P4KE SERIES
400 Watts Transient Voltage Suppressor Diodes
DO-41
Features
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400W surge capability at 10 x 100us
waveform, duty cycle: 0.01%
Excellent clamping capability
Low zener impedance
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Fast response time: Typically less than 1.0ps
from 0 volts to VBR for unidirectional and 5.0
ns for bidirectional
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Typical IR less than 1 uA above 10V
o
High temperature soldering guaranteed: 260 C
/ 10 seconds / .375”,(9.5mm) lead length /
5lbs.,(2.3kg) tension
Mechanical Data
Dimensions in inches and (millimeters)
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Case: Molded plastic
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Polarity: Color band denotes cathode except bipolar
Maximum Ratings and Electrical Characteristics
o
Rating at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number
Symbol
Value
Units
o
Peak Power Dissipation at TA=25 C, Tp=1ms (Note 1)
P
Minimum 400
Watts
PK
o
Steady State Power Dissipation at TL=75 C
P
1.0
40
Watts
Amps
D
Lead Lengths .375”, 9.5mm (Note 2)
Peak Forward Surge Current, 8.3 ms Single Half
Sine-wave Superimposed on Rated Load
(JEDEC method) (Note 3)
I
FSM
Maximum Instantaneous Forward Voltage at 25.0A for
Unidirectional Only (Note 4)
V
F
3.5 /5.0
Volts
o
Operating and Storage Temperature Range
T , T
J
C
-55 to + 150
STG
o
1. Non-repetitive Current Pulse Per Fig. 3 and Derated above TA=25 C Per Fig. 2.
Notes:
2. Mounted on Copper Pad Area of 1.6 x 1.6” (40 x 40 mm) Per Fig. 4.
3. 8.3ms Single Half Sine-wave or Equivalent Square Wave, Duty Cycle=4 Pulses Per Minutes
Maximum.
≤
4. VF=3.5V for Devices of VBR 200V and VF=6.5V Max. for Devices VBR>200V
Devices for Bipolar Applications
1. For Bidirectional Use C or CA Suffix for Types P4KE6.8 thru Types P4KE440.
2. Electrical Characteristics Apply in Both Directions.
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