CHENMKO ENTERPRISE CO.,LTD
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE-6.8 TO 200 VOLTS
1500 WATTS PEAK POWER 6.5 WATTS STEADY STATE
FEATURES
*
*
*
*
*
*
Plastic package
1500W surge capability at 1ms
Glass passivated chip junction in SMC Package
Excellent clamping capability
Low Zener lmpedance
Fast response time: typically less than 1.0ps
from 0 volts to BV min.
* Typical IR less than 1 uA above 10V
* High temperature soldering guaranteed :
260
o
C/10 seconds at terminals
1.5SCMJ
SERIES
SMC
0.245(6.22)
0.220(5.59)
0.125(3.17)
0.115(2.92)
(2)
0.280(7.11)
0.260(6.60)
0.012(0.305)
0.006(0.152)
MECHANICAL DATA
Case:
JEDEC SMC molded plastic
Terminals:
Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:
0.007 ounce 0.25 gram
(1)
0.103(2.62)
0.079(2.06)
0.060(1.52)
0.030(0.76)
0.008(0.203)(max)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 H
Z
, resistive or inductive load.
For capacitive load, derate current by 20%.
o
0.320(8.13)
0.305(7.75)
Dimensions in inches and (millimeters)
SMC
DEVICES FOR BIDIRECTIONAL APPLICATIONS
For Bidirectional use C or CA Suffix for types 1.5SCMJ6.8A thru types 1.5SCMJ200A
Electrical characteristics apply in both directions.
MAXIMUM RATINGES
( At T
A
= 25
o
C unless otherwise noted )
RATINGS
SYMBOL
VALUE
UNITS
Peak Power Dissipation at T
A
= 25 C, Tp = 1ms ( Note1 )
o
P
PK
Minimum 1500
Watts
Steady State Power Dissipation at T
L
= 75
o
C
P
D
6.5
Watts
Peak Forward Surge Current 8.3ms Single Half
Sine-Wave Superimposed on Rated Load ( Note 2 )
I
FSM
200
Amps
Operating and Storage Temperature Range
T
J
, T
STG
-65 to +175
o
C
NOTES : 1. Non-repetitive current pulse, per Fig. 3 and derated above T
A
= 25
o
C per Fig. 2.
2. 8.3ms single half sine-wave, duty cycle = 4 pulses per minute maximum.
3. P.C.B. mounted 0.31 x 0.31" ( 8 x 8mm) copper pad areas
2003-01
RATING CHARACTERISTIC CURVES ( 1.5SCMJ6.8APT ~ 1.5SCMJ200APT )
PEAK PULSE POWER (P
PP
) OR CURRENT
(I
PP
) DERATING IN PERCENTAGE,%
FIG. 1 - PULSE POWER RATING CURVE
P
PPM
, PEAK PULSE POWER, KW
100
Non-Repetitive
Pulse Waveform
Shown in Fig.3
T
A
= 25
O
C
FIG. 2 - PULSE DERATING CURVE
100
75
10
50
1.0
25
0.1
0.1uS
0
0
25
75
50
100 125 150 175
T
A
, AMBIENT TEMPERATURE,(
O
C
)
200
1.0uS
10uS
100uS
1.0mS
T
P
, PULSE WIDTH, Sec
10mS
FIG. 3 - PULSE WAVEFORM
150
tr = 10usec.
Pulse Width (td) is Defined
as the Point Where the Peak
Current Decays to 50% of I
PPM
FIG. 4 - TYPICAL JUNCTION CAPACITANCE
10000
Unidirectional-----
I
PPM
, PEAK PULSE CURRENT,%
C
J
, CAPACITANCE, pF
Peak Value
I
PPM
V
R
= 0
100
I
PPM
2
10/1000usec. Waveform
as Defined by R.E.A.
HALF VALUE -
1000
50
100
f = 1MH
Vsig = 50mVp-p
T
J
= 25
O
C
V
R
= RATED
STAND-OFF
VOLTAGE
0
0
1.0
2.0
t, TIME,mS
3.0
4.0
10
5
10
100
V(
BR
), BREAKDOWN VOLTACE, VOLTS
500
FIG. 5 - STEADY STATE POWER DERATING CURVE
P
M
(
AV
), STEADY STATE POWER
DISSIATION, WATTS
8.0
60Hz
Resistive or Inductive Load
FIG. 6 - MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT UNIDIRECTIONAL
200
AMPERES PEAK FORWARD
SURGE CURRENT
8.3ms Single Half Sine-Wave
(JEDED Method) T
J
= T
J
max.
6.0
40
20
10
4.0
2.0
0
0
0
25
50
75
100 125 150
T
L
, LEAD TEMPERATURE (
O
C
)
175
200
1
10
NUMBER OF CYCLES AT 60 Hz
100
RATING CHARACTERISTIC CURVES (1.5SCMJ6.8APT ~ 1.5SCMJ200APT )
FIG. 7 - INCREMENTAL CLAMPING VOLTAGE
CURVE UNI-DIRECTIONAL
100
Waveform
8X20 Impulse
△Vc
= Vc-V(BR)
1.5SCMJ200A
1.5SCMJ130A
1.5SCMJ100A
△V
C
, INCREMENTAL CLAMPING VOLTAGE
△V
C
, INCREMENTAL CLAMPING VOLTAGE
FIG. 8 - INCREMENTAL CLAMPING VOLTAGE
CURVE UNI-DIRECTIONAL
100
Waveform
10X1000 Impulse
△Vc
= Vc-V(BR)
1.5SCMJ200A
1.5SCMJ130A
1.5SCMJ75A
20
10
20
10
1.5SCMJ75
1.5SCMJ39A
2.0
1.0
1.5SCMJ39A
1.5SCMJ33A
1.5SCMJ6.8A
1.5SCMJ9.1A
1.5SCMJ18A
1.5SCMJ12A
2.0
1.0
1.5SCMJ33A
1.5SCMJ6.8A
1.5SCMJ9.1A
0.2
0.1
0.5
1
2.0
10
20
I
PP
, PEAK PULSE CURRENT, AMPS
50
0.2
0.1
0.5
1
2.0
10
20
I
PP
, PEAK PULSE CURRENT, AMPS
50
FIG. 9 -INSTANTANEOUS FORWARD
VOLTAGE CHARACTERISTICS CURVE
ΘV-TEMPERATURE
COEFFICIENT-mV/℃
100
1000
FIG. 10 - BREAKDOWN VOLTAGE
TEMPEATURE COEFFICIENT CURVE
FORWARD CURRENT
10
Pulse Width = 300uS
1% Duty Cycle TJ = 25
O
C
100
Uni-directional
1
10
0.1
0
0.4
0.8
1.2
1.6
2.0
INSTANTANEOUS FORWARD CURRENT, AMPERES
1
5
10
20
50
100
200
V(
BR
), BREAKDOWN VOLTAGE, VOLTS
500
Embedded System
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