMCJ64CA-AT
GGM
BGM
64.0
71.10~78.60
1
103.0
14.6
1
SMCJ70A-AT
SMCJ70CA-AT
GGP
BGP
70.0
77.80~86.00
1
113.0
13.3
1
SMCJ75A-AT
SMCJ75CA-AT
GGR
BGR
75.0
83.30~92.10
1
121.0
12.4
1
SMCJ78A-AT
SMCJ78CA-AT
GGT
BGT
78.0
86.70~95.80
1
126.0
11.9
1
SMCJ85A-AT
SMCJ85CA-AT
GGV
BGV
85.0
94.40~104.00
1
137.0
11.0
1
SMCJ90A-AT
SMCJ90CA-AT
GGX
BGX
90.0
100.00~111.00
1
146.0
10.3
1
SMCJ100A-AT
SMCJ100CA-AT
GGZ
BGZ
100.0
111.00~123.00
1
162.0
9.3
1
SMCJ110A-AT
SMCJ110CA-AT
GHE
BHE
110.0
122.00~135.00
1
177.0
8.5
1
SMCJ120A-AT
SMCJ120CA-AT
GHG
BHG
120.0
133.00~147.00
1
193.0
7.8
1
SMCJ130A-AT
SMCJ130CA-AT
GHK
BHK
130.0
144.00~159.00
1
209.0
7.2
1
SMCJ150A-AT
SMCJ150CA-AT
GHM
BHM
150.0
167.00~185.00
1
243.0
6.2
1
SMCJ160A-AT
SMCJ160CA-AT
GHP
BHP
160.0
178.00~197.00
1
259.0
5.8
1
SMCJ170A-AT
SMCJ170CA-AT
GHR
BHR
170.0
189.00~209.00
1
275.0
5.5
1
SMCJ180A-AT
SMCJ180CA-AT
GHT
BHT
180.0
201.00~222.00
1
292.0
5.1
1
SMCJ190A-AT
SMCJ190CA-AT
GHU
BHU
190.0
211.00~233.00
1
308.0
4.8
1
SMCJ200A-AT
SMCJ200CA-AT
GHV
BHV
200.0
224.00~247.00
1
324.0
4.6
1
SMCJ210A-AT
SMCJ210CA-AT
GHW
BHW
210.0
237.00~263.00
1
340.0
4.4
1
SMCJ220A-AT
SMCJ220CA-AT
GHX
BHX
220.0
246.00~272.00
1
356.0
4.2
1
SMCJ250A-AT
SMCJ250CA-AT
GHZ
BHZ
250.0
279.00~309.00
1
405.0
3.7
1
SMCJ300A-AT
SMCJ300CA-AT
GJE
BJE
300.0
335.00~371.00
1
486.0
3.1
1
SMCJ350A-AT
SMCJ350CA-AT
GJG
BJG
350.0
391.00~432.00
1
567.0
2.6
1
SMCJ400A-AT
SMCJ400CA-AT
GJK
BJK
400.0
447.00~494.00
1
648.0
2.3
1
SMCJ440A-AT
SMCJ440CA-AT
GJM
BJM
440.0
492.00~543.00
1
713.0
2.1
1
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Jun. 30, 2023 V.4
Circuit Protection
Product Specification
Transient Voltage Suppressors
5
9
SMCJ-AT
Ratings and Characteristic Curves (T A=25℃ unless otherwise noted)
Figure 2. Pulse Derating Curve
Peak Pulse Power (PPP) or Current (IPP)
Derating in Percentage %
Figure 1. Peak Pulse Power Rating Curve
PPPM - Peak Pulse Power (kW)
100
10
1
0.2×0.2″(5.0×5.0mm)
Copper Pad Area
100
80
60
40
20
0
0.1
1
100
10
0
1000
50
75
100
125
150
175
TA-Ambient Temperature (℃)
td-Pulse Width (µs)
Figure 3. Pulse Waveform
Figure 4. Typical Junction Capacitance
100000
150
TJ=25℃
Pulse Width(td) is defined as
the point where the peak
current decays to 50% of IPPM
tr=10µs
Bi-directional V=0V
10000
Uni-directional V=0V
Peak Value IPPM
100
Cj (pF)
IPPM - Peak Pulse Current, %IRSM
25
50
1
td
1.0
2.0
3.0
Bi-directional @VR
10
10/1000µs Waveform
as defined by R.E.A
0
Uni-directional @VR
100
Half Value IPPM (IPPM/2)
0
1000
TJ=25℃
f=1.0MHz
Vsig=50mVp-p
1
10
100
1000
VBR-Reverse Breakdown Voltage (V)
4.0
t-Time (ms)
