1.5SMC-AT SERIES
Transient Voltage Suppressors (TVS) Data Sheet
Features
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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 I
R
less than 1μA above 12V
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: E244458
AEC-Q101 qualified
Mechanical Data
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Case: JEDEC DO-214AB. Molded plastic over glass passivated junction
Terminal: Solder 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: 0.28g
Applications
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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
Peak pulse power dissipation at 10/1000μs waveform
(Note1, Note2, Fig.1)
Peak pulse current of at 10/1000μs waveform (Note 1, Fig.3)
Steady state power dissipation at T
A
=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.
Typical thermal resistance junction to lead
Typical thermal resistance junction to ambient
Symbol
P
PPM
I
PPM
P
M(AV)
I
FSM
T
J
,T
STG
R
θJL
R
θJA
Value
Minimum 1500
See Table
6.5
200
-65 to +150
15
75
Units
Watts
Amps
Watts
Amps
℃
℃/W
℃/W
Notes: 1. Non-repetitive current pulse, per Fig.3 and derated above T
A
=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.
Revision：29-Nov-16
www.brightking.com
1.5SMC-AT SERIES
Dimensions (SMC/DO-214AB)
Millimeters
Min.
6.60
5.59
2.90
7.75
0.76
-
2.20
2.06
Max.
7.11
6.22
3.20
8.13
1.52
0.203
2.80
2.62
Min.
0.260
0.220
0.114
0.305
0.030
-
0.087
0.079
Inches
Max.
0.280
0.245
0.126
0.320
0.060
0.008
0.110
0.103
Symbol
L
D
D1
T
T1
d
H
H1
Electrical Characteristics (T
A
=25℃)
Device
Marking
Code
UNI
11A
12A
13A
15A
16A
18A
20A
22A
24A
27A
30A
33A
36A
39A
43A
47A
BI
11C
12C
13C
15C
16C
18C
20C
22C
24C
27C
30C
33C
36C
39C
43C
47C
Reverse
Stand-Off
Voltage
V
RWM
(V)
9.40
10.20
11.10
12.80
13.60
15.30
17.10
18.80
20.50
23.10
25.60
28.20
30.80
33.30
36.80
40.20
Breakdown
Voltage
@I
T
V
BR
(V)
10.50~11.60
11.40~12.60
12.40~13.70
14.30~15.80
15.20~16.80
17.10~18.90
19.00~21.00
20.90~23.10
22.80~25.20
25.70~28.40
28.50~31.50
31.40~34.70
34.20~37.80
37.10~41.00
40.90~45.20
44.70~49.40
Maximum
Clamping
Voltage
@I
PP
V
C
(V)
15.6
16.7
18.2
21.2
22.5
25.2
27.7
30.6
33.2
37.5
41.4
45.7
49.9
53.9
59.3
64.8
Peak
Pulse
Current
I
PP
(A)
97.4
91.0
83.5
71.7
67.6
60.3
54.9
49.7
45.8
40.5
36.7
33.3
30.5
28.2
25.6
23.5
Reverse
Leakage
@V
RWM
I
R
(μA)
5
5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Part Number
Test
Current
I
T
(mA)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Unidirectional
1.5SMC11A-AT
1.5SMC12A-AT
1.5SMC13A-AT
1.5SMC15A-AT
1.5SMC16A-AT
1.5SMC18A-AT
1.5SMC20A-AT
1.5SMC22A-AT
1.5SMC24A-AT
1.5SMC27A-AT
1.5SMC30A-AT
1.5SMC33A-AT
1.5SMC36A-AT
1.5SMC39A-AT
1.5SMC43A-AT
1.5SMC47A-AT
Bidirectional
1.5SMC11CA-AT
1.5SMC12CA-AT
1.5SMC13CA-AT
1.5SMC15CA-AT
1.5SMC16CA-AT
1.5SMC18CA-AT
1.5SMC20CA-AT
1.5SMC22CA-AT
1.5SMC24CA-AT
1.5SMC27CA-AT
1.5SMC30CA-AT
1.5SMC33CA-AT
1.5SMC36CA-AT
1.5SMC39CA-AT
1.5SMC43CA-AT
1.5SMC47CA-AT
Revision：29-Nov-16
www.brightking.com
1.5SMC-AT SERIES
Electrical Characteristics (T
A
=25℃)
Device
Marking
Code
UNI
51A
56A
62A
68A
75A
82A
91A
100A
110A
120A
130A
150A
160A
170A
180A
200A
220A
250A
300A
350A
400A
440A
480A
510A
530A
540A
550A
BI
51C
56C
62C
68C
75C
82C
91C
100C
110C
120C
130C
150C
160C
170C
180C
200C
220C
250C
300C
350C
400C
440C
480C
510C
530C
540C
550C
Reverse
Stand-Off
Voltage
V
RWM
(V)
43.60
47.80
53.00
58.10
64.10
