* 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
* Repetition Rate(duty cycle):0.05%
* Fast response time: typically less than 1.0ps from 0 Volts to BV min
* Typical IR less than 1μA above 10V
* High temperature soldering: 250°C/10 seconds at terminals
* 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
VOLTAGE
6.8 to 550 Volts
Peak Pulse Power
1500 Watt
1.5 SMC Series
1500W Surface Mount
Transient Voltage Suppressor
Features:
Mechanical Data:
DEVICES FOR BIPOLAR APPLICATION:
For Bidirectional use Suffix CA for types 1.5SMC6.8CA thru types 1.5SMC550CA
Electrical characteristics apply in both directions
SMC(DO-214AB)
Lead(Pb)-Free
P b
1/4 16-Feb-06
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WEITRON
Symbol
PPPM 1500(Min) W
IPPM SEE TABLE 1 A
TJ +150
-55 to +150
Notes :
1. Non-repetitive current pulse , per Fig. 3 and derated above TA= 25°C per Fig.2.
2. Mounted on 8.0mm x 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.
200
Peak Pulse Power Dissipation on 10/1000µs waveform (Note 1,FIG.1)
Peak Pulse Current of on 10/1000µs waveform (Note 1,FIG.3)
Rating
Peak Forward Surge Current,8.3ms Single Half Sine-Wave
Superimposed on Rated Load,(JEDEC Method) (Note 3)
A
°C
°C
Operating junction Temperature Range
MAXIMUM RATINGS AND CHARACTERISTICS(TA=25°C Unless otherwise specified)
IFSM
UnitsValue
Storage Temperature Range TSTG
UNI-
POLAR
BI-
POLAR
1.5SMC 6.8A 1.5SMC 6.8CA 6V8A 6V8C
UNI-POLAR BI-POLAR
5.80 6.45 7.14 10 10.5 144.8 1000
1.5SMC 7.5A 1.5SMC 7.5CA 7V5A 7V5C 6.40 7.13 7.88 10 11.3 134.5 500
1.5SMC 8.2A 1.5SMC 8.2CA 8V2A 8V2C 7.02 7.79 8.61 10 12.1 125.6 200
1.5SMC 9.1A 1.5SMC 9.1CA 9V1A 9V1C 7.78 8.65 9.50 1 13.4 113.4 50
1.5SMC 10A 1.5SMC 10CA 10A 10C 8.55 9.50 10.50 1 14.5 104.8 10
1.5SMC 11A 1.5SMC 11CA 11A 11C 9.40 10.50 11.60 1 15.6 97.4 5
1.5SMC 12A 1.5SMC 12CA 12A 12C 10.20 11.40 12.60 1 16.7 91.0 5
1.5SMC 13A 1.5SMC 13CA 13A 13C 11.10 12.40 13.70 1 18.2 83.5 5
1.5SMC 15A 1.5SMC 15CA 15A 15C 12.80 14.30 15.80 1 21.2 71.7 5
1.5SMC 16A 1.5SMC 16CA 16A 16C 13.60 15.20 16.80 1 22.5 67.6 5
1.5SMC 18A 1.5SMC 18CA 18A 18C 15.30 17.10 18.90 1 25.2 60.3 5
1.5SMC 20A 1.5SMC 20CA 20A 20C 17.10 19.00 21.00 1 27.7 54.9 5
1.5SMC 22A 1.5SMC 22CA 22A 22C 18.80 20.90 23.10 1 30.6 49.7 5
1.5SMC 24A 1.5SMC 24CA 24A 24C 20.50 22.80 25.20 1 33.2 45.8 5
