P4SMA SERIES
400 Watts Surface Mount
TransientVoltage Suppressor
SMA/DO-214AC
Features
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For surface mounted application in order to optimize
board space
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Low profile package
Built-in strain relief
Glass passivated junction
Excellent clamping capability
Fast response time: Typically less than 1.0ps from 0
volt to BV min.
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Typical IR less than 1μA above 10V
High temperature soldering guaranteed:
260oC / 10 seconds at terminals
Plastic material used carries Underwriters Laboratory
Flammability Classification 94V-0
400 watts peak pulse power capability with a 10 x
1000 us waveform by 0.01% duty cycle
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Dimensions in inches and (millimeters)
Mechanical Data
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Case: Molded plastic
Terminals: Pure tin plated lead free,
Polarity: Indicated by cathode band
Standard packaging: 12mm tape (EIA STD RS-481)
Weight: 0.064 gram
Maximum Ratings and Electrical Characteristics
Rating at 25oC ambient temperature unless otherwise specified.
Type Number
Peak Power Dissipation at TA=25oC, Tp=1ms(Note 1)
Symbol
Value
Minimum 400
Units
Watts
PPK
Peak Forward Surge Current, 8.3 ms Single Half
Sine-wave Superimposed on Rated Load
(JEDEC method) (Note 2, 3)
IFSM
40
Amps
Maximum Instantaneous Forward Voltage at 25.0A for
Unidirectional Only
VF
3.5
Volts
oC
Operating and Storage Temperature Range
TJ, TSTG
-55 to + 150
1. Non-repetitive Current Pulse Per Fig. 3 and Derated above TA=25oC Per Fig. 2.
2. Mounted on 5.0mm2 (.013 mm Thick) Copper Pads to Each Terminal.
3. 8.3ms Single Half Sine-wave or Equivalent Square Wave, Duty Cycle=4 Pulses Per
Minute Maximum.
Notes:
Devices for Bipolar Applications
1. For Bidrectional Use C or CA Suffix for Types P4SMA 6.8 through Types P4SMA200A.
2. Electrical Characteristics Apply in Both Directions.
Version: B07
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