Figure 6. Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
200
7
IFSM - Peak Forward Surve Current (A)
PM(AV), Steady State Power Dissipation (W)
Figure 5. Steady State Power Dissipation Derating
Curve
6
5
4
3
2
1
0
0
25
50
75
100
125
TA-Ambient Temperature (℃)
150
175
180
160
140
120
100
80
60
40
20
0
1
10
Number of Cycles at 60Hz
100
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Jun. 30, 2023 V.4
Circuit Protection
Product Specification
Transient Voltage Suppressors
6
9
SMCJ-AT
Recommended Soldering Conditions
Reflow Soldering
Critical Zone
TL to TP
tP
TP
Ramp-up
TL
tL
Temperature
TS max
TS min
Ramp-down
tS
Preheat
25
t 25℃ to Peak
Time
Recommended Conditions
Profile Feature
Pb-Free Assembly
Average ramp-up rate (TL to TP)
3℃/second max.
Preheat
-Temperature Min (TS min)
-Temperature Max (TS max)
-Time (min to max) (tS)
150℃
200℃
60-180 seconds
TS max to TL
-Ramp-up Rate
3℃/second max.
Time maintained above:
-Temperature (TL)
-Time (tL)
217℃
60-150 seconds
Peak Temperature (TP)
260℃
Time within 5℃ of actual Peak Temperature (tP)
Ramp-down Rate
Time 25℃ to Peak Temperature
20-40 seconds
6℃/second max.
8 minutes max.
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Jun. 30, 2023 V.4
Circuit Protection
Product Specification
Transient Voltage Suppressors
7
9
SMCJ-AT
Marking Code
Cathode Band
YXXX
YXXX
GDE
Logo
BDE
Intermal Control Code
Marking Code
Logo
Intermal Control Code
Marking Code
Part Number Code
SMCJ XXX C A
AT / XXXX
Package code
TR7: 7 inch reel package
TR13: 13 inch reel package
Internal Control Code
5% VBR Voltage Tolerance
Bidirectional
VRWM Voltage
Series Code
Ordering Code for Different Package
7 inch reel package: Add suffix “ /TR7 ” at the end of the part number, such as SMCJXXXCA-AT/TR7
13 inch reel package: Add suffix “ /TR13 ” at the end of the part number, such as SMCJXXXCA-AT/TR13
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Jun. 30, 2023 V.4
Circuit Protection
Product Specification
Transient Voltage Suppressors
8
9
SMCJ-AT
Packaging
Tape
P0
P1
P2
D0
B
Symbol
Dimension (mm)
W
16.00±0.20
P0
4.00±0.10
P1
8.00±0.10
P2
2.00±0.10
D0
Φ1.5±0.10
D1
Φ1.5±0.10
E
1.75±0.10
K0
F
7.50±0.10
SECTION B-B
A0
6.27±0.10
B0
8.30±0.10
K0
3.15±0.15
T
0.30±0.05
D2
Φ178.0±2.0
D3
Φ50.0Min.
D4
Φ13.0±0.5
W1
20.0±2.0
T
E
F
W
B0
D1
A
A
B
A0
SECTION A-A
7” Reel
D4
D3
D2
W1
Quantity: 500PCS
13” Reel
D5
Φ330.0±2.0
D6
Φ13.5±0.5
H
2.5±1.0
W2
20.0±2.0
Quantity: 3000PCS
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Jun. 30, 2023 V.4
Product specification
Circuit Protection Components
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