1.5SMC 27A 1.5SMC 27CA 27A 27C 23.10 25.70 28.40 1 37.5 40.5 5
1.5SMC 30A 1.5SMC 30CA 30A 30C 25.60 28.50 31.50 1 41.4 36.7 5
1.5SMC 33A 1.5SMC 33CA 33A 33C 28.20 31.40 34.70 1 45.7 33.3 5
1.5SMC 36A 1.5SMC 36CA 36A 36C 30.80 34.20 37.80 1 49.9 30.5 5
1.5SMC 39A 1.5SMC 39CA 39A 39C 33.30 37.10 41.00 1 53.9 28.2 5
1.5SMC 43A 1.5SMC 43CA 43A 43C 36.80 40.90 45.20 1 59.3 25.6 5
1.5SMC 47A 1.5SMC 47CA 47A 47C 40.20 44.70 49.40 1 64.8 23.5 5
1.5SMC 51A 1.5SMC 51CA 51A 51C 43.60 48.50 53.60 1 70.1 21.7 5
1.5SMC 56A 1.5SMC 56CA 56A 56C 47.80 53.20 58.80 1 77.0 19.7 5
1.5SMC 62A 1.5SMC 62CA 62A 62C 53.00 58.90 65.10 1 85.0 17.9 5
1.5SMC 68A 1.5SMC 68CA 68A 68C 58.10 64.60 71.40 1 92.0 16.5 5
1.5SMC 75A 1.5SMC 75CA 75A 75C 64.10 71.30 78.80 1 103.0 14.8 5
1.5SMC 82A 1.5SMC 82CA 82A 82C 70.10 77.90 86.10 1 113.0 13.5 5
1.5SMC 91A 1.5SMC 91CA 91A 91C 77.80 86.50 95.50 1 125.0 12.2 5
1.5SMC 100A 1.5SMC 100CA 68A 100C 85.50 95.00 105.00 1 137.0 11.1 5
1.5SMC 110A 1.5SMC 110CA 75A 110C 94.00 105.00 116.00 1 152.0 10.0 5
1.5SMC 120A 1.5SMC 120CA 120A 120C 102.00 114.00 126.00 1 165.0 9.2 5
1.5SMC 130A 1.5SMC 130CA 130A 130C 111.00 124.00 137.00 1 179.0 8.5 5
1.5SMC 150A 1.5SMC 150CA 150A 150C 128.00 143.00 158.00 1 207.0 7.3 5
1.5SMC 160A 1.5SMC 160CA 160A 160C 136.00 152.00 168.00 1 219.0 6.9 5
1.5SMC 170A 1.5SMC 170CA 170A 170C 145.00 162.00 179.00 1 234.0 6.5 5
1.5SMC 180A 1.5SMC 180CA 180A 180C 154.00 171.00 189.00 1 246.0 6.2 5
1.5SMC 200A 1.5SMC 200CA 200A 200C 171.00 190.00 210.00 1 274.0 5.5 5
1.5SMC 220A 1.5SMC 220CA 220A 220C 185.00 209.00 231.00 1 328.0 4.6 5
1.5SMC 250A 1.5SMC 250CA 250A 250C 214.00 237.00 263.00 1 344.0 4.4 5
1.5SMC 300A 1.5SMC 300CA 300A 300C 256.00 285.00 315.00 1 414.0 3.7 5
1.5SMC 350A 1.5SMC 350CA 350A 350C 300.00 332.00 368.00 1 482.0 3.2 5
1.5SMC 400A 1.5SMC 400CA 400A 400C 342.00 380.00 420.00 1 548.0 2.8 5
1.5SMC 440A 1.5SMC 440CA 440A 440C 376.00 418.00 462.00 1 602.0 2.5 5
1.5SMC 480A 1.5SMC 480CA 480A 480C 408.00 456.00 504.00 1 658.0 2.3 5
1.5SMC 510A 1.5SMC 510CA 510A 510C 434.00 485.00 535.00 1 698.0 2.1 5
1.5SMC 530A 1.5SMC 530CA 530A 530C 477.00 503.50 556.50 1 725.0 2.1 5
1.5SMC 540A 1.5SMC 540CA 540A 540C 459.00 513.00 567.00 1 740.0 2.0 5
1.5SMC 550A 1.5SMC 550CA 550A 550C 495.00 522.50 577.50 1 760.0 2.0 5
For bidirectional type having Vrwm of 10 volts and less, the IR limit is double.
