1.5SMC SERIES
GLASS PASSOVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE - 6.8 to 91 Volts
1500 Watts Peak Power
1.5SMC
PART
NUMBER
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
1.5SMC
REVERSE BREAKDOWN BREAKDOWN
MAXIMUM
PEAK
REVERSE
TEST
VOLTAGE
STAND-
VOLTAGE CURRENT CLAMPING PULSE LEAKAGE
V
BR
(V)
OFF
V
BR
(V)
VOLTAGE CURRENT @ V
RWM
I
T
(mA)
UNI-
BI-
VOLTAGE
@Ipp Vc(V)
Ipp (A)
I
R
(µA)
MIN.@I
T
MAX.@I
T
POLAR POLAR V
RWM
(V)
6.8A 6V8A
6V8C
143.0
5.80
6.45
7.14
10
10.5
1000
7.5A 7V5A
7V5C
133.0
6.40
7.13
7.88
10
11.3
500
8.2A 8V2A
8V2C
124.0
7.02
7.79
8.61
10
12.1
200
9.1A 9V1A
9V1C
112.0
7.78
8.65
9.50
1
13.4
50
10A
10A
10C
103.0
8.55
9.50
10.50
1
14.5
10
11A
11A
11C
96.2
9.40
10.50
11.60
1
15.6
5
12A
12A
12C
89.8
10.20
11.40
12.60
1
16.7
5
13A
13A
13C
82.4
11.10
12.40
13.70
1
18.2
5
15A
15A
15C
70.8
12.80
14.30
15.80
1
21.2
5
16A
16A
16C
66.7
13.60
15.20
16.80
1
22.5
5
18A
18A
18C
59.5
15.30
17.10
18.90
1
25.2
5
20A
20A
20C
54.2
17.10
19.00
21.00
1
27.7
5
22A
22A
22C
49.0
18.80
20.90
23.10
1
30.6
5
24A
24A
24C
45.2
20.50
22.80
25.20
1
33.2
5
27A
27A
27C
40.0
23.10
25.70
28.40
1
37.5
5
30A
30A
30C
36.2
25.60
28.50
31.50
1
41.4
5
33A
33A
33C
32.8
28.20
31.40
34.70
1
45.7
5
36A
36A
36C
30.1
30.80
34.20
37.80
1
49.9
5
39A
39A
39C
27.8
33.30
37.10
41.00
1
53.9
5
43A
43A
43C
25.3
36.80
40.90
45.20
1
59.3
5
47A
47A
47C
23.1
40.20
44.70
49.40
1
64.8
5
51A
51A
51C
21.4
43.60
48.50
53.60
1
70.1
5
56A
56A
56C
19.5
47.80
53.20
58.80
1
77.0
5
62A
62A
62C
17.6
53.00
58.90
65.10
1
85.0
5
68A
68A
68C
16.3
58.10
64.60
71.40
1
92.0
5
75A
75A
75C
14.6
64.10
71.30
78.80
1
103.0
5
82A
82A
82C
13.3
70.10
77.90
86.10
1
113.0
5
12.0
91A
91A
91C
77.80
86.50
95.50
1
125.0
5
MARKING
CODE
For bidirectional type having Vrwm of 10 volts and less, the IR limit is double.
1.5SMC SERIES
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE-6.8 TO 91 Volts
1500 Watt Peak Pulse Power
FEATURES
For surface mounted applications in order to
optimize board
Low profile package
Built-in strain relief
Glass passivated junction
Low inductance
Excellent clamping capability
Repetition Rate(duty cycle):0.05%
Fast response time: typically less than 1.0ps from 0
Volts to BV min.
Typical IR less than 1mA above 10V
High temperature soldering: 250°C/10 seconds at terminals
Dimensions in inches and (millimeters)
MECHANICAL DATA
Case:
JEDEC DO214AB. Molded plastic over glass passivated junction
Terminal:
Solder plated, solderable per MIL-STD-750, Method 2026
Polarity:
Color band denotes positive end (cathode) except Bidirectional
Standard Packaging:
16mm tape(EIA STD RS-481)
Weight:
0.007ounce, 0.21gram
DEVICES FOR BIPOLAR APPLICATION
For Bidirectional use Suffix CA for types 1.5SMC6.8CA thru types 1.5SMC91CA
Electrical characteristics apply in both directions
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25 ambient temperature unless otherwise specified.
SYMBOL VALUE UNITS
Minimum
P
PPM
Peak Pulse Power Dissipation on 10/1000 s waveform (Note 1,FIG.1)
Watts
1500
SEE
I
PPM
Peak Pulse Current of on 10/1000 s waveform (Note 1,FIG.3)
Amps
TABLE 1
Peak Forward Surge Current,8.3ms Single Half Sine-Wave
I
FSM
200
Amps
Superimposed on Rated Load,(JEDEC Method) (Note 3)
-55 to +
T
J
, T
STG
Operating junction and Storage Temperature Range
150
Notes :
1.Non-repetitive current pulse , per Fig. 3 and derated above T
A
= 25
per Fig. 2 .
2
2.Mounted on 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.
RATING
1.5SMC SERIES
RATINGS AND CHARACTERISTIC CURVES
Ratings and
Characteristic Curves
(T
A
=25
unless otherwise noted)
Fig. 1 - Peak Pulse Power Rating
100
100
Fig.2 - Pulse Derating Curve
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage,%
87.5
75
62.5
50
37.5
25
12.5
0
0
25
50
75
100
125
150
175
200
Ppp
M
-Peak Pulse Power (kW)
10
1
0.31x0.31"(8.0x8.0mm)
Copper Pad Areas
0.1
0.1µs
1.0µs
10µs
100µs
1.0ms
10ms
100000
t
d
- Pulse Width (sec.)
T
A
- Ambient Temperature (°C)
Fig.4 - Typical Junction Capacitance
Uni-Directional
Fig.3 - Pulse Waveform
150
20000
I
PPM
- Peak Pulse Current,% I
RSM
t
r
= 10µsec.
Peak Value
I
PPM
100
Half Value- I
PPM
2
T
J
= 25°C
10000
Measured at
Zero Bias
C
J
- Junction Capacitance(pF)
Pulse Width(td)is defined
as the point where the
peak current decays to
50% of I
PPM
1000
V
R
,Measured at
Stand-Off
Voltage, V
WM
100
T
J
= 25°C
f = 1.0MH
Z
Vsig = 50mVp-p
50
10/1000µsec.Waveform
as defined by R.E.A.
1000
Uni-Directional
Bi-Directional
t
d
0
0
1.0
2.0
400
10
3.0
3.0
4.0
4.0
1.0
10
100
400
t - Time(ms)
V
WM
- Reverse Stand-Off Voltage (V)
Fig.6 - Maximum Non-Repetitive Forward
Surge Current Uni-Directional Use Only
200
Fig. 5 - Typ.Transient Thermal Impedance
100
Peak Forward Surge Current,Amperes
Transient Thermal Impedance
( /W)
100
10
1.01
8.3ms Single Half Sine-Wave
(JEDEC Method)
TJ = TJ max,
10
0.1
0.001
0.01
0.1
1
10
100
1000
1
10
100
t
p
-Pulse Duration (sec)
Number of Cycles at 60 Hz
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