P4KE SERIES
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR POWER 400 Watts
BREAK DOWN VOLTAGE
6.8 to 440 Volts
DO-41
Unit: inch(mm)
FEATURES
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
1.0(25.4)MIN.
.034(.86)
.028(.71)
• 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 1µA above 10V
• In compliance with EU RoHS 2002/95/EC directives
MECHANICAL DATA
• Case: JEDEC DO-41 Molded plastic
• Terminals: Axial leads, solderable per MIL-STD-750, Method 2026
• Polarity: Color band denoted cathode except Bipolar
• Mounting Position: Any
• Weight: 0.0118 ounce, 0.336 gram
.205(5.2)
.160(4.1)
.107(2.7)
1.0(25.4)MIN.
.080(2.0)
MAXIMUM RATINGS AND CHARACTERISTICS
Rating at 25°Cambient temperature unless otherwise specified.
DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use C or CA Suffix for types
Electrical characteristics apply in both directions.
R ating
Peak Power D i ssi pati on at T
A
=25
O
Symbol
P
P K
R
θ
JA
I
F S M
T
J
,T
S T G
Value
400
60
40
-65 to +175
Uni ts
Watts
O
C , Tp=1ms (Note 1)
Typi cal Thermal Resi stance Juncti on to Ai r Lead Lengths .375",(9.5mm) (Note 2)
Peak Forward Surge C urrent, 8.3ms Si ngle Half Si ne-Wave Superi mposed on
Rated Load(JEC ED Method) (Note 3)
Operati ng Juncti on and Storage Temperature Range
C/W
Amps
O
C
NOTES:
1. Non-repetitive current pulse, per Fig. 3 and derated above T
A
=25°C per Fig.
2.
2. Mounted on Copper Leaf area of 1.57 in
2
(40mm
2
).
3. 8.3ms single half sine-wave, duty cycle= 4 pulses per minutes maximum.
STAD-SEP.02.2008
PAGE . 1
P4KE SERIES
P
PPM
,PEAK PULSE FORWARD,KW
100
Non-Repetitve
Pulse Wavefom
Shown in Figure.3
O
T
A
= 25 C
100
PEAK PULSE FORWARD (P
PP
) OR CURRENT (I
PP
)
DERATING IN PERCENTAGE %
75
10
50
1.0
25
0.1
0.1
1.0
10
100
1000
10000
0
0
25
50
75
100
125
150
175
O
200
td,PULSE WIDTH, micro sec
Fig.1 PEAK PULSE POWER RATING
PULSE TIME CURVE
T
A
,AMBIENT TEMPERATURE, C
Fig.2 PULSE DERATING CURVE
I
PPM
,PEAK PULSE CURRENT,%
150
tf = 10usec
T
A
= 25
O
C
Pulse Width (td) is Defined
as the Point where the Peak
Current Decayst to 50% of Ipp
10
5
100
Peak Value
Ippm
Ha lf Va lue -Ip p
2
Tj= 25 C
f= 1.0MHZ
Vsig = 50mVp -p
10,00 0
10/1000u se c Wa ve fo rm
a s De fine d b ye R.E.A.
50
e -kt
C
J
,CAPACIT
ANCE,p F
Mea sured a t
Ze ro Bia s
td
0
0
1.0
2.0
3.0
4.0
1,00 0
Me a sure d a t
S ta nd -Off
Volta Ge (V
RWM
)
T,TIME,ms
Fig.3 PULSE WAVEFORM
I
FSM
,PEAK FORWARD SURGE CURRENT,
AMPERES
50
T
J
= T
J
ma x
8.3ms S le Ha lf Sine -Wa ve
ing
JEDEC M e tho d
10 0
1.0
2.0
10
20
100
200
V
(BR)
, BREAKDOWN VOLTAGE, VOLTS
Fig.4 TYPICAL JUNCTION CAPACITANCE
UNIDIRECTIONAL
40
30
20
10
0
1
2
4
6 810
20
40 60 80 100
NUMBER OF CYCLES AT 60Hz
Fig.5 MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
STAD-SEP.02.2008
PAGE . 4
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