The avaliable parts are "A" type only, the parts without A (VBR is ± 10%) is not avaliable.
TEST
CURRE
NT IT
(mA)
1.5SMC
PART NUMBER
MAXIMUM
CLAMPING
VOLTAGE
@Ipp Vc(V)
PEAK
PULSE
CURRENT
Ipp (A)
MARKING
CODE REVERSE
LEAKAGE
@ VRWM
IR(µA)
REVERSE
STAND-
OFF
VOLTAGE
VRWM(V)
BREAKDO
WN
VOLTAGE
VBR(V)
MIN.@IT
BREAKDO
WN
VOLTAGE
VBR(V)
MAX.@IT
1.5 SMC Series
2/4 16-Feb-06
http://www.weitron.com.tw
WEITRON
RATINGS AND CHARACTERISTIC CURVES
10
100
1 10 100
200
Number of Cycles at 60 Hz
Fig.6 - Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
8.3ms Single Half Sine-Wave
(JEDEC Method)TJ=TJ max.
IM
S
F)
A(
tnerr
uC e
gru
S dr
awro
F
ka
e
P-
0.1
1
10
100
10ms
0.1µs 1.0µs 10µs 100µs 1.0ms
td - Pulse Width (sec.)
Fig. 1 - Peak Pulse Power Rating Curve
PMP
P)Wk
(
r
ewoP esl
u
P
k
ae
P-
P)V
A(
Mre
w
oP
et
a
tS
yda
etS
,
)W
(
no
i
t
ap
issiD
0 25 50 75 100 125 150 175 200
0
1.0
2.0
3.0
4.0
Fig. 5 - Steady State Power Derating Curve
TL - Lead Temperature (°C)
L=0.375" (9.5mm)
Lead Lengths
1.6x1.6x.040"
(40x40x1mm)
Copper Heat Sinks
5.0
6.0
7.0
8.0
60Hz
Resistive or
Inductive Load
t - Time(ms)
150
0
1.0
t
r
= 10µsec.
Peak Value
IPPM
TJ = 25°C
Pulse Width (td)
is defined as the point
where the peak curren
t
decays to 50% of IPPM
10/1000µsec.Waveform
as defined by R.E.A.
td
Fig.3 - Pulse Waveform
4.0
50
Half Value- IPPM
2
100
IM
P
PI %,
t
ner
r
uC eslu
P
k
aeP
-
MSR
3.00 5
10
100
1000
10000
CJ)
F
p
( e
c
nat
icapaC
-
Fig. 4 - Typical Junction Capacitance
VWM - Reverse Stand-Off Voltage (V)
Unidirectional
Bidirectional
f = 1MHz
Vsig = 50mVp-p
TJ = 25°C
VR = 0
500
VR
= Rated
Stand-off Voltage
10 100
0
12.5
25
37.5
50
62.5
75
87.5
100
0 25 50 75 100 125 150 175 200
Fig.2 - Pulse Derating Curve
P
(
rewoP
e
s
l
uP k
a
eP PP )
I
(
tne
r
ru
C
ro
PP )
%,egat
n
ecre
P
ni
g
nitareD
TA - Ambient Temperature (°C)
2.0
1.5 SMC Series
3/4 16-Feb-06
http://www.weitron.com.tw
WEITRON
A
B
C
D
E
G
H
J
4/4 16-Feb-06
http://www.weitron.com.tw
WEITRON
SMC Outline Dimension Unit:mm
SMC
Dim Min Max
5.59
6.60
2.75
0.15
7.75
0.10
0.76
2.00
6.22
7.11
3.18
0.31
8.13
0.20
1.52
2.62
1.5 SMC Series
