Surface Mount T
RANS
Z
ORB
Transient Voltage Suppressors
V
(BR)
Unidirectional
6.8 to 540V
V
(BR)
Bidirectional
6.8 to 220V
Peak Pulse Power 1500W
Devices for Bidirectional Applications
For bi-directional devices, use suffix CA (e.g. 1.5SMC10CA). Electrical characteristics apply in both directions.
Maximum Ratings & Thermal Characteristics
Ratings at 25C ambient temperature unless otherwise specified.
Parameter
Symbol
Value
Unit
Peak power dissipation with a 10/1000
s waveform
(1)(2)
(Fig. 1)
P
PPM
1500
W
Peak pulse current with a 10/1000
s waveform
(1)
(Fig. 3)
I
PPM
See Next Table
A
Power dissipation on infinite heatsink, T
A
= 50C
P
M(AV)
6.5
W
Peak forward surge current 8.3ms single half sine-wave
I
FSM
200
A
uni-directional only
(2)
Thermal resistance junction to ambient air
(3)
R
JA
75
C/W
Thermal resistance junction to leads
R
JL
15
C/W
Operating junction and storage temperature range
T
J
, T
STG
65 to +150
C
Notes: (1) Non-repetitive current pulse, per Fig.3 and derated above T
A
= 25C per Fig. 2
(2) Mounted on 0.31 x 0.31" (8.0 x 8.0mm) copper pads to each terminal
(3) Mounted on minimum recommended pad layout
Features
Low profile package with built-in strain relief for
surface mounted applications
Glass passivated junction
Low incremental surge resistance
Low inductance
Excellent clamping capability
1500W peak pulse power capability with a 10/1000
s
waveform, repetition rate (duty cycle): 0.01%
Very fast response time
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Mechanical Data
Case: JEDEC DO-214AB (SMC) molded plastic over
passivated junction
Terminals: Solder plated, solderable per MIL-STD-750,
Method 2026. High temperature soldering: 250C/10
seconds at terminals.
Polarity: For uni-directional types the band denotes the
cathode, which is positive with respect to the anode
under normal TVS operation.
Standard Packaging: 16mm tape (EIA STD RS-481)
Weight: 0.007 oz., 0.21 g
Packaging Codes Options (Antistatic):
51 1K per Bulk box, 10K/carton
57 850 per 7" plastic Reel (16mm tape), 8.5K/carton
9A 3.5K per 13" plastic Reel (16mm tape), 35K/carton
0.280 (7.11)
0.260 (6.60)
0.012 (0.305)
0.006 (0.152)
0.008
(0.203)
Max.
0.320 (8.13)
0.305 (7.75)
0.060 (1.52)
0.030 (0.76)
0.245 (6.22)
0.220 (5.59)
0.126 (3.20)
0.114 (2.90)
0.103 (2.62)
0.079 (2.06)
Cathode Band
Dimensions in inches
and (millimeters)
DO-214AB
(SMC J-Bend)
0.185 MAX.
(4.69 MAX.)
0.121 MIN.
(3.07 MIN.)
0.060 MIN.
(1.52 MIN.)
0.320 REF
Mounting Pad Layout
Extended
Voltage Range
1.5SMC Series
Vishay Semiconductors
formerly General Semiconductor
Document Number 88303
www.vishay.com
31-Jul-03
1
Electrical Characteristics
Ratings at 25C ambient temperature unless otherwise specified. V
F
= 3.5V at I
F
= 100A (uni-directional only)
Breakdown Voltage
Maximum
Maximum
Maximum
Maximum
General
Device Marking
V
(BR)
at I
T
(1)
Test
Stand-off
Reverse
Peak Pulse
Clamping
Temp.
