P4KE SERIES
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE - 6.8 TO 440 Volts
400 Watt Peak Power
1.0 Watt Steady State
FEATURES
l
l
l
l
l
l
l
l
Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
Glass passivated chip junction in DO-41 package
400W surge capability at 1ms
Excellent clamping capability
Low zener impedance
Fast response time: typically less
than 1.0 ps from 0 volts to BV min
Typical I
R
less than 1
£gA
above 10V
High temperature soldering guaranteed:
300
¢J
/10 seconds/.375”,(9.5mm) lead
length/5lbs., (2.3kg) tension
MECHANICAL DATA
Case: JEDEC DO-41 molded plastic
Terminals: Axial leads, solderable per
MIL-STD-202, Method 208
Polarity: Color band denoted cathode
except Bipolar
Mounting Position: Any
Weight: 0.012 ounce, 0.34 gram
DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use C or CA Suffix for types
Electrical characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25
¢J
ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
RATING
Peak Power Dissipation at T
A
=25
¢J
, T
P
=1ms(Note 1)
Steady State Power Dissipation at T
L
=75
¢J
Lead
Lengths .375”,(9.5mm) (Note 2)
Peak Forward Surge Current, 8.3ms Single Half Sine-Wave
Superimposed on Rated Load(JECED Method) (Note 3)
Operating and Storage Temperature Range
DO-41
SYMBOL
P
PK
PD
I
FSM
T
J
,T
STG
VALUE
Minimum 400
1.0
40.0
-65 to+175
UNITS
Watts
Watts
Amps
¢J
NOTES:
1.Non-repetitive current pulse, per Fig. 3 and derated above T
A
=25
¢J
per Fig. 2.
2.Mounted on Copper Leaf area of 1.57in (40mm ).
3.8.3ms single half sine-wave, duty cycle= 4 pulses per minutes maximum.
2
2
RATING AND CHARACTERISTIC CURVES P4KE SERIES
100
PEAK PULSE POWER(Ppp) OR
CURRENT(Ipp) DERATING IN
PERCENTAGE %
75
P
PPM
, PEAK PUSE POWER, kW
100
10
NON-REPETITIVE PULSE
WAVEFORM SHOWN IN
FIGURE 3 T
A
= 25¢J
50
25
1.0
0.1
0.1
£g
s
0
1.0
£g
s
10
£g
s
100
£g
s
1.0ms
10ms
0
25
50
75
100
125
150
175
200
td, PULSE WIDTH, SEC
T
A
, AMBIENT TEMPERATURE,
¢J
Fig. 1-PEAK PULSE POWER RATING VERSUS PULSE
TIME CURVE
150
Fig. 2-PULSE DERATING CURVE
10
5
TA = 25
¢J
tf = 10
£g
sec
Peak Value Ippm
Pulse Width(td) is Defined as the
Point Where the Peak Current
Decays to 50% of lpp
TJ = 25
¢J
f = 1.0MHz
Vsig = 50mVp-p
Ippm, PEAK PULSE CURRENT, %
100
Half Value-Ipp
2
50
10/1000
£g
sec Waveform
as Defined by R.E.A.
CJ, CAPACITANCE, pF
10,000
MEASURED AT
ZERO BIAS
e-kt
0
0
td
1.0
2.0
3.0
4.0
1,000
MEASURED AT
STAND-OFF
VOLTAGE(V )
MW
t, TIME , ms
Fig. 3-PULSE WAVEFORM
100
1.0
2.0
10
20
100 200
V(BR), BREAKDOWN VOLTAGE, VOLTS
1.00
Fig. 4-TYPICAL JUNCTION CAPACITANCE
UNIDIRECTIONAL
Ifsm, PEAK FORWARD SURGE
CURRENT AMPERES
50
T
J
= T max
J
8.3ms SINGLE HALF SINE WAVE
JEDEC METHOD
Pm(AV) STEADY STATE POWER
DISSIPATION, WATTS
0.75
40
30
20
10
0.50
L = .375"(9.5mm)
0.25
40mm×40mm×1mm Cu
(1.58"×1.58"×0.40")
0
0
25
50
75
100
125
150
175
200
0
1
2
4
6 8 10
20
40 60 80 100
T
L
, LEAD TEMPERATURE,
¢J
NUMBER OF CYCLES AT 60Hz
Fig. 5-STEADY STATE POWER DERATING CURVE
Fig. 6-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
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