1.5KE SERIES
1500 WATT PEAK POWER TRANSIENT VOLTAGE SUPPRESSORS
VOLTAGE RANGE
FEATURES
* 1500 Watts Surge Capability at 1ms
* Excellent clamping capability
* Low zener impedance
* Fast response time: Typically less than
1.0ps from 0 volt to BV min.
* Typical I
R
less than 1 A above 10V
* High temperature soldering guaranteed:
260 C / 10 seconds / .375"(9.5mm) lead
length, 5lbs.(2.3kg) tension
6.8 to 600 Volts
1500 Watts Peak Power
DO-201
.210(5.3)
.188(4.8)
DIA.
1.0(25.4)
MIN.
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Lead: Axial leads, solderable per MIL-STD-202,
method 208 guranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
.375(9.5)
.285(7.2)
.042(1.1)
.037(0.9)
DIA.
1.0(25.4)
MIN.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
RATINGS
Peak Power Dissipation at T
A
=25 C, T
P
=1ms(NOTE 1)
Power Dissipation on infinite heatsink at T
L
=75 C
Peak Forward Surge Current at 8.3ms Single Half Sine-Wave
superimposed on rated load (JEDEC method) (NOTE 3)
Maximum Instantenous Forward Voltage at 25.0A for
Unidirectional only
Operating and Storage Temperature Range
SYMBOL
P
PK
P
D
I
FSM
V
F
T
J
, T
STG
VALUE
Minimum 1500
5.0
200
3.5/5.0
-55 to +150
UNITS
Watts
Watt
Amps
Volts
C
NOTES:
1. Non-repetitive current pulse per Fig. 3 and derated above T
A
=25 C per Fig. 2.
2. 8.3ms single half sine-wave, duty cycle = 4 pulses per minute maximum.
3. V
F
<3.5V for devices of V
BR
<200V and V
F
<5.0V for devices of V
BR
>201V.
DEVICES FOR BIPOLAR APPLICATIONS
1. For Bidirectional use C or CA Suffix for types 1.5KE6.8 thru 1.5KE600.
2. Electrical characteristics apply in both directions.
356
RATING AND CHARACTERISTIC CURVES (1.5KE SERIES)
FIG.1-PEAK PULSE POWER DERATING CURVE
Non-Repetitive
Pulse Waveform
Shown in Fig. 3
T
A
=25 C
10
PEAK PULSE POWER(P
PP
) OR CURRENT(I
PP
)
DERATING IN PERCENTAGE
100
100
FIG.2-PULSE DERATING CURVE
P
PPM
, PEAK PULSE POWER, KW
75
50
1.0
25
0.1
0.1ms
0
1.0ms
10ms
100ms
1.0ms
10ms
0
25
50
75
100
125
150
175
td, PULSE WIDTH, sec.
T
A
, AMBIENT TEMPERATURE ( C)
FIG.3-PULSE WAVE FORM
150
I
PPM
, PEAK PULSE CURRENT, %
Tf=10 s
Peak Value
I
PPM
T
A
=25 C
Pulse Width (td) is defined
as the point where the Peak
Current Deacys to 50% of Ipp
10000
FIG.4-TYPICAL JUNCTION CAPACITANCE
T
J
=25 C
f=1.0MHz
Vsig=50mVp-p
Measued at
Zero Bias
1000
100
Half Value-I
PPM
2
C
J
, CAPACITANCE, pF
50
10/1000 sec Waveform
as Defined by R.E.A.
100
Measured at
Stand-Off
Voltage(V
MW
)
td
e-kt
0
0
1.0
2.0
3.0
4.0
10
5.0
10
20
50
100
200
500
t, TIME, ms
V(BR), BREAKDOWN VOLTAGE, VOL
TS
FIG.5-STEADY STATE POWER DERATING CURVE
Pm(
AV
), STEADY STATE POWER DISSIPATION, WATTS
5.00
FIG.6-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT, UNIDIRECTIONAL
200
T
J
=T
J
max
8.3ms Single Half Sine-wave
JEDEC Method
100
3.75
L=.375"(9.5mm)
I
FSM
, PEAK FORWARD SURGE
CURRENT, AMPERES
50
2.50
1.25
20mm x 20mm x 1mm
Copper Heat Sink
(0.8" x 0.8" x .040")
UNIDIRECTIONAL ONLY
20
10
0
0
25
50
75
100
125
150
175
200
1
5
10
20
50
100
NUMBER OF CYCLES AT 60Hz
T
L
, LEAD TEMPERATURE ( C)
357
嵌入式系统
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