Semiconductor
Code
(V)
Current
Voltage
Leakage
Current
Voltage at
Coefficient
Part Number
I
T
V
WM
at V
WM
I
PPM
(2)
I
PPM
of V
(BR)
UNI
BI
MIN
MAX
(mA)
(V)
I
D
(4)
(
A)
(A)
V
C
(V)
(% / C)
1.5SMC6.8A
6V8A
6V8C
6.45
7.14
10
5.80
1000
143
10.5
0.057
1.5SMC7.5A
7V5A
7V5C
7.13
7.88
10
6.40
500
133
11.3
0.061
1.5SMC8.2A
8V2A
8V2C
7.79
8.61
10
7.02
200
124
12.1
0.065
1.5SMC9.1A
9V1A
9V1C
8.65
9.55
1.0
7.78
50
112
13.4
0.068
1.5SMC10A
10A
10C
9.50
10.5
1.0
8.55
10
103
14.5
0.073
1.5SMC11A
11A
11C
10.5
11.6
1.0
9.40
5.0
96.2
15.6
0.075
1.5SMC12A
12A
12C
11.4
12.6
1.0
10.2
5.0
89.8
16.7
0.078
1.5SMC13A
13A
13C
12.4
13.7
1.0
11.1
5.0
82.4
18.2
0.081
1.5SMC15A
15A
15C
14.3
15.8
1.0
12.8
1.0
70.8
21.2
0.084
1.5SMC16A
16A
16C
15.2
16.8
1.0
13.6
1.0
66.7
22.5
0.086
1.5SMC18A
18A
18C
17.1
18.9
1.0
15.3
1.0
59.5
25.2
0.089
1.5SMC20A
20A
20C
19.0
21.0
1.0
17.1
1.0
54.2
27.7
0.090
1.5SMC22A
22A
22C
20.9
23.1
1.0
18.8
1.0
49.0
30.6
0.092
1.5SMC24A
24A
24C
22.8
25.2
1.0
20.5
1.0
45.2
33.2
0.09
1.5SMC27A
27A
27C
25.7
28.4
1.0
23.1
1.0
40.0
37.5
0.096
1.5SMC30A
30A
30C
28.5
31.5
1.0
25.6
1.0
36.2
41.4
0.097
1.5SMC33A
33A
33C
31.4
34.7
1.0
28.2
1.0
32.8
45.7
0.098
1.5SMC36A
36A
36C
34.2
37.8
1.0
30.8
1.0
30.1
49.9
0.099
1.5SMC39A
39A
39C
37.1
41.0
1.0
33.3
1.0
27.8
53.9
0.100
1.5SMC43A
43A
43C
40.9
45.2
1.0
36.8
1.0
25.3
59.3
0.101
1.5SMC47A
47A
47C
44.7
49.4
1.0
40.2
1.0
23.1
64.8
0.101
1.5SMC51A
51A
51C
48.5
53.6
1.0
43.6
1.0
21.4
70.1
0.102
1.5SMC56A
56A
56C
53.2
58.8
1.0
47.8
1.0
19.5
77.0
0.103
1.5SMC62A
62A
62C
58.9
65.1
1.0
53.0
1.0
17.6
85.0
0.104
1.5SMC68A
68A
68C
64.6
71.4
1.0
58.1
1.0
16.3
92.0
0.104
1.5SMC75A
75A
75C
71.3
78.8
1.0
64.1
1.0
14.6
104
0.105
1.5SMC82A
82A
82C
77.9
86.1
1.0
70.1
1.0
13.3
113
0.105
1.5SMC91A
91A
91C
86.5
95.5
1.0
77.8
1.0
12.0
125
0.106
1.5SMC100A
100A
100C
95.0
105
1.0
85.5
1.0
10.9
137
0.106
1.5SMC110A
110A
110C
105
116
1.0
94.0
1.0
9.9
152
0.107
1.5SMC120A
120A
120C
114
126
1.0
102
1.0
9.1
165
0.107
1.5SMC130A
130A
130C
124
137
1.0
111
1.0
8.4
179
0.107
1.5SMC150A
150A
150C
143
158
1.0
128
1.0
7.2
207
0.106
1.5SMC160A
160A
160C
152
168
1.0
136
1.0
6.8
219
0.108
1.5SMC170A
170A
170C
162
179
1.0
145
1.0
6.4
234
0.108
1.5SMC180A
180A
180C
171
189
1.0
154
1.0
6.1
246
0.108
1.5SMC200A
200A
200C
190
210
1.0
171
1.0
5.5
274
0.108
1.5SMC220A
220A
220C
209
231
1.0
185
1.0
4.6
328
0.108
