1500W Transient Voltage
Suppressor
COMCHIP
www.comchiptech.com
Rating and Characteristic Curves (1.5KE6.8 THRU 1.5KE440CA)
FIG. 1 - PEAK PULSE POWER RATING CURVE
PEAK PULSE POWER (P
PP
) or CURRENT (I
PP
)
DERATING IN PERCENTAGE,%
FIG. 2 - PULSE DERATING CURVE
100
P
PPM,
PEAK PULSE POWER,KW
100
NON-REPETITIVE
PULSE WAVEFORM
SHOWN in FIG. 3
T
A
=25
75
10
50
1.0
25
0.1
0.1
US
10
S
1.0
US
10
US
100
US
1.0
MS
0
0
25
50
75
100
125
150
175
200
td, PULSE WIDTH, sec
Ta, AMBIENT TEMPERATURE,
FIG. 3 - PULSE WAVEFORM
150
10,000
FIG. 4 - TYPICAL JUNCTION CAPACITANCE
I
PPM
, PEAK PULSE CURRENT, %
100
PEAK VALUE
I
PPM
C
J
, CAPACITANCE ,
P
F
tr =10usec.
PULSE WIDTH (td) is DEFINED
as the POINT WHERE the PEAK
CURRENT DECAYS to 50% of I
PP
UNDIRECTIONAL
BIDIRECTIONAL
1,000
V
R
=0
HALF VALUE
Ipp
2
50
10/1000uSec. WAVEFORM
as DEFINED by R.E.A.
100
F=1 MH
Z
Vsig=50mVp-p
T
J
=25
V
R
=RATED
STAND-OFF
VOLTAGE
10
0
0
td
5
1.0
2.0
t, TIME,ms
3.0
4.0
10
100
500
V(
BR
), BREAKDOWN VOLTAGE, VOLTS
FIG. 5 - STEADY STATE POWER DERATING
L=0.375”(9.5mm)
LEAD LENGTHS
3.75
60H
Z
RESISTIVE OR
INDUCTIVE LOAD
PEAK FORWARD SURGE CURRENT,
AMPERES
PM(
AV
), STEADY STATE POWER
DISSIPATION ,WATTS
5.00
FIG. 6 - MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT UNIDIRECTIONAL ONLY
200
100
2.50
1.6 1.6 0.040”
(40 40*1mm.)
COPPER HEAT SINKS
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
T
J
=T
j
max.
1.25
0
0
25
50
75
100
125
150
175
200
10
1
10
NUMBER OF CYCLES AT 60H
Z
100
T
L
, LEAD TEMPERATURE,
MDS0305001A
Page 4
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