P4KE SERIES
Transient Voltage Suppressor Diodes
Voltage Range
6.8 to 440 Volts
400 Watts Peak Power
DO-41
Features
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UL Recognized File # E-96005
Plastic package has Underwriters Laboratory Flammability
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Classification 94V-0
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400W surge capability at 10 x 100us waveform, duty cycle:
0.01%
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Excellent clamping capability
Low zener impedance
Fast response time: Typically less than 1.0ps from 0 volts to
VBR for unidirectional and 5.0 ns for bidirectional
Typical IR less than 1 uA above 10V
High temperature soldering guaranteed: 260°C / 10 seconds
/ .375”,(9.5mm) lead length / 5lbs.,(2.3kg) tension
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Mechanical Data
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Case: Molded plastic
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Lead: Axial leads, solderable per MIL-STD-
202, Method 208
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Polarity: Color band denotes cathode except bipolar
Weight: 0.012 ounce,0.3 gram
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
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
Peak Power Dissipation at TA=25°C, Tp=1ms
(Note 1)
PPK
Minimum 400
Watts
Steady State Power Dissipation at TL=75°C
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)
PD
1.0
Watts
Amps
IFSM
40.0
Maximum Instantaneous Forward Voltage at
25.0A for Unidirectional Only (Note 4)
VF
3.5 / 6.5
Volts
°C
Operating and Storage Temperature Range
TJ, TSTG
-55 to + 175
Notes: 1. Non-repetitive Current Pulse Per Fig. 3 and Derated above TA=25OC Per Fig. 2.
Notes: 2. Mounted on Copper Pad Area of 1.6 x 1.6” (40 x 40 mm) Per Fig. 4.
Notes: 3. 8.3ms Single Half Sine-wave or Equivalent Square Wave, Duty Cycle=4 Pulses Per Minutes
Notes: 3. Maximum.
≤
Notes: 4. VF=3.5V for Devices of VBR 200V and VF=6.5V Max. for Devices VBR>200V.
Devices for Bipolar Applications
Notes: 1. For Bidirectional Use C or CA Suffix for Types P4KE6.8 thru Types P4KE440.
Notes: 2. Electrical Characteristics Apply in Both Directions.
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