1.5SMC250A
250A
--
237
263
1.0
214
1.0
4.4
344
0.110
1.5SMC300A
300A
--
285
315
1.0
256
1.0
3.6
414
0.110
1.5SMC350A
350A
--
333
368
1.0
300
1.0
3.1
482
0.110
1.5SMC400A
400A
--
380
420
1.0
342
1.0
2.7
548
0.110
1.5SMC440A
440A
--
418
462
1.0
376
1.0
2.5
602
0.110
1.5SMC480A
480A
--
456
504
1.0
408
1.0
2.28
658
0.110
1.5SMC510A
510A
--
485
535
1.0
434
1.0
2.15
698
0.110
1.5SMC540A
540A
--
513
567
1.0
459
1.0
2.03
740
0.110
Notes: (1) Pulse test: t
p
50ms
(2) Surge current waveform per Fig. 3 and derate per Fig. 2
(3) All terms and symbols are consistent with ANSI/IEEE CA62.35
(4) For bidirectional types with V
R
10 volts and less, the I
D
limit is doubled
1.5SMC Series
Vishay Semiconductors
formerly General Semiconductor
www.vishay.com
Document Number 88303
2
31-Jul-03
C
J
--
Junction Capacitance (pF)
Fig. 4 Typical Junction Capacitance
Uni-Directional
0
25
50
75
100
0
75
25
50
100
125
150
175
200
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage, %
T
A
-- Ambient Temperature (
C)
10
100
1,000
10,000
20,000
10
1
100
400
V
WM
-- Reverse Stand-Off Voltage (V)
Fig. 2 Pulse Derating Curve
P
PPM
--
Peak Pulse Power (kW)
Fig. 1 Peak Pulse Power Rating Curve
0.1
1
10
100
0.1
s
1.0
s
10
s
t
d
-- Pulse Width (sec.)
100
s
1.0ms
10ms
0.31 x 0.31" (8.0 x 8.0mm)
Copper Pad Areas
T
J
= 25
C
f = 1.0MHz
Vsig = 50mVp-p
Measured at
Zero Bias
V
R
,
Measured at
Stand-Off
Voltage, V
WM
Fig. 6 - Maximum Non-Repetitive Forward
Surge Current Uni-Directional Use Only
1
10
100
10
100
200
Peak Forward Surge Current,
Amperes
Number of Cycles at 60Hz
8.3ms Single Half Sine-Wave
(JEDEC Method)
T
J
= T
J
max.
Uni-Directional
Bi-Directional
t
p
-- Pulse Duration (sec)
T
ransient
Thermal Impedance (
C/W)
Fig. 5 Typical Transient Thermal
Impedance
0.1
1.0
10
100
0.001
0.01
0.1
1
10
100
1000
0
50
100
150
I
PPM
--
Peak Pulse Current, % I
RSM
Fig. 3 Pulse Waveform
T
J
= 25
C
Pulse Width (td)
is defined as the point
where the peak current
decays to 50% of I
PPM
tr = 10
sec.
Peak Value
I
PPM
Half Value -- IPP
I
PPM
2
td
10/1000
sec. Waveform
as defined by R.E.A.
0
1.0
2.0
3.0
4.0
t -- Time (ms)
Ratings and
Characteristic Curves
(T
A
= 25C unless otherwise noted)
1.5SMC Series
Vishay Semiconductors
formerly General Semiconductor
Document Number 88303
www.vishay.com
31-Jul-03
3
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