70.10
77.80
85.50
94.00
102.00
111.00
128.00
136.00
145.00
154.00
171.00
185.00
214.00
256.00
300.00
342.00
376.00
408.00
434.00
450.00
459.00
467.00
Breakdown
Voltage
@I
T
V
BR
(V)
48.50~53.60
53.20~58.80
58.90~65.10
64.60~71.40
71.30~78.80
77.90~86.10
86.50~95.50
95.00~105.00
105.00~116.00
114.00~126.00
124.00~137.00
143.00~158.00
152.00~168.00
162.00~179.00
171.00~189.00
190.00~210.00
209.00~231.00
237.00~263.00
285.00~315.00
332.00~368.00
380.00~420.00
418.00~462.00
456.00~504.00
485.00~535.00
503.50~556.50
513.00~567.00
522.50~577.50
Maximum
Clamping
Voltage
@I
PP
V
C
(V)
70.1
77.0
85.0
92.0
103.0
113.0
125.0
137.0
152.0
165.0
179.0
207.0
219.0
234.0
246.0
274.0
328.0
344.0
414.0
482.0
548.0
602.0
658.0
698.0
725.0
740.0
760.0
Peak
Pulse
Current
I
PP
(A)
21.7
19.7
17.9
16.5
14.8
13.5
12.2
11.1
10.0
9.2
8.5
7.3
6.9
6.5
6.2
5.5
4.6
4.4
3.7
3.2
2.8
2.5
2.3
2.1
2.1
2.0
2.0
Reverse
Leakage
@V
RWM
I
R
(μA)
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
Part Number
Test
Current
I
T
(mA)
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
Unidirectional
1.5SMC51A-AT
1.5SMC56A-AT
1.5SMC62A-AT
1.5SMC68A-AT
1.5SMC75A-AT
1.5SMC82A-AT
1.5SMC91A-AT
1.5SMC100A-AT
1.5SMC110A-AT
1.5SMC120A-AT
1.5SMC130A-AT
1.5SMC150A-AT
1.5SMC160A-AT
1.5SMC170A-AT
1.5SMC180A-AT
1.5SMC200A-AT
1.5SMC220A-AT
1.5SMC250A-AT
1.5SMC300A-AT
1.5SMC350A-AT
1.5SMC400A-AT
1.5SMC440A-AT
1.5SMC480A-AT
1.5SMC510A-AT
1.5SMC530A-AT
1.5SMC540A-AT
1.5SMC550A-AT
Bidirectional
1.5SMC51CA-AT
1.5SMC56CA-AT
1.5SMC62CA-AT
1.5SMC68CA-AT
1.5SMC75CA-AT
1.5SMC82CA-AT
1.5SMC91CA-AT
1.5SMC100CA-AT
1.5SMC110CA-AT
1.5SMC120CA-AT
1.5SMC130CA-AT
1.5SMC150CA-AT
1.5SMC160CA-AT
1.5SMC170CA-AT
1.5SMC180CA-AT
1.5SMC200CA-AT
1.5SMC220CA-AT
1.5SMC250CA-AT
1.5SMC300CA-AT
1.5SMC350CA-AT
1.5SMC400CA-AT
1.5SMC440CA-AT
1.5SMC480CA-AT
1.5SMC510CA-AT
1.5SMC530CA-AT
1.5SMC540CA-AT
1.5SMC550CA-AT
Notes: For bidirectional type having V
RWM
of 10V and less, the I
R
limit is double.
Revision：29-Nov-16
www.brightking.com
1.5SMC-AT SERIES
Ratings and Characteristic Curves (T
A
=25℃ unless otherwise noted)
Figure 1. Peak Pulse Power Rating Curve
Figure 2. Pulse Derating Curve
100
80
60
40
20
0
0
25
50
75
100
125
150
175
T
A
-Ambient Temperature (℃)
Figure 3. Pulse Waveform
150
Figure 4. Typical Junction Capacitance
t
r
=10µs
T
J
=25℃
Pulse Width(t
d
) is defined as
the point where the peak
current decays to 50% of I
PPM
100
Peak Value I
PPM
Half Value I
PPM
(I
PPM
/2)
50
10/1000µs Waveform
as defined by R.E.A
0
t
d
0
1.0
2.0
t-Time (ms)
3.0
4.0
Figure 5. Steady State Power Dissipation Derating
Curve
P
M(AV)
, Steady State Power Dissipation (W)
Figure 6. Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
Revision：29-Nov-16
www.brightking.com
1.5SMC-AT SERIES
Recommended Soldering Conditions
Reflow Soldering
Recommended Conditions
Profile Feature
Average ramp-up rate (T
L
to T
P
)
Preheat
-Temperature Min (T
S min
)
-Temperature Max (T
S max
)
-Time (min to max) (t
S
)
T
S max
to T
L
-Ramp-up Rate
Time maintained above:
-Temperature (T
L
)
-Time (t
L
)
Peak Temperature (T
P
)
Time within 5℃ of actual Peak Temperature (t
P
)
Ramp-down Rate
Time 25℃ to Peak Temperature
Pb-Free Assembly
3℃/second max.
150℃
200℃
60-180 seconds
3℃/second max.
217℃
60-150 seconds
260℃
20-40 seconds
6℃/second max.
8 minutes max.
Marking Code
Revision：29-Nov-16
www.brightking.com
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